N-52026-2027 GRA Appendix 1-6 - Redacted
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2026-2027 GRA Direct Evidence Appendix 1A Page 2 of 7 REDACTED (CONFIDENTIAL INFORMATION REMOVED) OP-01 NS Power / Emera Regulated Annual Reports Attachment 1 – NS Power 2024 Q3 MD&A Attachment 2 – NS Power 2024 Financial Statements Attach...
AI summary This document lists various attachments and evidence submitted as part of the 2026-2027 GRA Direct Evidence Appendix 1A. It includes financial reports, organizational charts, benchmarking studies, asset listings, maintenance schedules, fuel specifications, IPP contracts, reliability statistics, and presentations by analysts and bondholders.
2026-2027 GRA Direct Evidence Appendix 1B Page 4 of 4 REDACTED (CONFIDENTIAL INFORMATION REMOVED) OT Overtime OTE Overhead Transmission Equipment PCB Polychlorinated Biphenyls PCR Program Cost Recovery (for DSM) PHB Port Hawkesbury Biomass...
AI summary This document is an appendix from a 2026-2027 General Rate Application (GRA) proceeding in Nova Scotia, containing a list of acronyms and their expansions relevant to energy regulation, infrastructure, and financial terms. The content is redacted, with confidential information removed, and focuses on technical, operational, and regulatory terminology used in the proceeding.
1.1. Nova Scotia Power Inc. NS Power is a full-service electric utility involved in all aspects of the electricity supply chain – generation, transmission, and distribution – across Nova Scotia. NS Power is a fully owned subsidiary of Emer...
AI summary Nova Scotia Power Inc. (NS Power) is a fully owned subsidiary of Emera Inc., providing electricity generation, transmission, and distribution across Nova Scotia. Regulated by the Nova Scotia Energy Board, NS Power uses diverse energy sources like hydro, coal, and wind to serve over 500,000 customers.
Scope of Adaptation Planning Exercise This Climate Adaptation Plan is applicable to all NS Power's physical assets owned or managed by the company associated with generation, transmission, and distribution of electricity in the province of...
AI summary The Climate Adaptation Plan applies to NS Power's physical assets related to electricity generation, transmission, and distribution in Nova Scotia. It excludes partnerships and employee health and wellness impacts.
Limitations of Adaptation Planning Exercise NS Power acknowledges that climate change poses set of risks that is broader than only physical risks, to company assets. While the broader scope is not addressed in this climate adaptation plann...
AI summary NS Power's climate adaptation planning exercise focuses on transition risks through strategic deliverables like the Integrated Resource Plan (IRP) and 10-Year System Outlook (10YSO), but does not address broader physical risks to company assets. Transition risks are managed within System Planning functions.
Weather versus Climate: Weather refers to the actual atmospheric conditions over a short period of time (i.e., hours, days), while climate refers to weather patterns experienced across a region over longer time periods, typically 30 years....
AI summary The text distinguishes weather (short-term atmospheric conditions) from climate (long-term patterns). It highlights the increasing frequency of extreme weather events, citing a 2021 report and the World Energy Council's findings (1980–2014 saw a fourfold rise in such events). Adaptation to climate risks is framed as a global imperative, with references to Canadian and international climate reports.
[Table 1.1,](#page-36-0) below presents some examples of the types of physical climate risk-related impacts expected for Canadian electric utilities such as NS Power. Table 1.1: Physical Climate Risk-Related Impacts for Canadian Electric U...
AI summary The document outlines physical climate risk-related impacts for Canadian electric utilities, such as NS Power, including damage to infrastructure from extreme weather and sea level rise. It also highlights opportunities for utilities as climate adaptation efforts progress.
2026-2027 GRA Direct Evidence Appendix 3B Page 14 of 54 REDACTED (CONFIDENTIAL INFORMATION REMOVED) adaptations to address the locked-in climate change effects and mitigation to reduce or halt even greater climate change impacts. Incorpora...
AI summary The text emphasizes the importance of integrating climate change adaptation into electricity system planning to proactively manage risks and enhance resilience against both short- and long-term climate impacts. It highlights the role of adaptation processes in mitigating climate change effects and improving system resilience.
2. Step 2: Identify Critical Assets and Operations This section discusses how NS Power classifies its Generation and Transmission & Distribution assets in the context of importance to overall objectives. NS Power's assets and operations ge...
AI summary NS Power generates 10,000 GWh annually, meeting 95% of Nova Scotia's electricity needs via 5,000 km transmission and 28,000 km distribution infrastructure. The utility emphasizes classifying assets based on their role in delivering safe, reliable, and affordable electricity to over 500,000 customers.
& lt;sup>22 Direct impacts are defined by the CEA as those with "direct, i.e., unmediated, effects on assets and operations." Indirect impacts are defined as those that "initiate a chain of events that ultimately impact on assets and opera...
AI summary The document discusses climate hazards and their impacts on Nova Scotia Power's operations. It categorizes impacts as direct or indirect and outlines risk levels for different hazards, such as changes in runoff, temperature, and drought/wildfire, affecting various business units and infrastructure.
Wreck Cove Reliability Teams: - Civil structures - Dam structures - Hydro mechanical - Electrical - Instrumentation & controls
AI summary The Wreck Cove Reliability Teams focus on civil, dam, hydro-mechanical, electrical, and instrumentation & controls infrastructure. These teams ensure reliability across multiple engineering disciplines critical to the facility's operations.
Chapter 3: Risk/Opportunity Response and Adaptation Planning Chapter 3 comprises two steps that show how NS Power's asset risk assessment approach can be used to record and monitor climate data and feed learnings from the data into decisio...
AI summary Chapter 3 outlines NS Power's two-step process for using asset risk assessments to monitor climate data and inform adaptation measures. This includes identifying potential measures and developing business cases, enabling enterprise-wide prioritization of climate mitigation strategies.
2026-2027 GRA Direct Evidence Appendix 3B Page 39 of 54 REDACTED (CONFIDENTIAL INFORMATION REMOVED) This option may be suitable where an item has parameters that can be readily measured, such as vibration or temperature, or where operation...
AI summary The text discusses monitoring methods for transmission infrastructure, such as using vibration or temperature sensors, or operational tests to detect failure mechanisms. Implementation may involve operational or capital expenditures, with examples like installing devices to monitor ice build-up on high-risk transmission lines.
Re-design Re-design typically requires engineering input to modify/redevelop an asset to incorporate changes to reduce the risk of failure. In some cases, it may involve changing the design standard to ensure new assets of a particular typ...
AI summary Re-design involves modifying assets to reduce failure risks, often requiring engineering changes. It may alter design standards to improve performance or capacity, with costs classified as capital or operating expenditure. For example, increasing conductor sizing and re-designing fasteners can mitigate risks from wind events like hurricanes.
2026-2027 GRA Direct Evidence Appendix 3B Page 46 of 54 REDACTED (CONFIDENTIAL INFORMATION REMOVED)
AI summary The document is a redacted appendix from a 2026-2027 General Rate Application (GRA) proceeding in Nova Scotia. It includes a list of acronyms and terms relevant to energy regulation, cost recovery mechanisms, and infrastructure planning, though the actual content is confidential and removed.
2026-2027 GRA Direct Evidence Appendix 3B Page 50 of 54 REDACTED (CONFIDENTIAL INFORMATION REMOVED) The following [Figure 8.4](#page-74-0) provides additional detail for a feeder which was flagged due to their reliability performance. The...
AI summary Feeder 57S-401 has reliability issues, with 24.1% of events caused by tree contact. NS Power plans to mitigate this by moving poles and widening ROWs, expecting reduced events.
Executive Summary The purpose of the NS Power's wildfire mitigation plan is to reduce the risk of wildfires caused by electrical infrastructure in Nova Scotia and to protect public safety. It aims to ensure the reliability of electricity s...
AI summary NS Power's wildfire mitigation plan aims to reduce wildfire risks from electrical infrastructure, protect public safety, and ensure reliable electricity service through vegetation management, equipment upgrades, and operational improvements. Key assets include transmission lines, distribution lines, and monitoring systems, with goals focused on risk reduction, safety, and grid resilience.
The long-term vision of a wildfire mitigation plan for NS Power is to create a resilient and sustainable electrical grid that can withstand and adapt to wildfire risks. This vision includes: - 1. Enhanced Safety: Achieving a continued low...
AI summary NS Power's long-term vision for wildfire mitigation includes enhanced safety, reliable service, innovative technology, community partnerships, and continuous improvement to create a resilient and sustainable electrical grid. The goal is to reduce wildfire risks and protect communities.
The main elements within NS Power's wildfire mitigation plan are summarized below, and are expanded upon in the following sections of the plan. Risk Assessment & Mapping Identify and prioritize high-risk areas for wildfires Situational Awa...
AI summary NS Power's wildfire mitigation plan includes risk assessment, situational awareness, inspection programs, vegetation management, operational adjustments, emergency response, and continuous improvement. Climate change is increasing wildfire severity, and examples like PG&E's bankruptcy highlight the importance of proactive measures to manage risks and liabilities.
2026-2027 GRA Direct Evidence Appendix 3C Page 15 of 38 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Figure 5: Sample of NS Power's Transmission Line Risk Profile
AI summary The document presents a sample transmission line risk profile from NS Power's 2026-2027 GRA Direct Evidence Appendix 3C. The figure illustrates risk assessments for transmission infrastructure, though specific details are redacted. The context relates to regulatory proceedings involving rate applications and infrastructure planning.
3.2 Tracking and analysis of wildfires and near miss ignitions The purpose of this practice is to track ignitions and potential ignitions and perform root cause analysis to detect and understand patterns or correlations. The resulting data...
AI summary NS Power tracks wildfires and near-miss ignitions to identify patterns and improve fire prevention. Data from NS NRR is reviewed by the Vegetation Reliability Team, while outage events are categorized in the Outage Management System for root cause analysis.
2026-2027 GRA Direct Evidence Appendix 3C Page 16 of 38 REDACTED (CONFIDENTIAL INFORMATION REMOVED) tripping a protective device; branches spanning two phase conductors; conductor slapping; and repetitive faults. As described in section 2....
AI summary The document discusses powerline-related wildfire causes in Nova Scotia, attributing incidents primarily to vegetation contact, failed insulators, and energized downed lines. NS Power emphasizes vegetation management and risk profiling to mitigate fires, noting that such incidents typically result in minimal burned acres due to rapid containment by emergency responders.
5.1 Ground Patrol Inspections
AI summary Section 5.1 of the document discusses Ground Patrol Inspections, though no detailed content or arguments are provided in the included text. The section heading suggests a focus on inspection procedures or infrastructure maintenance.
Detailed inspections of electric lines and equipment Careful visual inspections of overhead electric lines and equipment where individual pieces of equipment and structures are carefully examined, visually, and through use of routine diagn...
AI summary The document outlines procedures for inspecting overhead electric lines and equipment, including visual checks and diagnostic tests. Distribution and transmission systems are assessed for deficiencies, with specific equipment listed for each. Vegetation and wildlife interactions are also evaluated to prevent failures and ignition risks.
5.2 Helicopter Inspections Helicopter inspections allow for an aerial perspective of overhead structures, conductor spans, and right-of-way encroachments. These inspections are designed to identify obvious structural or vegetation problems...
AI summary Helicopter inspections provide an aerial view of overhead structures, conductor spans, and right-of-way encroachments to identify structural, vegetation, and hazard risks. Conducted in fall, they help mitigate wildfire risks by detecting ignition sources before wildfire season.
5.3 LiDAR Surveys Accurate surveys of rights-of-way are critical for effective and appropriate line management. Light Detection and Ranging (LiDAR) data provides a detailed source of structure, conductor, and vegetation data for power line...
AI summary LiDAR surveys provide critical data for managing power line right-of-ways, enabling accurate vegetation management and wildfire mitigation. The data helps identify clearance issues and informs infrastructure projects to prevent vegetation-related outages. A regular LiDAR inspection program exists for high-voltage lines and is under evaluation for expansion.
5.4 New Inspection Technologies Drones are another technology currently being deployed at NS Power for inspections of our transmission and distribution lines. As drones collect video and still images, there is a combination of manual and A...
AI summary NS Power uses drones and satellite imagery for inspecting transmission lines and managing vegetation. Drones provide detailed inspections and AI analysis for identifying equipment issues. Satellite imagery with AI assesses vegetation proximity to lines, aiding wildfire prevention and vegetation management. Section 7 elaborates on vegetation management practices.
2026-2027 GRA Direct Evidence Appendix 3C Page 22 of 38 REDACTED (CONFIDENTIAL INFORMATION REMOVED) NS Power completed two pilots of satellite imagery to assess distribution vegetation condition over the past three years. The findings of t...
AI summary NS Power conducted two satellite imagery pilots over three years to assess distribution vegetation conditions, concluding the technology provides sufficient detail for strategic/tactical vegetation management and wildfire mitigation. A province-wide program was implemented in 2025.
6.0 Wildfire Risk Reduction Components in poor condition are at higher risk of unplanned failure and should be prioritized for replacement or upgrade. Investment in maintaining or upgrading overhead lines will reduce the potential for tran...
AI summary NS Power prioritizes infrastructure upgrades and vegetation management to reduce wildfire risks. Measures include overhead line hardening, right-of-way widening, animal guards, drone inspections, and satellite monitoring. These efforts aim to enhance grid resilience against climate change impacts and prevent ignition sources.
Pole hardening and replacement program based on pole loading assessment program Actions are taken to remediate, adjust, or install replacement poles that the utility has identified as failing to meet modern safety factor requirements in ac...
AI summary The document outlines NS Power's pole hardening and replacement program, driven by updated safety standards for transmission and distribution poles. Enhanced design criteria for 69 kV transmission poles and coastal locations are implemented to address severe loading and storm resilience, ensuring compliance with modern safety requirements.
2026-2027 GRA Direct Evidence Appendix 3C Page 24 of 38 REDACTED (CONFIDENTIAL INFORMATION REMOVED) combustion. It is recommended that substation control buildings continue to have fire suppression systems added and building designs to be...
AI summary The text recommends installing fire suppression systems in substation control buildings and evaluating building designs to determine if additional fire prevention measures are necessary. These recommendations aim to enhance safety and compliance in infrastructure management.
Transmission structure maintenance and replacement Remediation, adjustments, or installations of new equipment to improve or replace existing transmission structures (e.g., H-Frames, lattice steel towers, or tubular steel poles that suppor...
AI summary The text discusses NS Power's existing inspection and maintenance program for transmission structures (e.g., H-Frames, lattice steel towers, tubular steel poles at or above 69kV) to ensure their integrity and replace or upgrade them as needed.
Replacement of wooden poles Replace wood poles that have deteriorated due to wear and/or pose a risk as an ignition source if they are subject to weather conditions that exceed their operating design standards. Poles in high-risk locations...
AI summary The document discusses replacing deteriorated wooden poles due to wear and fire risk, recommending fire-resistant alternatives like steel, concrete, or composite materials in high-risk areas. NS Power's transmission system currently uses a mix of steel and wood, with alternatives considered for replacements despite higher costs.
Personnel work procedures and training in conditions of elevated fire risk Work activity guidelines that designate what type of work can be performed during operating conditions at different levels of wildfire risk. Designate the type of w...
AI summary NS Power outlines procedures for work activities during wildfire risk levels (Normal, Elevated, Extreme). Elevated risk requires additional mitigation, while extreme risk halts most overhead work except for critical tasks. The Vegetation Management Operating Procedure VM2.05 guides vegetation management, with the Forestry team using FWI forecasts and Safety team assessments to enforce temporary restrictions and contractor limitations.
2. Compare Risk Profiles for Distribution Feeders: - High-Risk Feeders: Proceed to next step. - Low-Risk Feeders: No shutoff required.
AI summary The document outlines a risk categorization process for distribution feeders, specifying that high-risk feeders proceed to the next step while low-risk feeders do not require shutoff actions. This classification likely informs regulatory decisions on infrastructure management and safety protocols.
7.0 Vegetation Management NS Power's electrical system is made up of over 32,000 km of power lines—the majority of which run along forested areas and tree lined roads. Each year, the Company's vegetation management team identifies work are...
AI summary NS Power invests increasing amounts in vegetation management to maintain power line reliability, using methods like trimming, removing trees, and herbicides. The 2023-2025 investment rose from $32M to $45M. They reference a 2025-2029 Five-Year Reliability Plan filed with NSUARB.
2026-2027 GRA Direct Evidence Appendix 3C Page 31 of 38 REDACTED (CONFIDENTIAL INFORMATION REMOVED) The Vegetation Management Program is designed to proactively reduce tree contacts with power lines, which can be an initiating cause for wi...
AI summary The Vegetation Management Program aims to reduce wildfire risks by widening power line corridors, improving access for maintenance, and enhancing inspection capabilities. Strategies include corridor widening, rights-of-way establishment, and tree trimming to prevent electrical faults and improve system reliability.
7.1 Right-of-Way Management Right-of-way (ROW) management, including widening, is directed by the Forestry team at NS Power. Targeted widening is dependent on the site, but minimums are generally between 18-32 meters for transmission and 6...
AI summary NS Power's Forestry team manages right-of-way (ROW) widths, with transmission lines requiring 18-32 meters and distribution lines 6 meters. The New Distribution ROW program influenced increased clearance standards. Vegetation management prioritizes fuel hazard reduction and sustainable ROW practices to minimize regular maintenance.
Hazard Trees
AI summary The section discusses hazard trees, which are trees that pose safety risks. The proceeding involves regulatory considerations related to their management, though no specific details are provided in the given text.
2026-2027 GRA Direct Evidence Appendix 3C Page 32 of 38 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hazard trees pose a risk to powerlines from branch contact, partial tree, or whole tree failure. The resulting risks include electrical out...
AI summary Hazard trees pose risks to powerlines, leading to outages, wildfires, and injuries. NS Power manages these risks through proactive inspection programs and promotes the 'Plant the Right Tree in the Right Place' initiative to reduce conflicts between trees and powerlines.
Vegetation inventory system In 2025 NS Power is advancing a project to further enhance our existing vegetation inventory system, and this initiative will integrate and leverage new and existing vegetation management data for enhanced risk-...
AI summary In 2025, NS Power is enhancing its vegetation inventory system by integrating satellite imagery data, reliability assessments, and asset criticality into Business Intelligence tools like Tableau. This initiative aims to improve risk-based decision-making for transmission and distribution systems through enhanced vegetation management interventions and time-series data analysis.
7.3 Substation Vegetation Management During regular substation inspections, any vegetation present is assessed, and Forestry is contacted to intervene as required. Vegetation is cleared 2-3 meters outside of the fence line, and all vegetat...
AI summary Nova Scotia Power's substation vegetation management involves clearing vegetation 2-3 meters outside substation fences and removing all vegetation within the yard to prevent fire hazards and ensure safety. Forestry is engaged as needed during inspections, with proactive measures emphasized for reliability.
2026-2027 GRA Direct Evidence Appendix 3C Page 33 of 38 REDACTED (CONFIDENTIAL INFORMATION REMOVED) maintenance and emergency response. Additionally, this vegetation management creates a buffer that protects substations from wildfires in t...
AI summary The text highlights the importance of vegetation management in maintaining infrastructure and emergency response capabilities, emphasizing its role in protecting substations from wildfires through the creation of safety buffers.
2026-2027 GRA Direct Evidence Appendix 3C Page 34 of 38 REDACTED (CONFIDENTIAL INFORMATION REMOVED) For transmission, a small number of fault indicators are installed at some line taps. These indicate which section of the line has a fault...
AI summary NS Power uses fault indicators at targeted locations on its distribution system, particularly in isolated or hard-to-access circuits like 85S-401 in Northern Cape Breton. These devices help identify fault locations more quickly, though their use is limited due to the prevalence of other protection devices.
2026-2027 GRA Direct Evidence Appendix 3C Page 38 of 38 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Innovation (CEATI), such as the Asset Management in Generation (AMIG), Overhead Transmission Equipment (OTE) group and the Vegetation Manag...
AI summary NS Power collaborates with CEATI and other organizations on climate adaptation, including wildfire mitigation. It contributes to CSA standards and follows CEA guidelines for wildfire prevention. References include CEA, BPA, and SDG&E mitigation plans.
1 1 INTRODUCTION 2 3 The two-year test period includes fuel data for 2026-2027. The following is a more detailed 4 explanation about the sources of fuel and purchased power, the fuels forecast for 2026-2027, the 5 Maritime Link, and the he...
AI summary The two-year test period (2026-2027) includes fuel data analysis, covering sources of fuel and purchased power, fuel forecasts, the Maritime Link project, and the hedging plan. Details on these elements are provided for regulatory consideration.
1 1.2.9 Imports - 2 Over the 2026-2027 GRA period, there are two ways in which energy will be impoited into Nova - 3 Scotia: impo1ts through the Maritime Link and impo1ts through the interconnection between Nova - 4 Scotia and New Brnnswic...
AI summary The 2026-2027 GRA defines imports as energy from the Nova Scotia-New Brunswick interconnection and surplus Maritime Link energy, excluding the NS Block and Supplemental Energy. Confidential Figure 24 estimates total imports between 1,418 GWh and 1,435 GWh.
1 Figure 25 - 2026-2027 USD Hedge Summary (Confidential) Hedge Summary Table Year USDVolume ($ million) USD Hedged ($ million) % ofUSD Hedged Average FX Rate 2026 2027 2
AI summary Confidential table outlining 2026-2027 USD hedging strategy with columns for volume, hedged amounts, percentage hedged, and FX rates. No data populated in rows for 2026 or 2027.
14 1.3.1 Background - 15 The NSUARB approved forecast Maritime Link Project costs in each year for inclusion in rates to - 16 reflect the forecast interim assessment for the Maritime Link. 17 - 18 The Nova Scotia Block commenced in mid-Aug...
AI summary The NSUARB approved forecast costs for the Maritime Link Project for inclusion in rates. The Nova Scotia Block, initiated in 2021, is expected to deliver 894 GWh of base energy by 2026-2027, with supplemental energy agreements concluding in 2027. NS Power plans to purchase market-priced energy from Nalcor via the Maritime Link during 2026-2027.
2026-2027 GRA Direct Evidence Appendix 6B (Redline) Page 16 of 35 REDACTED (CONFIDENTIAL INFORMATION REMOVED) - Standby Emergency Response Services and third party compliance program - Third Party Supervision of Unloading - Transportation...
AI summary The document outlines various costs associated with emergency response services, transportation, compliance programs, and infrastructure maintenance, including GHG emissions compliance, ash hauling, and wharf maintenance.
N-72026-2027 GRA Appendix 8A-G -Depreciation Study - Redacted
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wer Inc. Age, Percent of Average Life FIG85(.6<00(75,&$/256 ,2:$7<3(6859,925&859(6 2026-2027 GRA Direct Evidence Appendix 8A Page 17 of 297 100 50 45 R1 R2 R3 R4 R5 90 40 35
AI summary The text includes a figure titled 'Survival Curves' from Appendix 8A of the 2026-2027 GRA Direct Evidence document, page 17 of 297. It appears to depict data related to asset lifespan percentages, with labels R1-R5 and a graph showing aging metrics.
200 225 250 275 300 _ December 31, 2023 Nova Scotia Power Inc. Age, Percent of Average Life FIG85(.5, +702'$/255,2:$7<3(6859,925&859(6 2026-2027 GRA Direct Evidence Appendix 8A Page 18 of 297 REDACTED (CONFIDENTIAL INFORMATION...
AI summary Redacted table or graph related to Nova Scotia Power Inc. (NSPI), showing data with dates and numerical values, possibly related to asset aging or infrastructure planning. Context includes a reference to 'FIG85' and page numbers from a 2026-2027 GRA Direct Evidence Appendix.
oles owned by NSPI are wood poles. The existing survivor curve estimate for this account is the 38-R2.5. The company has a pole inspection program in which poles are visually inspected on a two-year cycle. Poles showing signs of advanced r...
AI summary NSPI uses wood poles in its distribution system, which are inspected every two years. Retirements occur due to decay, damage, and other factors. Recent storm-hardening efforts, including using higher class poles and increased tree-trimming, are expected to extend pole service life. A new survivor curve estimate (43-R2) is proposed based on historical data from 1942 to 2023.
AGE AT EXPOSURES AT RETIREMENTS PCT SURV BEGIN OF BEGINNING OF DURING AGE RETMT SURV BEGIN OF INTERVAL AGE INTERVAL INTERVAL RATIO RATIO INTERVAL 0.0 128,617,231 0.0000 1.0000 100.00 0.5 128,382,636 0.0000 1.0000 100.00 1.5 127,423,616 104...
AI summary The text presents a table with data on exposures, retirements, and survival rates across different age intervals. It includes values for age intervals, exposures at the beginning of each interval, retirements during the interval, and survival rates. The data seems to be related to asset management or infrastructure planning, tracking changes over time.
ACCOUNT 356.00 OVERHEAD CONDUCTORS AND DEVICES ORIGINAL LIFE TABLE, CONT. PLACEMENT BAND 1929-2023 EXPERIENCE BAND 1942-2023
AI summary The text presents an original life table and an experience band for overhead conductors and devices, spanning from 1929 to 2023 and 1942 to 2023, respectively. These tables likely relate to asset management and infrastructure planning.
AGE AT EXPOSURES AT RETIREMENTS PCT SURV BEGIN OF BEGINNING OF DURING AGE RETMT SURV BEGIN OF INTERVAL AGE INTERVAL INTERVAL RATIO RATIO INTERVAL 0.0 94,862,802 102,867 0.0011 0.9989 100.00 0.5 94,461,357 267,723 0.0028 0.9972 99.89 1.5 94...
AI summary The text presents a table with data on exposures, retirements, and survival rates across different age intervals, likely related to asset management or infrastructure planning. The table includes metrics such as the number of exposures, retirements during each interval, and survival percentages.
7 GRA Direct Evidence Appendix 8A Page 102 of 297 ACCOUNT 363.20 ENERGY STORAGE EQUIPMENT - DISTRIBUTED SOLAR NOVA SCOTIA POWER, INC. SMOOTH SURVIVOR CURVE _ VII-42 Nova Scotia Power Inc. December 31, 2023 REDACTED (CONFIDENTIAL INFORMATIO...
AI summary The text contains pages from a regulatory proceeding document related to Nova Scotia Power, Inc., including sections on energy storage equipment and infrastructure assets such as poles and towers. The content includes survivor curves and financial data, though much of it is redacted as confidential.
ACCOUNT 367.00 UNDERGROUND CONDUCTORS AND DEVICES ORIGINAL LIFE TABLE, CONT. PLACEMENT BAND 1930-2023 EXPERIENCE BAND 1942-2023
AI summary The text presents an original life table and experience band for underground conductors and devices, spanning from 1930 to 2023 and 1942 to 2023, respectively, likely used for asset management and infrastructure planning purposes.
AGE AT EXPOSURES AT RETIREMENTS PCT SURV BEGIN OF BEGINNING OF DURING AGE RETMT SURV BEGIN OF INTERVAL AGE INTERVAL INTERVAL RATIO RATIO INTERVAL 0.0 140,663,419 25,373 0.0002 0.9998 100.00 0.5 140,204,788 62,744 0.0004 0.9996 99.98 1.5 13...
AI summary The text presents a table with data on exposures, retirements, survival rates, and percentages over various age intervals. It includes metrics such as the number of exposures at the beginning of each interval, retirements during the interval, and survival ratios. This data may be related to asset management or infrastructure planning.
,460.55 37,268,119 34,254,208 76,529,854 3,464,500 TUFTS COVE COMMON INTERIM SURVIVOR CURVE.. IOWA 65-L1 PROBABLE RETIREMENT YEAR.. 12-2049 NET SALVAGE PERCENT.. -11
AI summary The text contains numerical data and technical terms related to infrastructure planning and asset management, including a probable retirement year and net salvage percentage for an asset.
(2) (3) (4) (5) (6) (7) SHEET HARBOUR INTERIM SURVIVOR CURVE.. IOWA 100-L0.5 PROBABLE RETIREMENT YEAR.. 12-2066 NET SALVAGE PERCENT.. -64
AI summary The text presents a sheet harbour interim survivor curve with details including a probable retirement year of 12-2066 and a net salvage percent of -64. This data appears to be related to asset management or infrastructure planning.
29 2023 2,652,639.99 31,513 29,095 3,154,073 50.01 63,069 241,849,833.30 87,448,851 80,739,861 209,479,939 3,964,699 ANNAPOLIS TIDAL INTERIM SURVIVOR CURVE.. IOWA 100-L0.5 PROBABLE RETIREMENT YEAR.. 12-2066 NET SALVAGE PERCENT.. -79
AI summary The text contains numerical data and technical terms related to energy infrastructure, including figures for the year 2023, an interim survivor curve, and details about Annapolis Tidal, including a probable retirement year and net salvage percentage.
,833.30 87,448,851 80,739,861 209,479,939 3,964,699 ANNAPOLIS TIDAL INTERIM SURVIVOR CURVE.. IOWA 100-L0.5 PROBABLE RETIREMENT YEAR.. 12-2066 NET SALVAGE PERCENT.. -79
AI summary The text provides numerical data related to a tidal project, including financial figures and details about the Annapolis Tidal project, such as a probable retirement year and net salvage percentage. These figures may relate to asset management or infrastructure planning.
) (2) (3) (4) (5) (6) (7) BURNSIDE INTERIM SURVIVOR CURVE.. IOWA 75-S0.5 PROBABLE RETIREMENT YEAR.. 12-2049 NET SALVAGE PERCENT.. -10
AI summary The text presents data related to an interim survivor curve for BURNSIDE, including details such as the IOWA 75-S0.5, probable retirement year of 12-2049, and a net salvage percentage of -10. This information likely pertains to asset management or infrastructure planning.
(1) (2) (3) (4) (5) (6) (7) TUSKET INTERIM SURVIVOR CURVE.. IOWA 75-S0.5 PROBABLE RETIREMENT YEAR.. 12-2049 NET SALVAGE PERCENT.. -11
AI summary The text provides data related to a TUSKET interim survivor curve, including a probable retirement year of 12-2049 and a net salvage percent of -11. This appears to be technical information related to asset management or infrastructure planning.
While this is a typical breakdown, sediment management costs vary considerably. This variation is chiefly dependent on the geology of the project area, along with the level of contamination within any sediment buildup. In order to factor i...
AI summary The text discusses sediment management costs for dams, which vary based on geology and contamination levels. A classification system was developed to assign cost allowances, using percentages of a reference value from Pansic et al. for a large dam removal project.
et’s Bay, and Tusket. The 2018 infrastructure removal cost for Mersey was updated based on a re-evaluation of the comprehensive study used in the 2018 report. Roseway decommissioning costs provided by NSPI were based on actuals up to June...
AI summary The text discusses updates to infrastructure removal costs for Mersey and Roseway, including the use of projected decommissioning costs and adjustments based on 2024 factors. Hatch confirmed with NSPI that planned changes to hydroelectric assets since the 2018 report were completed.
Infrastructure Environmental Sediment Total Estimated System Removal Cost Cost Management Cost Removal Costs (2024 CAD) (2024 CAD) (2024 CAD) (2024 CAD) Annapolis $ 27,139,950 $ 2,813,625 $ 0 $ 29,953,575 Avon $ 12,030,000 $ 6,562,050 $ 1,...
AI summary The text presents a table with infrastructure, environmental, sediment, and total estimated removal costs for various locations in Nova Scotia, including Annapolis, Avon, Bear River, Black River, and others, with costs listed in 2024 CAD.
$ 14,118,000 $ 9,457,470 $ 2,355,756 $ 25,931,226 Paradise $ 8,404,000 $ 3,125,430 $ 465,468 $ 11,994,898 Roseway $ 4,689,394 $ 892,980 $ 0 $ 5,582,374 Sheet $ 15,310,000 $ 7,644,450 $ 21,188,615 $ 44,143,065 Harbour Sissiboo $ 61,359,000...
AI summary The text presents a table of financial figures related to various locations, including Paradise, Roseway, Sheet Harbour, Sissiboo, St Margaret's Bay, Tusket, and Wreck Cove. It also references sections 5.2, 5.3, and 5.4 for more details on infrastructure removal, environmental, and sediment management costs.
The infrastructure removal, environmental, and sediment management estimated cost results are described in more detail in Sections 5.2, 5.3, and 5.4, respectively. 5.2 Infrastructure Removal Costs The updated infrastructure removal cost es...
AI summary The document details infrastructure removal costs for NSPI’s hydroelectric portfolio, noting increases due to inflation and updated data on dam removal costs. Environmental and socio-economic costs are excluded from the estimates.
Table 5-2: Estimated Infrastructure Removal Costs Infrastructure Infrastructure Spillways System Dams Canals Powerhouses Fishways Removal Cost Removal Cost /Intakes (2018 CAD) (2024 CAD) Annapolis 0 1 0 1 1 $ 22,065,000 $ 27,139,950 Avon 8...
AI summary The table provides estimated infrastructure removal costs for various systems in Nova Scotia, including dams, canals, powerhouses, and fishways, with costs listed in 2018 and 2024 CAD.
Table 5-4: Estimated Sediment Management Costs Sediment Sediment Environmental Infrastructure Sediment Management Management System Cost Removal Cost Management Cost Cost (2024 CAD) (2024 CAD) Cost (%) (2018 CAD) (2024 CAD) Annapolis $ 2,8...
AI summary The text presents a table outlining estimated sediment management costs for various systems, including environmental costs, infrastructure removal costs, and sediment management costs as a percentage. The data includes both 2018 and 2024 cost estimates for specific systems like Annapolis, Avon, and Black River.
2026-2027 GRA Direct Evidence Appendix 8B Page 27 of 33 Date Updated: Monday, December 2, 2024 NSPI Dam Register Structure Data (ft) Penstock Data Spillway Data (ft) ANALYSIS
AI summary The document provides a section of the NSPI Dam Register, including structure, penstock, and spillway data, with an analysis section. It is part of the 2026-2027 GRA Direct Evidence Appendix 8B, last updated on December 2, 2024.
Equivlent number of Infrastructure Infrastructure Total Crest Surge structures Infastructure Exposed Total Total System Development Core Material Purpose Length Top of Diameter Length Crest Length Foundation el. Removal Cost Removal Cost E...
AI summary The text contains a table with infrastructure-related data, including system details, development, material properties, elevation, length, and costs associated with infrastructure removal and environmental impact. However, the content is incomplete and lacks clear context or discussion.
3,907,352 2,858,306 3,189,681 74,063 48 0 3,520,000 4,329,600 6,378,306 BEAR RIVER Lake Mulgrave Wing Dam 1 Timber Storage 20 170 489.5 487.5 75 480 245 6.1 51.8 470 1 1,350,734 279,959 399,293 74,063 28 included above 363,000 446,490 642,...
AI summary The text presents a series of numerical values and data related to infrastructure, possibly associated with dams or energy projects, including details such as capacity, storage, and financial figures. The data appears to be part of a larger dataset or report, potentially related to infrastructure planning or resource management.
road road assume left in place and BEAR RIVER Ridge Canal Embankment Till Headpond 5.0 50 415.5 415 50 1.5 411 1 121 included above included above assume 20 foot wide base and 3:1 sliopes revegetated BEAR RIVER Ridge Penstock Unit 1 Woodst...
AI summary The text contains technical details about infrastructure projects, including embankments and penstock units, with measurements and assumptions related to construction and revegetation.
2026-2027 GRA Direct Evidence Appendix 8B Page 28 of 33 Date Updated: Monday, December 2, 2024 NSPI Dam Register Structure Data (ft) Penstock Data Spillway Data (ft) ANALYSIS
AI summary The document provides data on the NSPI Dam Register, including structure, penstock, and spillway details, with an analysis section for review.
(ft) Ht. (m) Length (m) (benchmarking) - Removal Cost Shoreline Length Decommissionin Decommissionin Comments (ft) Core (ft) (ft) Elevation (ft) ($2018) Factored ($2024) Factored Canals (m2) (ft) (2024) (2018) (2024) (ft) (Y/N) assume Norm...
AI summary The text presents a table with columns related to height, length, elevation, removal costs, shoreline length, and decommissioning costs. It includes benchmarking, factoring years (2018 and 2024), and comments. The table seems to be related to infrastructure planning or asset management.
759,395 648,098 1,055,870 75,878 21 included above 363,000 446,490 1,011,098 BLACK RIVER Little River Lake Wing Dam Impervious Soil Headpond 13 700 620.7 620.7 700 4.0 213.4 608 1 570,243 486,668 847,110 75,878 18 included above included a...
AI summary The text presents numerical data related to various dams and their associated metrics, including capacity, storage, and other technical specifications. The data appears to be part of a larger dataset or report, possibly related to infrastructure planning or asset management.
1,634,669 2,092,638 2,855,960 106,384 31 included above 3,520,000 4,329,600 4,490,110 BLACK RIVER Forks Dam Impervious Soil Headpond 38 820 579.5 579 186 1,006 11.6 249.9 542 1 4,881,788 4,880,538 5,173,329 106,384 54 included above 3,520,...
AI summary The text contains numerical data and project details related to infrastructure planning, including references to locations such as Black River, Forks Dam, and Hollow Bridge Canal, along with measurements and cost estimates.
revegetated BLACK RIVER Hollow Bridge Penstock Unit 1 Fiberglass Y 8.0 1622.5 38 243,374 243,374 299,350 NA NA NA 243,374 BLACK RIVER Hollow Bridge Penstock Steel 230.0 34,500 34,500 42,435 NA NA NA 34,500
AI summary The text presents data on two penstock units at the Black River site, including details such as material type, length, and cost figures. The information appears to be technical and relates to infrastructure planning or asset management.
11,381,467 3,441,318 2,999,923 7,280 82 included above 3,520,000 4,329,600 6,961,318 BLACK RIVER White Rock Main Dam unknown Headpond 39 200 140 unknown 74 274 11.9 61.0 101 1 5,142,345 1,253,909 1,313,265 15,415 55 included above 4,400,00...
AI summary The text contains numerical data related to various infrastructure components, including dam and penstock details, along with financial figures such as costs and revenues. It appears to be a technical and financial summary of infrastructure projects.
661,435 368,535 619,874 29,400 20 included above 363,000 446,490 731,535 Donahue Lake Diverson DICKIE BROOK Impervious Till Storage 16 656 355 unknown unknown 656 4.9 339 1 864,123 864,123 1,062,871 23 included above included above include...
AI summary The text presents numerical data and project details related to infrastructure components such as storage units, dams, and penstocks, with associated costs and capacities. These figures may relate to engineering or planning activities within a regulatory context.
0 7,550,000 8,758,000 1,437,243 3,883,000 4,776,090 11,433,000 14,971,333 FALL RIVER Soldiers Lake Spillway Dam unknown Storage 17 114 219 unknown 40 214 154 5.2 34.7 202 1 975,620 135,600 208,495 25,507 24 111,822 363,000 446,490 498,600...
AI summary The text presents data related to infrastructure projects, including details on dams and their associated costs, capacities, and other metrics. It includes information about the Fall River Soldiers Lake Spillway Dam and Soldier Lake Wing Dams, with various numerical values and descriptions.
2026-2027 GRA Direct Evidence Appendix 8B Page 29 of 33 Date Updated: Monday, December 2, 2024 NSPI Dam Register Structure Data (ft) Penstock Data Spillway Data (ft) ANALYSIS
AI summary The document provides a section of the NSPI Dam Register, including structure, penstock, and spillway data, as part of the 2026-2027 GRA Direct Evidence Appendix 8B. It includes an analysis section, though no specific details are provided in the excerpt.
(ft) Ht. (m) Length (m) (benchmarking) - Removal Cost Shoreline Length Decommissionin Decommissionin Comments (ft) Core (ft) (ft) Elevation (ft) ($2018) Factored ($2024) Factored Canals (m2) (ft) (2024) (2018) (2024) (ft) (Y/N) assume Norm...
AI summary The text appears to be a table or data sheet containing information related to infrastructure planning, including measurements, costs, and decommissioning details. The content involves benchmarking, removal costs, and elevation data, which may be relevant to asset management and infrastructure planning.
1 1,350,734 79,047 112,742 13,539 28 included above included above included above 79,047 LEQUILLE Lequille Wing Dam No. 3 Impervious Fill Headpond 10 188 405 403 188 3.0 57.3 395 1 337,263 77,304 151,913 13,539 14 included above included a...
AI summary This text presents numerical data related to infrastructure projects, specifically detailing figures for Lequille Wing Dams No. 3 and No. 4, including costs and other metrics. The data includes values such as 337,263 and 661,435, which may represent financial or structural metrics for these projects.
1 661,435 193,541 325,535 13,539 20 included above included above included above 193,541 assume left in place and LEQUILLE Lequille Canal Embankment Impervious Fill Headpond 29 13,555 404 402 13,555 8.8 375 1 252611.2 295,555 63,153 includ...
AI summary The text contains numerical data related to infrastructure projects, including details on the Lequille Canal Embankment and Lequille Intake Structure, such as dimensions, costs, and materials. It includes assumptions and notes about construction specifications and revegetation.
1 include above include above include above included above 164,385 included above MERSEY Upper Lake Falls Main Dam Earth Headpond 52 454 285 285 454 15.8 233 1 include above include above include above included above 164,385 included above...
AI summary The text presents data on various structures, including dams and spillways, with details on materials, locations, and measurements. It includes information such as dimensions, capacities, and other technical specifications related to these infrastructure components.
1 include above include above include above included above 164,385 included above MERSEY Upper Lake Falls Penstock Unit 1 N include above included above include above included above included above included above MERSEY Upper Lake Falls Pen...
AI summary The text presents a table containing data related to infrastructure, including details about penstock units and dams, with information such as material, location, and numerical values. The data appears to be part of a larger regulatory or technical report.
1 include above included above include above included above 164,385 included above Lower Lake Falls Powerhouse MERSEY unknown Headpond 35 50 237 unknown 50 10.7 202 1 include above included above include above included above 164,385 includ...
AI summary The text presents data related to various infrastructure components, including the Lower Lake Falls Powerhouse, Bulkhead Dams, and the Big Falls Embankment No. 1 (Left Wing Dam), with details such as material types, dimensions, and associated costs.
21,521,000 26,470,830 included above 164,385 3,970,440 21,685,385 Dam) MERSEY Big Falls Sluiceway unknown Headpond 36 52 166 unknown 48 100 11.0 130 1 include above included above include above included above 164,385 included above Big Fal...
AI summary The text presents a series of numerical entries and project names, including 'Big Falls Sluiceway' and 'Big Falls Embankment No. 2 (Main Dam)', along with associated data such as headpond details and unspecified values. The content appears to be related to infrastructure planning or engineering data.
2026-2027 GRA Direct Evidence Appendix 8B Page 30 of 33 Date Updated: Monday, December 2, 2024 NSPI Dam Register Structure Data (ft) Penstock Data Spillway Data (ft) ANALYSIS
AI summary This document provides direct evidence related to the 2026-2027 GRA, including the NSPI Dam Register with structural, penstock, and spillway data, and an analysis section. The information is part of a regulatory proceeding and was last updated on December 2, 2024.
106 include above included above include above included above 164,385 included above MERSEY Lower Great Brook Right Wing Dam Concrete Headpond 11 365 131 128 365 3.4 120 1 include above included above include above included above 164,385 i...
AI summary The text contains data related to infrastructure components, including a dam and penstock units at the Lower Great Brook site, with details such as material type, location, and capacity, though much of the data is marked as 'include above' or 'included above'.
include above included above include above included above included above MERSEY Deep Brook Spillway unknown Headpond 10 200 102 unknown 200 400 3.0 92 1 14,867,100 14,867,100 18,286,533 included above 164,385 2,742,900 15,031,485 MERSEY De...
AI summary The text presents data related to infrastructure components such as spillways, sluiceways, and wing dams at the MERSEY Deep Brook site. It includes details like material types, locations, capacities, and other technical specifications, though some entries are marked as 'unknown' or 'included above'.
60 3 include above included above include above included above 164,385 included above MERSEY Deep Brook Penstock Unit 1 N include above included above include above included above included above MERSEY Deep Brook Penstock Unit 2 N include...
AI summary The text appears to be a table containing information about infrastructure assets, including details about penstock units and dams, with numerical data such as capacity, costs, and other metrics. The data includes entries for MERSEY and Deep Brook Penstock Unit 1 and 2, as well as Cowie Falls Left Wing Dam.
59 1 include above included above include above included above 164,385 included above MERSEY Cowie Falls Penstock Unit 1 N include above included above include above included above included above MERSEY Cowie Falls Penstock Unit 2 N includ...
AI summary The text presents data related to infrastructure elements, including Cowie Falls Penstock Units and Jordan Lake Main Outlet Weir, with details on storage capacity, dimensions, and associated costs. The information includes figures such as 295.3 and 301,890, along with some unspecified values marked as 'unknown'.
1 121,303 121,303 301,890 included above 164,385 Included Below 285,688 Jordan Lake Main Outlet Dykes (Dykes MERSEY Impervious Fill Storage 13.8 217 299.9 300.85 217 4.2 66.2 286 1 642,655 170,260 288,288 included above 164,385 included ab...
AI summary The text provides numerical data and project details related to infrastructure, including dykes, storage capacities, and associated costs. It lists figures for various components such as the Jordan Lake Main Outlet Dykes and the Jordan Lake Driving Canal Weir, along with associated metrics and financial figures.
2026-2027 GRA Direct Evidence Appendix 8B Page 31 of 33 Date Updated: Monday, December 2, 2024 NSPI Dam Register Structure Data (ft) Penstock Data Spillway Data (ft) ANALYSIS
AI summary This document provides a section of the NSPI Dam Register, including structure, penstock, and spillway data, with an analysis section. It is part of the 2026-2027 GRA Direct Evidence Appendix 8B, updated on December 2, 2024.
(ft) Ht. (m) Length (m) (benchmarking) - Removal Cost Shoreline Length Decommissionin Decommissionin Comments (ft) Core (ft) (ft) Elevation (ft) ($2018) Factored ($2024) Factored Canals (m2) (ft) (2024) (2018) (2024) (ft) (Y/N) assume Norm...
AI summary The text presents a table containing data related to infrastructure, including height, length, elevation, removal costs, and decommissioning costs, with benchmarking and factoring based on years 2018 and 2024. It includes columns for shoreline length, canals, and comments, suggesting a focus on infrastructure planning and asset management.
benchmark up to 820 ft by Length by Length assume left in place and NICTAUX Nictaux Canal Embankment Impervious Fill Caunknownl 60 17,160 493.5 493.5 17,160 18.3 434 1 129,400 included above included above included above Removed as per NSP...
AI summary The text provides details on infrastructure projects, including the Nictaux Canal Embankment and Powerhouse Dam, with information on materials, dimensions, and costs. It references NSPI's decision to leave certain structures in place and includes figures related to revegetation and financial allocations.
1 3,636,171 1,972,783 2,238,379 included above included above included above 1,972,783 assume left in place and SHEET HARBOUR Ruth Falls Power Canal HDPE Liner Headpond 20.3 8,000 114.5 112 unknown 8,000 6.2 94 1 30,795 included above incl...
AI summary The document provides details about a project at Sheet Harbour involving the Ruth Falls Power Canal, including specifications such as HDPE liner, headpond, and associated costs. The project is marked as 'Removed as per NSPI "Leave in Place"' and 'revegetated.'
1 2,649,043 3,875,656 4,731,226 149,225 40 included above 363,000 446,490 3,390,925 SHEET HARBOUR Governor Lake Dam None Storage 10 910 571.1 570.1 35 567.6 945 3.0 277.4 561 1 337,263 374,183 735,324 176,000 14 included above 363,000 446,...
AI summary The text presents numerical data related to various dam projects in Sheet Harbour, including details on storage capacity, costs, and other associated metrics. These figures appear to be part of a larger dataset or report concerning infrastructure planning and resource management.
2026-2027 GRA Direct Evidence Appendix 8B Page 32 of 33 Date Updated: Monday, December 2, 2024 NSPI Dam Register Structure Data (ft) Penstock Data Spillway Data (ft) ANALYSIS
AI summary This document provides a section of the NSPI Dam Register, including structure, penstock, and spillway data as of December 2, 2024. It includes an analysis section, though no specific details of the analysis are provided in the text.
Equivlent number of Infrastructure Infrastructure Total Crest Surge structures Infastructure Exposed Total Total System Development Core Material Purpose Length Top of Diameter Length Crest Length Foundation el. Removal Cost Removal Cost E...
AI summary The text contains a table with infrastructure-related data, including system details, development, material properties, and costs associated with infrastructure removal and environmental impacts. The table appears to focus on structural components and their associated metrics.
(ft) Ht. (m) Length (m) (benchmarking) - Removal Cost Shoreline Length Decommissionin Decommissionin Comments (ft) Core (ft) (ft) Elevation (ft) ($2018) Factored ($2024) Factored Canals (m2) (ft) (2024) (2018) (2024) (ft) (Y/N) assume Norm...
AI summary The text presents a table with various metrics related to infrastructure, including height, length, elevation, removal costs, shoreline length, and decommissioning costs, with some values factored for 2018 and 2024. The table includes a benchmarking reference up to 820 ft.
1 758,730 197,034 321,070 included above included above included above 197,034 assume left in place and SISSIBOO Sissiboo Grand Lake Wing Dykes Earthfill Storage 6 436 384.4 384.4 unknown 436 1.8 132.9 378 1 68,290 8 included above include...
AI summary The text presents data related to infrastructure projects, including details on dykes, dams, and associated costs. It includes figures such as costs, capacities, and other metrics, with some entries marked as 'included above' and others indicating specific actions like 'Removed as per NSPI 'Leave in Place'.'
10,233,545 8,733,717 7,802,787 included above 6,600,000 8,118,000 15,333,717 SISSIBOO Weymouth Falls Intake Structure unknown Headpond 30 152 139.5 unknown unknown 152 9.1 46.2 110 1 3,041,371 561,768 664,248 included above included above...
AI summary The text presents numerical data related to various infrastructure components, including intake structures and penstock units at the Weymouth Falls site. The data includes measurements, costs, and other technical details associated with these structures.
assume left in place and SISSIBOO Tom Wallace Dam Earthfill Storage 6 173 473.7 473.7 unknown 173 1.8 52.7 468 1 included above included above included above Removed as per NSPI "Leave in Place" revegetated assume left in place and SISSIBO...
AI summary The text discusses the status of infrastructure components at the Tom Wallace Dam and Penstock Unit 1, noting that certain elements are assumed to be left in place and that some areas have been revegetated. It also references NSPI's directive to 'Leave in Place'.
bove 32,437 included above included above included above Noted to be left in place, St. MARGARETS Mack Lake Dam Timber Storage 20 410 446 446 410 6.1 125.0 426 1 1,350,734 675,194 963,001 included above 1,350,734 included above 2,025,928 S...
AI summary The text presents a table with data related to several dam projects, including their locations, types, capacities, and costs. It includes information on the Mack Lake Dam, Beeswanger Dam, and Wrights Lake Dam, with details such as storage capacity, construction costs, and notes on whether certain items are to be left in place or removed.
(ft) Ht. (m) Length (m) (benchmarking) - Removal Cost Shoreline Length Decommissionin Decommissionin Comments (ft) Core (ft) (ft) Elevation (ft) ($2018) Factored ($2024) Factored Canals (m2) (ft) (2024) (2018) (2024) (ft) (Y/N) assume Norm...
AI summary The text presents a table with data related to infrastructure planning, including measurements, costs, and benchmarking information. The data includes details such as height, length, elevation, removal costs, and decommissioning costs, with some values factored for 2018 and 2024.
4,747,500 5,839,425 included above 2,812,500 included above 7,560,000 Includes Powerhouse TUSKET Tusket Canal Embankment None (Earthfill) Headpond 12 2,300 32 31 2,300 3.7 20 2 1,124,408 1,124,408 1,383,022 included above included above in...
AI summary The text presents data related to infrastructure projects, including dam and spillway details with associated costs and capacities. Specific entries include the Tusket Canal Embankment, Tusket Western Wing Dam, and Carleton Lake Dam and spillway, with figures such as construction costs, capacities, and other metrics.
1 3,560,625 3,560,625 4,379,569 included above 2,109,375 included above 5,670,000 TUSKET Great Barren Lake Dam and spillway None (Earthfill) Storage 18.8 1,050 138 134 140 130.2 1,190 5.7 119 1 4,747,500 4,747,500 5,839,425 100,320 include...
AI summary The text presents numerical data related to infrastructure projects, including dam and spillway details, costs, and capacities. The data includes figures for TUSKET projects such as Great Barren Lake Dam, Mink Lake Dam/Spillway, and Penstock Unit 1, with information on storage, cost, and other metrics.
included above NA NA NA WRECK COVE D-6-1 McLeod Brook Earthfill (None) Storage 36 1,609 1,287 1,286 unknown 1,609 11.0 490.4 1,251 2 4,381,012 8,594,199 9,340,401 27,353 51 included above 3,520,000 4,329,600 9,691,359 WRECK COVE D-6-2 Glac...
AI summary The text presents data on three different storage sites (Wreck Cove D-6-1, D-6-2, and D-7 McMillian Flowage) including details such as location, material type, storage capacity, and various numerical metrics. The data appears to be related to infrastructure planning and asset management.
1 3,703,051 5,281,818 5,967,733 6,069 47 included above 3,520,000 4,329,600 7,041,455 WRECK COVE D-11-1 Surge Lake Glacial Till Headpond 36 611 1,206 1,204 611 11.0 186.2 1,170 1 4,381,012 3,263,018 3,546,334 1,923 51 included above 3,520,...
AI summary The text presents a series of numerical data and project details, including locations, project identifiers, and various financial figures. It appears to be related to infrastructure planning and project management, though the context and specific discussion points are not explicitly stated.
DENTIAL INFORMATION REMOVED) REDACTED 2026-2027 Direct Evidence Appendix 8C Page 3 of 129 2.0 ARCHAEOLOGICAL ASSUMPTIONS 2.1 Introduction The purpose of this section is to provide the Archaeological Assumptions developed using existing her...
AI summary This section outlines archaeological assumptions used to estimate costs for archaeological work related to the removal of hydroelectric assets owned by NSPI. These assumptions are used in conjunction with a background study and a costing report to predict archaeological costs for future refurbishment projects.
tock, Avon 2 Penstock, MacDonald Dam, MacDonald Pond Dam, Falls Lake Dam, Zwicker Lake Dam, Card Lake Main Dam, Card Lake Wing Dam, South Canoe Dam, one pipeline and associated reservoirs. Detailed explanations and associated methodologies...
AI summary The text outlines the Avon Hydro System's infrastructure, including dams, reservoirs, and pipelines, and references a 2018 Hydro Asset Archaeology Study that informs costings for archaeological assessments. Table 3 summarizes the costs for various asset locations, including reconnaissance, shovel testing, excavation, and monitoring.
(Stewart & Sanders 2006:8). The recommended course of action is archaeological reconnaissance of the lakeshore. The shoreline of MacDonald Pond could not be reconstructed using available data sources. It is estimated that the archaeologica...
AI summary The text discusses the Bear River Hydro System, its location, and associated infrastructure. It outlines the need for an archaeological reconnaissance of MacDonald Pond's lakeshore due to the inability to reconstruct the shoreline using available data sources. The document also provides a brief overview of the Bear River Hydro System's components and the division of the study area into three distinct regions.
REDACTED 2026-2027 Direct Evidence Appendix 8C Page 25 of 129 It is estimated that the archaeological assessment can be undertaken at a cost of plus applicable taxes. Asset Location: Ridge Main Dam and Spillway Type: Medium Dam; Spillway o...
AI summary The text discusses archaeological assessments required for two dam sites, Ridge Main Dam and Spillway, and Ridge Wing Dams 1 & 2, due to their high potential for impacting archaeological resources. It outlines the recommended actions, including shovel testing, excavation, and monitoring, and mentions the estimated costs for these assessments.
d in the 2018 Hydro Asset Archaeology Program. The following recommendations and costings for the Black River Hydro System are based on the results of that study and are summarized in Table 5. Table 5. Summary of costings for individual as...
AI summary The text discusses the 2018 Hydro Asset Archaeology Program, focusing on the Black River Hydro System. It outlines the costings for various asset locations, including reconnaissance, shovel testing, excavation, and monitoring, as summarized in Table 5. The information is part of a confidential appendix from a regulatory proceeding.
sing historic air photos (1945). It is estimated that the archaeological assessment can be undertaken at a cost of plus applicable taxes. Asset Location: Salmontail Lake Main Dam Type: Small Dam; Earth/Rockfill; The results of the 2018 Hyd...
AI summary The text discusses archaeological assessments for several hydro assets in Nova Scotia, including Salmontail Lake Main Dam, Salmontail Lake, and Hatchard Lake Dam. Each location is assessed for potential archaeological impacts, with recommendations for reconnaissance and monitoring. Costs for these assessments are mentioned but not quantified.
ounding the dykes/dams. It is estimated that the archaeological assessment can be undertaken at a cost of plus applicable taxes. Asset Location: Trout River Type: Dewatering The results of the 2018 Hydro Asset Archaeology Study indicate th...
AI summary The document discusses archaeological assessments for two hydroelectric assets in Nova Scotia: Trout River and Lanes Mills Dam & Spillway and Muskrat Cove Dam. It highlights the potential for archaeological resources at these sites, the need for reconnaissance, and previous archaeological studies conducted at Lanes Mills Spillway.
ent with respect to decommissioning, additional assessment may be required, which would increase estimated costs Asset Location: Forest Home Dyke Type: Constructed on bedrock The results of the 2018 Hydro Asset Archaeology Study indicate t...
AI summary The text discusses archaeological assessments required for decommissioning assets, including Forest Home Dyke and Aylesford Lake Dam, noting high potential for impacting archaeological resources and the associated costs of assessment.
removal. It is estimated that the archaeological assessment can be undertaken at a cost of plus applicable taxes. Asset Location: Aylesford Lake Type: Dewatering The results of the 2018 Hydro Asset Archaeology Study indicate that Aylesford...
AI summary The text discusses archaeological assessments for Aylesford Lake and the Dickie Brook Hydro System, including estimated costs and locations. It highlights the potential for archaeological resources at Aylesford Lake and provides details about the Dickie Brook Hydro System's location and infrastructure.
included in the 2018 Hydro Asset Archaeology Program. The following recommendations and costings for the Fall River Hydro System are based on the results of that study and are summarized in Table 7. Table 7. Summary of costings for individ...
AI summary The text discusses the 2018 Hydro Asset Archaeology Study, which identified high potential for archaeological resource impacts near the Miller Lake Dam and Fall River Pipeline. It outlines the recommended actions, including reconnaissance, shovel testing, and excavation, and mentions associated costs, though specific figures are redacted.
ch would increase estimated costs. REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED 2026-2027 Direct Evidence Appendix 8C Page 47 of 129 Asset Location: Soldier Lake Wing Dam #2 Type: Freeboard Dam The results of the 2018 Hydro Asset A...
AI summary The text discusses the potential archaeological impact of hydro assets, specifically Soldier Lake Wing Dam #2 and Soldier Lake, and outlines the need for archaeological assessments and associated costs. No further work is recommended for the dam, while reconnaissance is suggested for Soldier Lake.
DACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED 2026-2027 Direct Evidence Appendix 8C Page 48 of 129 3.8 HARMONY HYDRO SYSTEM - COSTING The Harmony Hydro System is situated within the upper Medway River watershed, spanning northern Quee...
AI summary The Harmony Hydro System is located in the upper Medway River watershed and includes several key assets such as the Harmony Lake Dam and Harmony Plant. The document outlines costings for archaeological investigations at these locations, referencing the 2018 Hydro Asset Archaeology Study.
CTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED 2026-2027 Direct Evidence Appendix 8C Page 52 of 129 3.9 LEQUILLE HYDRO SYSTEM - COSTING The Lequille Hydro System is located in western Annapolis County, along the Allains River watershed (...
AI summary The Lequille Hydro System, located in western Annapolis County, includes several dams and the Lequille Plant. The 2018 Hydro Asset Archaeology Study highlights the high archaeological potential around the Dargie Lake Dam, necessitating reconnaissance shovel testing, excavation, and monitoring, with associated costs detailed in Table 9.
(CONFIDENTIAL INFORMATION REMOVED) REDACTED 2026-2027 Direct Evidence Appendix 8C Page 56 of 129 3.10 MERSEY HYDRO SYSTEM - COSTING The Mersey Hydro System captures all the water from the Mersey River watershed which flows southeast from w...
AI summary The Mersey Hydro System spans from western Annapolis County to the Atlantic Ocean, with various dams and infrastructure. The 2018 Hydro Asset Archaeology Study provided background research and archaeological potential modelling, informing the recommendations and costings for the system outlined in Table 10.
Asset Location: Big Falls Main Dam and Spillway Type: Large Dam; Earthfill with concrete core Spillway, Sluiceway and Bulkhead Dam constructed on bedrock The results of the 2018 Hydro Asset Archaeology Study indicate that area surrounding...
AI summary The Big Falls Main Dam and Spillway area has high archaeological potential, with previous studies identifying multiple precontact sites. Ongoing archaeological work will influence project costs and requirements, particularly near registered sites. Further reconnaissance, shovel testing, and excavation are recommended for unassessed areas and those near existing sites.
ing ground impacts are confined to the existing dam footprint. Any potential disturbance outside of the assumed impact area may require further archaeological assessment resulting in additional costs. It is estimated that the archaeologica...
AI summary The text discusses archaeological assessments required for the Jordan Lake and Nictaux Hydro System projects, highlighting potential costs and the need for further investigation due to high archaeological potential. It also outlines the location and components of the Nictaux Hydro System.
rook include the Paradise Pipeline, Saunders Pond Dam, Roxbury Main and Wing Dams, Paradise Lake Dam, Neives Lake Dam, Neives Pump Station, Corbett Lake Dam, as well as associated headponds. Detailed explanations and associated methodologi...
AI summary The text outlines the Paradise Hydro System's assets, including dams, pipelines, and pump stations, and references the 2018 Hydro Asset Archaeology Study. It mentions costings for archaeological assessments and monitoring for these assets, summarized in Table 12.
et removal. It is estimated that the archaeological assessment can be undertaken at a cost of plus applicable taxes. Asset Location: Seloam Lake Type: Dewatering The results of the 2018 Hydro Asset Archaeology Study indicate that Seloam La...
AI summary The text discusses archaeological assessments required for two hydroelectric assets, Seloam Lake and Anti Dam, due to their high potential for impacting archaeological resources. The assessments include reconnaissance and excavation, with costs estimated but not fully disclosed.
FORMATION REMOVED) REDACTED 2026-2027 Direct Evidence Appendix 8C Page 93 of 129 Asset Location: Fourth Lake Type: Dewatering The results of the 2018 Hydro Asset Archaeology Study indicate that Fourth Lake exhibits High Potential for archa...
AI summary The text discusses the archaeological potential at three hydro-related sites in Nova Scotia: Fourth Lake, Big Tom Wallace Earthen Dam, and Big Tom Wallace Lake. It notes that Fourth Lake and Big Tom Wallace Lake have high potential for archaeological resources when water levels are lowered, recommending reconnaissance assessments. The Big Tom Wallace Earthen Dam has low potential and no further action is needed. Costs for assessments are mentioned but not fully disclosed.
Site number Location Cost July 2024 1 Lingan Thermal Generating Station 48,429,000 2 Point Aconi Thermal Generating Station 27,615,000 3 Point Tupper Thermal Generating Station 30,354,000 4 Trenton Thermal Generating Station 39,207,000 5 T...
AI summary The text provides a list of infrastructure projects in Nova Scotia with their respective locations and costs as of July 2024, including thermal generating stations, gas turbines, and transportation and railway facilities.
Item Description Estimated Cost July 2024 Assumptions/ Notes:2024 Code 50&51 ON SITE DISTRIBUTION LINES REMOVALS $ - 56 ELECTRICAL POWER SYSTEMS REMOVAL $ 104,550 57 OTHER AUXILIARY SYSTEMS AND EQUIPMENT REMOVALS $ 17,835 68 ELECTRICAL CON...
AI summary The document outlines various removal and decommissioning activities with associated estimated costs, including on-site distribution lines, electrical power systems, and field facilities. These activities are categorized under different sections such as common services and general and undistributed expenses.
ed with Production Plant) $ . 27 Oil/Gas Supply Structures - Remove to Grade Level $ . 300's BOILERS AND AUXILIARIES: 33 Boiler Plant - Removals $ . 34 Boiler Instruments and Control Removals . . $ 35 Fuel Handling Systems Removals $ 36 Bo...
AI summary The document outlines various removal and decommissioning activities related to production plants, boilers, turbines, and electrical systems, including items such as boiler plant removals, fuel handling systems, and environmental systems.
242 Lagoon & Final Disposal Areas (includes Final Cell Impervious Cap, Top Soil and Seeding) inc in line 91 243 Open 26 AUXILIARY BUILDING REMOVAL 85,564 (NOT ASSOCIATED WITH PRODUCTION PLANT) 260 General 261 Utility Buildings 85,564 steel...
AI summary The text outlines various infrastructure and disposal-related items, including the removal of auxiliary buildings, oil and gas supply structures, and components related to boilers and auxiliaries. Specific costs and details for items like oil pipelines, storage tanks, and drainage systems are listed.
359 Natural Gas Systems (Station Gas, Unit Gas and Propane Fuel Gas) 36 BOILER STEAM AND WATER SYSTEMS REMOVALS 464,780 360 General 363 Boiler Vents, Drains and Slowdown System 72,907 364 High Pressure Steam System (Main Steam, Hot & Cold...
AI summary The text outlines the removal costs associated with various systems related to boiler steam and water systems, as well as ash and water treatment systems. Specific systems and their removal costs are listed, including a new sewage treatment plant added since 2002.
nd Seeding) 243 Open removal and demolition of concrete slab 26 AUXILIARY BUILDING REMOVAL 189,524 (NOT ASSOCIATED WITH PRODUCTION PLANT) 260 General 261 Utility Buildings 182,267 steel structure and metal clad siding/ concrete foundations...
AI summary The text outlines costs associated with the removal and demolition of various structures, including auxiliary buildings, oil and gas supply structures, and boiler auxiliaries, with detailed line items for different components and their respective costs.
21,771 15 SITE SERVICES REMOVALS 455,499 150 Site Services 153 Raw Water Supply 154,927 removal and capping water lines 154 Sewage Systems 54,680 removal and capping sewer lines 155 Storm Water and Floor Drainage Systems 54,680 removal of...
AI summary The text outlines the costs associated with the removal of various site services and structures, including water lines, sewer lines, drainage systems, retaining walls, and lighting, as well as the removal of powerhouse and auxiliary structures.
36,285 200's BUILDINGS AND STRUCTURES: 21 POWERHOUSE AND AUXILIARY STRUCTURES REMOVALS 8,432,895 210 Auxiliary Structures 73,353 211 Powerhouse 4,556,670 212 Turbine / Generator (including Foundations) 346,307 213 Stack (including CEM Stru...
AI summary The text outlines various costs associated with the removal of buildings and structures, including auxiliary structures, powerhouse, turbine/generator, stack, asbestos abatement, and water treatment plant buildings, with specific figures provided for each item.
(including Chemicals) 27,340 chemicals covered under environmental remediation section 38 ENVIRONMENTAL SYSTEMS REMOVALS 380 FGD System (Flue Gas Desulfurisation) (Point Aconi only) na 385 Limestone Handling and Storage System na 386 Gypsu...
AI summary The text provides a breakdown of costs related to the removal of environmental systems and turbo-generator components at a facility. It lists specific systems such as FGD, limestone handling, and gypsum handling, as well as turbine and generator removal costs. The document outlines various cost categories and their associated amounts.
Assumptions/ Notes:2024 Code 58 ELECTRICAL CONTROL AND COMMUNICATION 43,710 580 General Electrical Controls 16,370 581 Communications 7,291 582 Supervisory and Telemetering System (SCADA) 583 Fire detection and Safety Systems (When not par...
AI summary The text outlines various electrical control and communication costs, including general electrical controls, communications, SCADA systems, fire detection, relaying, and time standards. It also lists costs related to water systems removal.
9,113 700's COMMON SERVICES 71 WATER SYSTEMS REMOVAL 54,680 710 General 711 Common I Domestic Water System 9,113 712 Auxiliary Circulating Water System (including Air Venting System) 10,936 714 Fire Fighting System 12,759 715 Plumbing Syst...
AI summary The text outlines various categories and associated costs related to the removal of infrastructure systems, including water systems, building ventilation and heating, and compressed gas services, with specific line items and amounts listed.
house. Foundation in included in line 215 22 CIRCULATING WATER· REMOVE TO 1 METER BELOW GRADE does not apply to this site 220 General 221 Intake Structure (Source to Pumphouse and Restore Shore Line) 222 Pumphouse (including Intake Structu...
AI summary The text appears to be a draft document related to a cost study for the Burnsides Generating Station, focusing on infrastructure planning and construction details such as circulating water, intake structures, pumphouses, and outfall systems. It includes a location, date, and references to a redacted appendix.
does not apply to this site 240 General 241 Disposal System 242 Lagoon & Final Disposal Areas 243 Open 26 AUXILIARY BUILDING REMOVAL 182,267 (NOT ASSOCIATED WITH PRODUCTION PLANT) 260 General 261 Utility Buildings 45,567 265 Operators' Hou...
AI summary The text outlines various infrastructure removal and disposal costs, including auxiliary buildings, oil and gas supply structures, and associated costs for pipelines, storage tanks, and drainage systems.
- Preparation of Specifications and Tender Documents, Contractor Selection 12,300 See Tuft's Cove Thermal Generating Station estimate, significant remediation of soil and groundwater at the site is not expected based on the results at the...
AI summary The text outlines various aspects of a project, including the preparation of specifications, worker safety, construction of containment facilities, and management of wastewater and emissions. Inflation factors are applied due to no significant changes since 2020.
2 903 22 CIRCULATING WATER - REMOVE TO 1 METER BELOW GRADE 39188 220 General 14 514 221 Intake Structure (Source to Pumphouse and Restore Shore Line) 2 903 222 Pumphouse (includina Intake Structure if lntearal) 2 903 223 Intake and Dischar...
AI summary The document contains cost estimates for various construction and infrastructure projects, including intake structures, pumphouses, and outfall structures. It also references a redacted appendix from a proceeding related to 2026-2027 GRA Direct Evidence.
Code Julv 2024 23 COAL HANDLING PLANT • REMOVE TO 1 METER BELOW GRADE 230 Waste Water I Effluent Treatment System 231 Dumoer House Facilities /incl. Coal Unloadino Facilities and Primarv Convevorsl 232 Stockout Convevors Crushers Samoler e...
AI summary The document outlines various items related to coal handling, ash handling plant decommissioning, and auxiliary building removal. It includes details on waste water treatment systems, coal handling plant components, disposal systems, and structures associated with oil and gas supply.
ystem 568 Generator Outout Svstem 57 AUXILIARY SYSTEMS AND EQUIPMENT REMOVALS 2,460 IIF NOT COVERED ELSEWHERE! 570 General 2 460 HTC Natural aas oioina 571 Liahtina line158 572 Groundina (All Buildinas Tanks and Stacks) line211 573 Cable T...
AI summary The text lists various systems and equipment removals, including auxiliary systems, electrical controls, and water systems, along with associated costs and line items. These items are categorized under different sections such as generator output systems, electrical control and communication, and common services.
753 Hvdroaen Svstem (when separate from Turbine/Generator Contract) 754 Instrument Air Svstem 757 Oxygen and Acetylene System 77 PLANT OPERATING EQUIPMENT REMOVALS 2903 770 Environmental - Monitoring Equipment 2,903 771 Maintenance EouiPme...
AI summary The text lists various systems and equipment related to plant operations, including environmental monitoring, vacuum cleaning, and demolition activities. It also outlines administrative expenses and includes details on consultant services, field supervision, and environmental engineering costs.
at O/W separators and associated USTs as well as waste oil UST. Anticipate potential impacts associated with the former tank farm. No significant change since 2020; therefore, apply inflation factor.
AI summary The text discusses the anticipation of potential impacts from former tank farm sites, including O/W separators and associated USTs, as well as waste oil USTs. It notes that there has been no significant change since 2020 and suggests applying an inflation factor.
134 Wharves and Mooring Facilities 15 SITE SERVICES REMOVALS 43,905 150 Site Services 8,346 removal and capping of water and sewer services 153 Raw Water Supply n/a 154 Sewage Systems 10,160 155 Storm Water and Floor Drainage Systems 7,257...
AI summary The text provides a breakdown of costs associated with the removal and capping of water and sewer services, as well as other infrastructure improvements at a site, including raw water supply, sewage systems, storm water systems, and lighting in yard areas. It also lists costs related to the removal of powerhouse and auxiliary structures.
7,257 200's BUILDINGS AND STRUCTURES: 21 POWERHOUSE AND AUXILIARY STRUCTURES REMOVALS 136,758 210 Auxiliary Structures 25,000 211 Powerhouse 212 Turbine / Generator (including Foundations) 104,501 Foundation removal to 1m below grade. Crus...
AI summary The text outlines costs related to the removal of buildings and structures, including powerhouses, auxiliary structures, turbine/generator foundations, and water treatment plant buildings, as well as circulating water infrastructure. Specific line items include foundation removal, crushed concrete backfill, and pipe/structural support removal and disposal.
223 Intake and Discharge Lines 224 Outfall Structures (and Restore Shore Line) 225 Recirculation System ()stantec \\ca0213-ppfss01\'NOrk_group\1214\active\121418266\05_report_deliverable\draft_doc\R evised_Draft\SiteB_2024 Estimate-Tusket...
AI summary The text includes a list of infrastructure items such as intake and discharge lines, outfall structures, and a recirculation system. It also references a location, Tusket Generating Station, and mentions a cost study related to a combustion turbine.
75,000 piping from turbine area, tank farm area to OWS. Includes piping in trench piperack (concrete left in place, backfilled) 274 Gas Pipeline Layout and Supports ()stantec \\ca0213-ppfss01\'NOrk_group\1214\active\121418266\05_report_del...
AI summary The text provides details about a pipeline project at the Tusket Generating Station, including the scope of work and a cost study related to the project. It also references a confidential document and a specific date for the cost study.
and Accessories 34 BOILER INSTRUMENTS AND CONTROL REMOVALS does not apply to this site 340 Unit Instruments and Controls - General 341 Plant DCS and Boiler Control System 343 Burner Automation System 344 Instrumentation 348 Steam Measureme...
AI summary The text outlines various systems and components related to boiler instruments, fuel handling, and steam and water systems, including their removal processes. Specific systems such as the DCS, burner automation, and coal handling are listed, along with notes about fuel disposal and shutdown planning.
7,257 900 Final Site General Arrangement Drawing 7,257 ()stantec \\ca0213-ppfss01\'NOrk_group\1214\active\121418266\05_report_deliverable\draft_doc\R evised_Draft\SiteB_2024 Estimate-Tusket Generating site-R1 .xlsx Page 8 of 8 REDACTED (CO...
AI summary The document includes a cost study for the Victoria Junction Generating Station, which is a combustion turbine located at the site. It references a final site general arrangement drawing and a revised draft estimate for the Tusket Generating site. The text also mentions a redacted page from a 2026-2027 GRA Direct Evidence Appendix.
Cost2024 23 COAL HANDLING PLANT· REMOVE TO 1 METER BELOW GRADE does not apply to this site 230 Waste Water I Effluent Treatment System 231 Dumper House Facilities (incl. Coal Unloading Facilities and Primary Conveyors) 232 Stockout Conveyo...
AI summary The document outlines various decommissioning and removal activities at a coal handling and ash handling plant, including specific items such as conveyors, crushers, and buildings. It also includes costs associated with oil and gas supply structures.
rators' Houses 266 Administration Buildings 27 OIL/ GAS SUPPLY STRUCTURES· REMOVE TO GRADE LEVEL 121,769 270 General 271 Oil Pipelines 12,164 272 Oil Storage Tanks 104,430 cleaning coved in section 100 272.1 Tank scrap value -10,030 59Ton@...
AI summary The text appears to be a portion of a cost estimate or infrastructure planning document, including items related to oil and gas supply structures, pipelines, storage tanks, and drainage systems. It includes line items with quantities and costs, and is part of a larger report or estimate document.
ON: VICTORIA JUNCTION GENERATING STATION (COMBUSTION TURBINE) DATE: July 2020 Account Estimated Action By Item Description Assumptions/ Notes: 2024 Code Cost2024 36 BOILER STEAM AND WATER SYSTEMS REMOVALS does not apply to this site 360 Ge...
AI summary The document outlines the removal of boiler steam and water systems, as well as ash and water treatment systems at the Victoria Junction Generating Station. It specifies that these systems do not apply to the site and lists various components under different account codes.
511 Services 512 Metering 513 Transfonners (May Contain PCB's) 56 ELECTRICAL POWER SYSTEMS REMOVAL 560 General -Electrical (including Junction and Tenninal Boxes) 561 Medium Voltage Systems (4 kV to 15 kV) 562 Low Voltage Systems (480 V to...
AI summary The text outlines various electrical power systems removal categories and includes a reference to a redacted document from the 2026-2027 GRA Direct Evidence Appendix 8D, Page 134 of 189. It appears to be part of a technical or regulatory report, possibly related to infrastructure planning or asset management.
2026-2027 GRA Direct Evidence Appendix 8D Page 134 of 189 lnNINt:: ESTIM4TE - - IEE'T FOR FI ... AIJl"IAI -,_ SITE ni::- - •-:nN COST STUDY ?n?A LOCATION: VICTORIA JUNCTION GENERATING STATION (COMBUSTION TURBINE) DATE: July 2020 Account Es...
AI summary This document provides an estimate for the removal of auxiliary systems and equipment at the Victoria Junction Generating Station, including lighting, grounding, cable tray and conduit, control cable systems, and power cable systems, with assumptions and notes for the year 2024.
uildings, Tanks and Stacks) 573 Cable Tray and Conduit 574 Control Cable Systems 575 Power Cable Systems 58 ELECTRICAL CONTROL AND COMMUNICATION 4130 Included in 2020: New fire detection and suppression system has been installed (lnergen s...
AI summary The text lists various electrical systems and components, including fire detection, data acquisition systems, and communication systems, along with associated costs. It also mentions the installation of new fire suppression systems and vibration monitoring.
team Heating) 733 Water Treatment Plant Heating System (when separate from main Plant Building) 734 District Heating / Cooling System (j Stantec \\ca0213 ppfss01\work_group\1214\active\121418266\05_report_deliverable\draft_doc\Revised_Draf...
AI summary The text includes a cost study for the Victoria Junction Generating Station combustion turbine, dated July 2020, and references a redacted document from a 2026-2027 GRA Direct Evidence Appendix. The document appears to be part of a larger estimate or report related to heating systems and infrastructure.
240 General 241 Disposal System 242 Lagoon & Final Disposal Areas (includes Final Cell Impervious Cap, Top Soil and Seeding) 243 Open 26 AUXILIARY BUILDING REMOVAL (NOT ASSOCIATED WITH PRODUCTION PLANT) 260 General 261 Utility Buildings 26...
AI summary The text outlines various categories and subcategories related to infrastructure and site management, including disposal systems, auxiliary building removal, and oil/gas supply structures. It also references a redacted document from a regulatory proceeding and includes a file path and page number reference.
Assumptions / Notes: 2024 Code July 2024 1.23 Factor for Up-dating from July 2020 to 2024 100'5 SITE REMEDIATION ISSUES: 12 SITE RE MEDIA11ON ISSUES 2,376,850 120 General Preparation (Planning, Permits, Co-ordination ""1th Regulators etc.)...
AI summary The document outlines site remediation issues, including costs related to planning, permits, and coordination with regulators and entities like NSPI and NSE. The costs are adjusted using an inflation factor from July 2020 to 2024.
long-term monitoring reporting. Assume groundwater monitoring will be conducted for 5 years. Used same methodoloav as 2020 but 1Nith uodated 2024 unit rates. Liability 61,500 Cost associated with assessing impacts/concems in the adjacent w...
AI summary The text discusses long-term groundwater monitoring, liability estimates for assessing impacts on adjacent properties, and future land use controls. It includes assumptions about monitoring duration, inflation factors, and maintenance costs for fencing. The liability estimate is based on communication costs related to long-term monitoring results.
ent Berm removal 300's BOILERS AND AUXILIARIES: 33 BOILER PLANT· REMOVALS NA 330 General 331 Boiler 332 Draft Plant (including Air & Gas and Magnesium Systems) 333 Precipitators (Electrostatic Dust Collectors and Gas Cleaners) 334 Soot Blo...
AI summary The document outlines the removal process for boiler plant components, including boilers, draft plants, precipitators, and various auxiliary systems. It includes a list of specific items and sections related to the removal process, as well as a reference to a confidential estimate file.
224 Outfall Structures (and Restore Shore Line) 225 Recirculation System 226 Tidal work& Sad. & Erosion Contol (j Stantec \1':a0213-ppfss01\v.vrk_group\1214\active\121418268\0S_repor_deliverable\draft_doc\Revise<l._Draft\Site12_2024 Estima...
AI summary The text provides a site decommissioning estimate worksheet for a financial depreciation cost study at the Sydney Transportation and Railcar Maintenance Centre, dated July 30, 2024. It includes items such as outfall structures, recirculation systems, and tidal work for erosion control.
Dispose of Remaining Fuel 24 ASH HANDLING PLANT DECOMMISSIONING N/A 240 General 241 Disposal System 242 Lagoon & Final Disposal Areas (includes Final Cell Impervious Cap, Top Soil and Seeding) 243 Open 26 AUXILIARY BUILDING REMOVAL 395,000...
AI summary The text outlines various decommissioning and removal activities, including the disposal of remaining fuel, ash handling plant decommissioning, auxiliary building removal, and the removal of oil and gas supply structures to grade level. These activities are associated with specific costs and items.
120 General Preoaration (Plannina. Permits C1>0rdination 'Mth Reaulators etc.) 24 600 Preparation meetirms project updates etc. No sh:mificant : chan11e since 2020· therefore anrnv inflation factor. 121 Phase 1 -Site Information Assessment...
AI summary The text outlines preparation activities for a project, including planning, permits, and coordination with regulators. It mentions Phase 1 and Phase 2 of site information assessment, environmental considerations, and potential contamination concerns related to lubricant leaks and equipment at turbine locations.
100 General Preparation (Planning, Permits Co-ordination with Regulators etc.) 24600 Preparation, meetings, project updates, etc. No significant change since 2020; therefore, apply inflation factor. 101 Phase 1 - Site Information Assessmen...
AI summary The document outlines the preparation and planning phase for a project, including environmental assessments and potential environmental concerns identified during site visits. Inflation factors are applied due to no significant changes since 2020. Environmental reports and incidents involving hydraulic oil leaks are reviewed.
120 General Preoaration /Plannina. Permits Co-ordination with Reaulators etc.\ 15 000 Costs associated with overall olannina. oermittina. coordinatina with reaulators coordinatina with NSPI etc. 121 Phase 1 -Site Information Assessment 10...
AI summary The text outlines various phases and associated costs for site preparation, assessment, testing, and decommissioning planning for a mining project, including environmental testing and clean-up activities. Key costs are itemized for each phase, with a focus on environmental analysis and reclamation planning.
Construction of On-Site Containment Facilities Handlina of Wastewater and Surface Drainaae 200 000 surface water manaaement durina reclamation includina aroundwater control. Control of Fugitave Atmospheric Emissions Removal and Disposal of...
AI summary The text discusses environmental and reclamation measures at the Glen Morrison Quarry site, including wastewater management, control of atmospheric emissions, removal of contaminated materials, excavation of contaminated soils, and reclamation efforts conducted by NSPI. Environmental assessments have not been reviewed, and some impacts are anticipated.
29350 Demo structure, and foundation to grade 22 CIRCULATING WATER - REMOVE TO 1 METER BELOW GRADE does not apply to this site 23 COAL HANDLING PLANT - REMOVE TO 1 METER BELOW GRADE does not apply to this site 24 ASH HANDLING PLANT DECOMMI...
AI summary The text contains a portion of an estimate for a site located at Glen Morrison Quarry, dated July 2024. It includes details related to the removal of structures such as circulating water systems, coal handling plants, and ash handling plant decommissioning, with notes indicating that these do not apply to the site. The document is part of a larger estimate file and is marked as confidential.
RAILS AND BRIDGES 60 - S3 0 344,183 110,123 234,060 6,260 1.82 37.4 TOTAL TRANSMISSION PLANT 1,254,616,801 513,076,344 971,188,679 33,825,592 2.70
AI summary The text presents numerical data related to rail and bridge costs and total transmission plant expenses, including figures such as 344,183, 110,123, and 234,060, along with percentages and other metrics.
ENERGY STORAGE EQUIPMENT - DISTRIBUTED SOLAR 25 - S3 0 1,123,202 64,625 1,058,577 48,536 4.32 21.8 ENERGY STORAGE EQUIPMENT - BATTERIES 10 - S3 0 1,261,438 201,460 1,059,978 141,434 11.21 7.5 POLES, TOWERS AND FIXTURES 43 - R2 (35) 646,990...
AI summary The document presents a detailed breakdown of various energy storage and infrastructure-related costs, including distributed solar, batteries, poles, towers, conductors, and meters. It includes financial figures such as costs, revenues, and percentages for each category, providing a comprehensive overview of expenditures and returns.
N-92026-2027 GRA Appendix 12 A-C - Cost of Service Study Process - Redacted
68 passages
11 5.5 Removal of Distinction Between EHV and HV 12 13 NS Power proposes that the distinction between Extra High Voltage (EHV) and High Voltage 14 (HV) within the current COSS model be removed and replaced with a single sub-function for EH...
AI summary NS Power proposes removing the distinction between Extra High Voltage (EHV) and High Voltage (HV) in the COSS model, arguing that their integrated systems justify a single sub-function. This aligns with OATT methodology and is supported by the Elenchus Report, which cites practices in other Canadian jurisdictions.
COSS CA DR-8 Attachment 1 Page 17 of 30 Advisory Cancellation LIIR Tue 9-Aug-22 14:33 Advisory GRLF and Shore Tue 23-Aug-22 16:16 Advisory LIIR Tue 23-Aug-22 16:16 Advisory Cancellation GRLF and Shore Tue 23-Aug-22 18:11 Advisory Cancellat...
AI summary The text presents a chronological list of advisories, alerts, and interruptions related to LIIR (Lighthouse Island Integrated Resource) and GRLF (Grand River Lowland Flood) from August 2022 to October 2022. These advisories include cancellations, restorations, and alerts, indicating ongoing monitoring and communication regarding these events.
COSS CA DR-9 Attachment 1 Page 1 of 627 Start Time End Time ANL_MW 1/1/2019 0:00 1/1/2019 1:00 1/1/2019 1:00 1/1/2019 2:00 1380.8 1304.7 1/1/2019 2:00 1/1/2019 3:00 1202.4 1/1/2019 3:00 1/1/2019 4:00 1098.5 1/1/2019 4:00 1/1/2019 5:00 1051...
AI summary The document provides a table of energy demand data, showing the start and end times of specific intervals along with corresponding ANL_MW values, which likely represent energy load measurements. This data is part of a regulatory proceeding related to energy planning and reliability.
COSS CA DR-9 Attachment 1 Page 45 of 627 Start Time End Time ANL_MW 5/9/2019 9:00 5/9/2019 10:00 5/9/2019 10:00 5/9/2019 11:00 883.2 889.2 5/9/2019 11:00 5/9/2019 12:00 880.5 5/9/2019 12:00 5/9/2019 13:00 874.0 5/9/2019 13:00 5/9/2019 14:0...
AI summary The document provides a table of apparent energy load (ANL_MW) data recorded over multiple time intervals on May 9th to May 12th, 2019. This data appears to be related to energy usage and may be used for analysis in a regulatory proceeding.
COSS CA DR-9 Attachment 1 Page 169 of 627 Start Time End Time ANL_MW 5/5/2020 1:00 5/5/2020 2:00 5/5/2020 2:00 5/5/2020 3:00 875.1 852.2 5/5/2020 3:00 5/5/2020 4:00 820.0 5/5/2020 4:00 5/5/2020 5:00 789.7 5/5/2020 5:00 5/5/2020 6:00 799.1...
AI summary The text provides a table showing the ANL_MW (apparent net load in megawatts) over a series of time intervals from May 5, 2020, to May 7, 2020. This data may be relevant to energy generation, grid operations, or resource planning in Nova Scotia.
COSS CA DR-9 Attachment 1 Page 223 of 627 Start Time End Time ANL_MW 10/9/2020 13:00 10/9/2020 14:00 10/9/2020 14:00 10/9/2020 15:00 683.9 652.4 10/9/2020 15:00 10/9/2020 16:00 652.8 10/9/2020 16:00 10/9/2020 17:00 732.7 10/9/2020 17:00 10...
AI summary This document presents a table showing the start and end times of various intervals along with corresponding ANL_MW values, likely representing energy demand or generation data over a period from October 9, 2020, to October 12, 2020. The data appears to be part of a regulatory proceeding, possibly related to energy usage analysis or infrastructure planning.
COSS CA DR-9 Attachment 1 Page 244 of 627 Start Time End Time ANL_MW 12/9/2020 18:00 12/9/2020 19:00 12/9/2020 19:00 12/9/2020 20:00 1548.3 1508.6 12/9/2020 20:00 12/9/2020 21:00 1463.3 12/9/2020 21:00 12/9/2020 22:00 1390.7 12/9/2020 22:0...
AI summary The text presents a table with time intervals and corresponding ANL_MW values, likely representing energy demand or generation data over a period from December 9, 2020, to December 12, 2020. The data appears to be part of a regulatory proceeding, possibly related to energy usage patterns or infrastructure planning.
COSS CA DR-9 Attachment 1 Page 254 of 627 Start Time End Time ANL_MW 1/7/2021 22:00 1/7/2021 23:00 1/7/2021 23:00 1/8/2021 0:00 1110.5 1085.5 1/8/2021 0:00 1/8/2021 1:00 1128.2 1/8/2021 1:00 1/8/2021 2:00 1101.4 1/8/2021 2:00 1/8/2021 3:00...
AI summary The document provides a table showing the start and end times of events along with corresponding ANL_MW values, likely representing energy demand or generation data over a specific period in January 2021. This data may be relevant for analyzing grid performance or resource planning.
COSS CA DR-9 Attachment 1 Page 274 of 627 Start Time End Time ANL_MW 3/7/2021 6:00 3/7/2021 7:00 1431.0 3/7/2021 7:00 3/7/2021 8:00 3/7/2021 8:00 3/7/2021 9:00 1483.1 1507.1 3/7/2021 9:00 3/7/2021 10:00 1470.2 3/7/2021 10:00 3/7/2021 11:00...
AI summary This document presents a table of energy demand data for a specific period, showing the start and end times along with corresponding ANL_MW values. The data spans multiple days in March 2021 and appears to be part of a regulatory proceeding related to energy usage and planning.
COSS CA DR-9 Attachment 1 Page 291 of 627 Start Time End Time ANL_MW 4/25/2021 21:00 4/25/2021 22:00 923.3 4/25/2021 22:00 4/25/2021 23:00 893.4 4/25/2021 23:00 4/26/2021 0:00 813.4 4/26/2021 0:00 4/26/2021 1:00 724.9 4/26/2021 1:00 4/26/2...
AI summary The text presents a table of apparent net load (ANL_MW) values over time, showing fluctuations in energy demand from April 25 to April 27, 2021. These data points may be used for grid planning, load forecasting, or regulatory analysis related to electricity generation and distribution.
COSS CA DR-9 Attachment 1 Page 311 of 627 Start Time 6/23/2021 5:00 End Time 6/23/2021 6:00 ANL_MW 664.1 6/23/2021 6:00 6/23/2021 7:00 765.6 6/23/2021 7:00 6/23/2021 8:00 862.9 6/23/2021 8:00 6/23/2021 9:00 879.5 6/23/2021 9:00 6/23/2021 1...
AI summary This document contains a table of load data (in ANL_MW) for specific time intervals on June 23, 2021, through June 26, 2021. It appears to be part of a regulatory proceeding related to energy load management and planning.
COSS CA DR-9 Attachment 1 Page 321 of 627 Start Time End Time ANL_MW 7/22/2021 9:00 7/22/2021 10:00 7/22/2021 10:00 7/22/2021 11:00 1222.1 1249.7 7/22/2021 11:00 7/22/2021 12:00 1256.3 7/22/2021 12:00 7/22/2021 13:00 1222.2 7/22/2021 13:00...
AI summary The document presents a table of ANL_MW values over a period of time, showing energy load data for a specific date range. This data may be relevant to electricity generation, grid management, or resource planning.
COSS CA DR-9 Attachment 1 Page 323 of 627 Start Time End Time ANL_MW 7/28/2021 5:00 7/28/2021 6:00 933.8 7/28/2021 6:00 7/28/2021 7:00 7/28/2021 7:00 7/28/2021 8:00 1013.3 1114.0 7/28/2021 8:00 7/28/2021 9:00 1152.1 7/28/2021 9:00 7/28/202...
AI summary This document presents a table of ANL_MW (apparent net load in megawatts) values recorded between July 28, 2021, and July 31, 2021, showing fluctuations in electricity demand over time. The data appears to be part of a regulatory proceeding related to energy management and planning.
COSS CA DR-9 Attachment 1 Page 353 of 627 Start Time End Time ANL_MW 10/23/2021 17:00 10/23/2021 18:00 1148.8 10/23/2021 18:00 10/23/2021 19:00 10/23/2021 19:00 10/23/2021 20:00 1120.8 1098.7 10/23/2021 20:00 10/23/2021 21:00 1047.1 10/23/...
AI summary The text presents a table of time-stamped data showing the ANL_MW (apparent net load in megawatts) values over a period from October 23, 2021, to October 26, 2021. This data likely represents electricity demand or generation levels at different times, which is relevant to grid operations and resource planning.
COSS CA DR-9 Attachment 1 Page 409 of 627 Start Time End Time ANL_MW 4/5/2022 1:00 4/5/2022 2:00 986.7 4/5/2022 2:00 4/5/2022 3:00 972.0 4/5/2022 3:00 4/5/2022 4:00 999.2 4/5/2022 4:00 4/5/2022 5:00 994.7 4/5/2022 5:00 4/5/2022 6:00 1037.3...
AI summary The document presents a table of time intervals and corresponding ANL_MW values, likely representing energy demand or load data over a specific period on April 5th and 6th, 2022. This data may be used for grid planning, load forecasting, or operational analysis.
COSS CA DR-9 Attachment 1 Page 437 of 627 Start Time 6/25/2022 17:00 End Time 6/25/2022 18:00 ANL_MW 1172.4 6/25/2022 18:00 6/25/2022 19:00 1157.7 6/25/2022 19:00 6/25/2022 20:00 1149.0 6/25/2022 20:00 6/25/2022 21:00 1182.0 6/25/2022 21:0...
AI summary The text presents a table of ANL_MW values recorded over a period of time from June 25, 2022, to June 28, 2022, showing fluctuations in power demand. This data may be relevant to energy generation, grid operations, or resource planning.
COSS CA DR-9 Attachment 1 Page 438 of 627 Start Time End Time ANL_MW 6/28/2022 15:00 6/28/2022 16:00 1102.1 6/28/2022 16:00 6/28/2022 17:00 6/28/2022 17:00 6/28/2022 18:00 1066.0 1110.1 6/28/2022 18:00 6/28/2022 19:00 1102.2 6/28/2022 19:0...
AI summary This document presents a table with timestamps and corresponding ANL_MW values, likely representing energy demand or generation data over a period from June 28, 2022, to July 1, 2022. The data appears to be technical and related to grid operations or resource planning.
COSS CA DR-9 Attachment 1 Page 454 of 627 Start Time End Time ANL_MW 8/14/2022 7:00 8/14/2022 8:00 938.0 8/14/2022 8:00 8/14/2022 9:00 997.9 8/14/2022 9:00 8/14/2022 10:00 1082.7 8/14/2022 10:00 8/14/2022 11:00 1137.1 8/14/2022 11:00 8/14/...
AI summary The document presents a table of time-stamped data showing the ANL_MW (apparent load in megawatts) values for a specific period on August 14 and 15, 2022. This data reflects the electricity demand over time, likely used for grid management, planning, or regulatory analysis.
COSS CA DR-9 Attachment 1 Page 464 of 627 Start Time End Time ANL_MW 9/12/2022 11:00 9/12/2022 12:00 9/12/2022 12:00 9/12/2022 13:00 1138.5 1157.4 9/12/2022 13:00 9/12/2022 14:00 1169.0 9/12/2022 14:00 9/12/2022 15:00 1166.8 9/12/2022 15:0...
AI summary This table presents a time-series of ANL_MW values from September 12 to September 15, 2022, likely representing energy demand or generation data. The data shows fluctuations in MW values over specific time intervals, suggesting potential analysis for grid performance or resource planning.
COSS CA DR-9 Attachment 1 Page 489 of 627 11/24/2022 8:00 11/24/2022 9:00 1457.7 11/24/2022 9:00 11/24/2022 10:00 1395.7 11/24/2022 10:00 11/24/2022 11:00 1296.9 11/24/2022 11:00 11/24/2022 12:00 1263.3 11/24/2022 12:00 11/24/2022 13:00 12...
AI summary The text presents a series of time-stamped data points, likely representing energy consumption or production levels over a 24-hour period on November 24 and 25, 2022. The data appears to be in a tabular format with timestamps and corresponding numerical values, possibly related to generation, grid operations, or resource planning.
COSS CA DR-9 Attachment 1 Page 516 of 627 Start Time End Time ANL_MW 2/11/2023 2:00 2/11/2023 3:00 2/11/2023 3:00 2/11/2023 4:00 962.7 964.6 2/11/2023 4:00 2/11/2023 5:00 997.2 2/11/2023 5:00 2/11/2023 6:00 1062.5 2/11/2023 6:00 2/11/2023...
AI summary The document presents a table with timestamps and ANL_MW values, likely representing energy generation or load data over a period from February 11 to 14, 2023. The data appears to be part of a regulatory proceeding, possibly related to energy generation, grid operations, or resource planning.
COSS CA DR-9 Attachment 1 Page 523 of 627 Start Time End Time ANL_MW 3/3/2023 12:00 3/3/2023 13:00 1413.9 3/3/2023 13:00 3/3/2023 14:00 1348.1 3/3/2023 14:00 3/3/2023 15:00 1330.4 3/3/2023 15:00 3/3/2023 16:00 1321.2 3/3/2023 16:00 3/3/202...
AI summary The text presents a table with time intervals and corresponding ANL_MW values, indicating energy demand or load data over a period from March 3, 2023, to March 5, 2023. This data could be used for analyzing grid performance, demand forecasting, or resource planning.
COSS CA DR-9 Attachment 1 Page 527 of 627 Start Time End Time ANL_MW 3/15/2023 5:00 3/15/2023 6:00 989.9 3/15/2023 6:00 3/15/2023 7:00 1081.5 3/15/2023 7:00 3/15/2023 8:00 1185.1 3/15/2023 8:00 3/15/2023 9:00 1227.5 3/15/2023 9:00 3/15/202...
AI summary The text presents a table with time intervals and corresponding ANL_MW values, likely representing energy demand or load data over a 24-hour period on March 15 and 16, 2023. This data may be used for grid planning, demand forecasting, or resource allocation purposes.
COSS CA DR-9 Attachment 1 Page 546 of 627 Start Time End Time ANL_MW 5/9/2023 15:00 5/9/2023 16:00 5/9/2023 16:00 5/9/2023 17:00 835.6 916.9 5/9/2023 17:00 5/9/2023 18:00 1006.7 5/9/2023 18:00 5/9/2023 19:00 1023.6 5/9/2023 19:00 5/9/2023...
AI summary The text presents a table with timestamps and corresponding ANL_MW values, likely representing energy demand or generation data over several days in May 2023. This data may be relevant to grid operations, energy planning, or regulatory analysis.
COSS CA DR-9 Attachment 1 Page 561 of 627 Start Time End Time ANL_MW 6/22/2023 9:00 6/22/2023 10:00 1009.6 6/22/2023 10:00 6/22/2023 11:00 6/22/2023 11:00 6/22/2023 12:00 1031.7 1052.7 6/22/2023 12:00 6/22/2023 13:00 1052.1 6/22/2023 13:00...
AI summary The document presents a table with timestamps and corresponding ANL_MW values, likely representing energy demand or generation data over a multi-day period in June 2023. The data appears to be part of a regulatory proceeding, possibly related to grid operations or energy resource planning.
COSS CA DR-9 Attachment 1 Page 563 of 627 Start Time End Time ANL_MW 6/28/2023 5:00 6/28/2023 6:00 6/28/2023 6:00 6/28/2023 7:00 669.6 695.8 6/28/2023 7:00 6/28/2023 8:00 725.4 6/28/2023 8:00 6/28/2023 9:00 775.9 6/28/2023 9:00 6/28/2023 1...
AI summary The text presents a table of ANL_MW (apparent net load in megawatts) values recorded at various time intervals from June 28, 2023, to July 1, 2023. These data points likely represent energy demand or generation metrics, potentially relevant to grid management or regulatory analysis.
COSS CA DR-9 Attachment 1 Page 570 of 627 Start Time End Time ANL_MW 7/18/2023 15:00 7/18/2023 16:00 7/18/2023 16:00 7/18/2023 17:00 1349.1 1380.7 7/18/2023 17:00 7/18/2023 18:00 1359.6 7/18/2023 18:00 7/18/2023 19:00 1329.8 7/18/2023 19:0...
AI summary This document presents a table showing the ANL_MW (Apparent Net Load in Megawatts) for various time intervals between July 18, 2023, and July 21, 2023. These data points represent the net electricity demand during specific hours, which is likely relevant to grid operations and resource planning.
COSS CA DR-9 Attachment 1 Page 623 of 627 Start Time End Time ANL_MW 12/20/2023 5:00 12/20/2023 6:00 12/20/2023 6:00 12/20/2023 7:00 1054.5 1160.7 12/20/2023 7:00 12/20/2023 8:00 1259.9 12/20/2023 8:00 12/20/2023 9:00 1246.4 12/20/2023 9:0...
AI summary The text presents a table of time-based data showing start and end times along with corresponding ANL_MW values, likely representing energy demand or generation metrics over a period from December 20, 2023, to December 23, 2023. The data appears to be part of a regulatory proceeding, possibly related to grid operations or energy resource planning.
NON-CONFIDENTIAL 1 any interventions would be driven by the condition assessment results of regular inspection 2 programs as well as performance data collected throughout the year. Corrective actions are 3 developed and prioritized as appr...
AI summary The text discusses the condition assessment of substation equipment and the factors affecting its lifetime, including over-capacity operation, insulation health, and environmental conditions. It also notes that corrective actions depend on the severity and duration of equipment performance issues.
COSS CA DR-27 Attachment 1 Page 4 of 9 Name P-ED-10M Section Section P - Poles and Settings Title Pole Marking Details R-ED-37M.pdf Section R - Framing 30 Distribution (RPhase Transition on Tangent Line R-ED-38M.pdf Section R - Framing 30...
AI summary This document outlines various technical specifications and details related to utility infrastructure, including pole marking, distribution framing, and substation duct termination for underground feeders. It includes multiple sections and documents related to different aspects of electrical distribution and substation design.
COSS CA DR-40 Attachment 1 Page 1 of 6 Feeder 100C-421 Canso Region 1.47 1.45 1.82 955 963 989 2021 Peak Load (MW) 2022 Peak Load (MW) 2023 Peak Load (MW) 2021 Customer Count 2022 Customers 2023 Customers 2023 Residential Customers 931 202...
AI summary The document presents detailed data on various feeders, including peak load (in MW), customer counts, and lengths (in meters) for different regions in Nova Scotia from 2021 to 2023. The data is organized in a table format, providing insights into the distribution and load management across different areas.
COSS CA DR-58 Attachment 2 Page 1 of 22 PARTIALLY CONFIDENTIAL 2026-2027 GRA Direct Evidence Appendix 12A(2) Page 860 of 1218 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Date Time System (MW) 1/15/2019 8:00 1,888.5 1/20/2019 11:00 1,888.4...
AI summary The document presents a table of system load data in megawatts (MW) recorded at various dates and times from January 2019 to December 2020. This data reflects the system's capacity and performance over time and is likely used for analysis in a regulatory proceeding related to energy management and infrastructure planning.
Cost of Service Study Process (NSUARB M11475) NSPI Responses to CA Data Requests DR Type of Data Reason Unavailable CA DR-37 Costs of UG wire for each voltage level for most recent five years NS Power does not track investment in undergrou...
AI summary NSPI provided responses to data requests from the NSUARB regarding the Cost of Service Study, explaining that certain data is unavailable due to lack of tracking or historical record-keeping. The data requests relate to underground wire costs, land/easement breakdowns, transformer and feeder peak load data, and service-drop wire types.
Review of Cost Allocation Methods - Resource Insight requests a review of NS Power's cost allocation methods through a new - collaborative process. Resource Insight reasons that a review of cost allocation methods is needed - due to existi...
AI summary The document discusses the rejection of Resource Insight's proposal to review NS Power's cost allocation methods, citing that these issues are not new or immediate. It references past proceedings and argues that transitions in energy resources are likely to occur gradually, not overnight, and that vague claims about updating allocation methods lack concrete guidance.
1 Request DR-2: 2 - 3 Tabulated hourly charging and discharging profile for all Battery Energy Storage (BESS) - 4 (i.e., including behind-the-meter) for the summer day with the lowest diurnal wind power - 5 generation in 2030. Please also...
AI summary The response to Request DR-2 provides a table outlining the hourly charging and discharging profile of Battery Energy Storage Systems (BESS) for a summer day with the lowest diurnal wind power in 2030. It also includes hourly imports and exports, though behind-the-meter BESS and exports from Nova Scotia were not modeled in the 2022 Evergreen IRP.
Cost of Service Study Process (NSUARB M11475) NSPI Responses to IG Data Requests 1 Request DR-5: 2 3 In NSPI's Initial Position document from 2024-04-18, as a potential solution within issue #1a 4 NSPI identifies a COS treatment for assets...
AI summary NSPI outlines its approach to the Cost of Service Study (COSS) process, including defining 'intermediate generation' based on capacity factors and referencing the Evergreen IRP for capacity factor forecasts. NSPI also notes that ELCC values for individual units are not available and that significant capacity factor changes have not been definitively determined.
REDACTED (CONFIDENTIAL INFORMATION REMOVED) CONFIDENTIAL COSS IG DR-6 Attachment 1 Page 1 of 1PARTIALLY CONFIDENTIAL 2026-2027 GRA Direct Evidence Appendix 12A(2) Page 1016 of 1218
AI summary The text is a partially confidential attachment from a regulatory proceeding, referencing a 2026-2027 GRA Direct Evidence Appendix. It includes a redacted page from a document related to a cost-of-service study or integrated resource plan, suggesting it may involve energy efficiency, resource planning, or regulatory compliance topics.
NON-CONFIDENTIAL - 1 Capital costs match 2022 Evergreen assumptions. 2 • All dollar amounts in the table are in 2021 dollars. 2022 Evergreen IRP assumptions were - 3 adjusted from 2022 dollars to 2021 dollars using an inflation rate of 4.0...
AI summary The document discusses capital costs aligned with the 2022 Evergreen IRP assumptions, adjusted for inflation, and highlights differences between the current interruptible credit and levelized cost calculations based on updated capital costs from the 2022 Evergreen IRP.
12 Response DR-11: 13 14 (a) Please refer to the table provided below for the operating hours from the 2022 Evergreen 15 IRP Scenario CE1-E1-R2, for each capacity type listed in IG DR-08. Please note the 16 dispatchable generation operatin...
AI summary The response provides operating hours for dispatchable generation units from the 2022 Evergreen IRP Scenario CE1-E1-R2, emphasizing that these are outputs from resource planning modeling rather than inputs or assumptions.
COSS PHP DR-1 Attachment 1 Page 1 of 1 \ Data provided is taken from the 2022 Evergreen IRP, scenario CE1-E1-R2.
AI summary The document references data from the 2022 Evergreen Integrated Resource Plan (IRP), scenario CE1-E1-R2, which is used in the Cost of Service Study (COSS) for Peak Hour Pricing (PHP) DR-1 Attachment 1.
Tufts Cove 3 Tufts Cove 4 Tufts Cove 5 Tufts Cove 6 CT - Burnside 1 CT - Burnside 2 CT - Burnside 3 CT - Burnside 4 CT - Point Point Tufts Cove Tufts Cove Tufts Tufts Cove Tufts Cove Tufts Cove CT - CT - CT - CT - CT - Lingan 1 Lingan 3 Li...
AI summary The text presents a table with various points and values across different years, likely related to energy generation or distribution metrics for multiple locations in Nova Scotia. It includes data points such as capacity, output, and other operational metrics for various sites like Tufts Cove and Burnside.
18 19 NS Power would like to add context to the BIA's interpretation of the E3 study for the purpose of 20 its COS Cost Allocation presentation on April 29, 2024. 1 IRP Modeling Results 2020-06-26 (nspower.ca), Slide 7
AI summary NS Power seeks to provide additional context to the BIA's interpretation of the E3 study for its COS Cost Allocation presentation on April 29, 2024, referencing an IRP Modeling Results document from June 26, 2020.
NON-CONFIDENTIAL 1 Request DR-4: 2 3 Also with reference to NS Power's initial position document Issue # 1a please indicate which 4 steam-thermal generation units are expected to continue to operate as base-load units at high 5 capacity fa...
AI summary The response to Request DR-4 outlines the expected operation and capacity factors for steam-thermal generation units by NS Power, referencing the 2022 Evergreen Integrated Resource Plan. Coal-fired units are expected to be decommissioned by 2030, while oil or gas-fired units may continue past 2030 with revised costing treatments based on their capacity factors, particularly if they fall below 46%.
Cost of Service Study Process (NSUARB M11475) NSPI Responses to PHP Data Requests 1 Request DR-7: 2 3 Please indicate what new fast acting generation and applicable MWs NS Power expects will 4 be in service prior to 2030 and how it believe...
AI summary NSPI expects 300 MW of fast-acting generation to be in service by 2027 and an additional 300 MW by 2030, with classification based on capacity factors. Between 2030 and 2035, 150–450 MW of fast-acting generation may be needed, as shown in the 2022 Evergreen IRP 'No Atlantic Loop' scenarios.
NON-CONFIDENTIAL 1 Request DR-8: 2 3 Please indicate all types and MWs of new generation other than wind and solar that NS 4 Power expects to be added to its system between 2025-2030 and between 2030-2035 other 5 than referred to in the re...
AI summary NS Power does not expect new generation other than wind and solar between 2025-2030, except for 300-400 MW of energy storage and fuel conversions. Storage should be classified based on ELCC, and some generation costs may be reclassified to energy. Beyond 2030, the Evergreen IRP includes additional wind and fast-acting generation in certain scenarios.
NON-CONFIDENTIAL 1 Request DR-2: 2 3 Provide NS Power's most recent costs for lowest capital cost peaking combustion turbines 4 that are natural gas fired as per the most recent IRP: 5 6 (a) Capital costs 7 8 (b) Cost of money to determine...
AI summary The document requests Nova Scotia Power's most recent costs for natural gas-fired peaking combustion turbines, including capital costs, cost of money, unit life, O&M, and equivalent capacity. NS Power responds that Frame CTs were the lowest cost option in the 2022 Evergreen IRP, providing capital costs of $1,278 per KW.
PARTIALLY CONFIDENTIAL 2026-2027 GRA Direct Evidence Appendix 12A(2) Page 1216 of 1218 REDACTED (CONFIDENTIAL INFORMATION REMOVED) COSS SNS DR-1 Attachment 1 Page 1 of 1 All values presented are from the 2022 Evergreen IRP scenario CE1-E1-...
AI summary The document provides a cost-of-service study (COSS) attachment from the 2022 Evergreen Integrated Resource Plan (IRP) scenario CE1-E1-R2, which is part of a partially confidential regulatory proceeding related to the 2026-2027 GRA.
COSS SNS DR-2 Attachment 1 Page 1 of 1 All values presented are from the 2022 Evergreen IRP scenario CE1-E1-R2. The BTM Solar Gen Estimate is based on an installed capacity of 170 MW in 2030 from the 2022 Load Forecast
AI summary The document provides an estimate of bottom-up solar generation capacity based on a 2030 installed capacity of 170 MW, derived from the 2022 Load Forecast under the Evergreen IRP scenario CE1-E1-R2.
Long Term Resource Planning - o 1 to 25 year planning horizon. - o Used for Integrated Resource Plans (IRP), 10 Year System Outlook, Northeast Power Coordinating Council (NPCC) regional studies, and generation and transmission investment d...
AI summary The text outlines the Long Term Resource Planning process, which spans a 1 to 25 year planning horizon and is used for Integrated Resource Plans (IRP), 10 Year System Outlook, Northeast Power Coordinating Council (NPCC) regional studies, and generation and transmission investment decisions.
Integrated Resource Plan (IRP) - An IRP is a long term system planning study focused on evaluating resource adequacy to meet future electricity demand. - They are carried out in jurisdictions across North America. - IRP's serve as a venue...
AI summary An Integrated Resource Plan (IRP) is a long-term system planning study used to evaluate resource adequacy for meeting future electricity demand. NS Power has conducted multiple IRPs, including the 2022 Evergreen IRP, which serve as a platform for stakeholder consultation and result in action plans and roadmaps for achieving long-term objectives.
Evergreen IRP – Overview - NS Power completed a comprehensive IRP in November 2020. In its IRP Final Report, NS Power committed to an evergreening process to reflect accelerating changes in the electricity planning environment - NS Power c...
AI summary NS Power completed its first evergreen Integrated Resource Plan (IRP) in August 2023, following a comprehensive IRP in November 2020. The evergreen IRP process is iterative, stakeholder-focused, and incorporates multiple rounds of input and feedback.
The following table reflects the modeling scenarios evaluated in the Evergreen IRP (2022/2023) Scenarios Clean Energy Policy Electrification Resource Strategy Sensitivities CE1-E1-R1 CE1-E1-R1-DH CE1-E1-R1-LFPP CE1-E1-R1-HFPP CE1-E1-R1-HDS...
AI summary The table outlines various modeling scenarios from the Evergreen Integrated Resource Plan (IRP) for 2022/2023, covering clean energy policies, electrification strategies, resource strategies, and sensitivities such as hydrogen fuel, carbon capture, and DSM adjustments.
Common Themes and Action Plan - There are significant common elements across the 24 scenarios modeled: - Regular, structured renewable generation additions to achieve i dentified wind/solar capacity buildout. - Near-term investments in ene...
AI summary The text outlines common elements across 24 modeled scenarios, including renewable generation additions, energy storage and transmission investments, firm capacity resources, and fuel conversions at existing NS Power sites. It emphasizes the need for a collaborative 2030 Resource Development Plan based on the Integrated Resource Plan (IRP) analysis to achieve system reliability and meet 2030 goals.
Evergreen IRP Outcomes: Action Plan Action Plan Item Focus Plan to 2030/COSS Areas of Interest 1: Regional Integration Regional integration strategy: access to firm capacity and improve system reliability Reliability Tie (2028) 2: Electrif...
AI summary The Evergreen Integrated Resource Plan (IRP) Action Plan outlines key initiatives for 2030, including regional integration, electrification, thermal retirement, and demand response strategies. It emphasizes improving system reliability, evaluating electrification's role, progressing thermal plant retirements, and expanding demand response programming to 75MW by 2025.
Provincial 2030 Clean Power Plan - Published by the Department of Natural Resources and Renewables in October 2023. - Strong alignment with the findings fromthe 2022 Evergreen IRP. - This alignment provides a basis on which to proceed with...
AI summary The Provincial 2030 Clean Power Plan, published by the Department of Natural Resources and Renewables in October 2023, aligns strongly with the 2022 Evergreen Integrated Resource Plan (IRP), providing a foundation for resource development activities.
- Key stakeholders include the Government of Nova Scotia, Independent Power Producers (IPPs), EfficiencyOne(E1), Mi'kmaw Partners, and NS Power. 2030 Project Accountability Key Partners Wind/Solar NS Government IPP's Battery Storage NS Gov...
AI summary The document outlines key stakeholders and their involvement in various 2030 projects related to energy in Nova Scotia, including the Government of Nova Scotia, Independent Power Producers (IPPs), EfficiencyOne (E1), Mi'kmaw Partners, and NS Power. Projects include wind/solar, battery storage, grid stability, hybrid peak/load management, reliability tie, fast acting generation, and fuel conversions.
Thermal Plant Conversions/Fuel Switching - With the phase out of coal generation, the Evergreen IRP pointed to the value of the following gas conversion/ fuel switching projects: - o Conversion of one thermal unit from coal to natural gas...
AI summary The Evergreen Integrated Resource Plan (IRP) highlights the value of converting coal-based thermal units to natural gas and transitioning Lingan units to heavy fuel oil (HFO). Once these conversions are complete, the plants will need to be utilized differently from their original design.
Emerging Developments – Path to 2030 Hydrogen - The current focus of NS Power's engagement with the prospective H2 developers is to assess both the impacts of future development on the power system and assess for future opportunities for t...
AI summary NS Power is engaging with prospective hydrogen developers to assess the impact of future hydrogen development on the power system and potential opportunities for using hydrogen as a green fuel. A hydrogen tariff is being developed and will require UARB approval. The Evergreen IRP did not select hydrogen-enabled fast acting generation as a resource, but future hydrogen fuel pricing and availability can be assessed through the Evergreen IRP process.
Agenda - Introduction - COSS from infrastructure planning perspective - Walk through 2023 COSS calculations - Questions
AI summary The agenda outlines the discussion points for the proceeding, including an introduction, a review of the COSS from an infrastructure planning perspective, a walk through 2023 COSS calculations, and a session for questions.
Agenda - Introduction - COSS from an infrastructure planning perspective - Walk through 2023 COSS calculations - Questions
AI summary The agenda item discusses the Capacity and Operating Service Standards (COSS) from an infrastructure planning perspective, including a walk through of 2023 COSS calculations and an opportunity for questions.
Recap Link between COS and IRP: Cost causation from a planning perspective
AI summary The document discusses the link between the Cost of Service (COS) and the Integrated Resource Plan (IRP), focusing on cost causation from a planning perspective. It includes visual elements such as figures and pictures that likely illustrate the relationship between these two planning frameworks.
Agenda - Introduction - COSS from infrastructure planning perspective - Walk through 2023 COSS calculations - Questions
AI summary The agenda item discusses the 2023 COSS calculations from an infrastructure planning perspective. The session includes an introduction, a walk through of the calculations, and a question and answer period.
A Twist: Grid Stress Costs Occur Based on Forecasts • CAISO restricts maintenance operations when grid stress is forecast; idled crews affect schedules and costs
AI summary Grid stress costs are influenced by forecasts, leading to restrictions on maintenance operations by CAISO, which in turn affects crew schedules and overall costs.
Generation Functional Classification - § ELCC reflects the actual ability of a generating unit to meet customer peak demand. - § North American Regional Transmission Organizations are increasingly using ELCC to determine the appropriate ca...
AI summary The document discusses Effective Load Carrying Capability (ELCC), which measures the ability of generating units to meet customer peak demand. It notes that North American Regional Transmission Organizations are using ELCC for capacity accreditation and that NS Power conducts ELCC studies in its Integrated Resource Plans.
Agenda - 1. Purpose of Minimum System Study - 2. Minimum System Study Methodology - 3. Zero-Intercept Methodology - 4. Basic Customer Methodology - 5. Survey - 6. Summary
AI summary The agenda outlines the topics to be discussed in the proceeding, including the purpose and methodology of the Minimum System Study, Zero-Intercept Methodology, Basic Customer Methodology, and a summary of findings.
Poles Overhead Conductors Underground Conductors Primary - Demand 15% 49% 6% Primary - Customer 49% 30% 1% Secondary - Demand 11% 3% 17% Secondary - Customer 25% 17% 76% 2022-2024 GRA Direct Evidence Appendix 11A Page 5 of 7
AI summary The table provides a breakdown of percentages related to poles, overhead conductors, and underground conductors, categorized under primary and secondary demand and customer segments. This data likely supports analysis in a regulatory proceeding concerning infrastructure planning and resource allocation.
Activities by BBA - Testing Hypothesis - Does the method yield an acceptable result - Develop the Road Map - Does More Precision = More Accuracy ? - Results are Exponential with Data (8760 data may results in 150,000 runs) - What is highes...
AI summary The document outlines activities by BBA, including hypothesis testing, developing a roadmap, examining transmission loss methodology, and starting Phase 2 implementation and validation. It raises questions about precision, data usage, and the value of activities.
• Session 6: May 16, 2024 - o Half-day session - o Topics: Transmission functionalization between transmission and generation (Maritime Link, Reliability Tie); functionalization between transmission and distribution (bulk power substation,...
AI summary This session focused on transmission functionalization, discussing the separation of transmission functions from generation (e.g., Maritime Link, Reliability Tie) and from distribution (e.g., bulk power substation, batteries). The discussion centered on infrastructure planning and grid modernization.
N-24NSPI (ECC) RIR 1-41
29 passages
ACCOUNT 354.00 TOWERS AND FIXTURES AVG AGE RET 29.1 PLACEMENT BAND 1978-2023 001 EXPERIENCE ANALYSIS EXPERIENCE BAND 1997-2023 AGE AT BEGIN OF INTERVAL EXPOSURES AT BEGINNING OF AGE INTERVAL RETIREMENTS DURING AGE INTERVAL RETMT RATIO SURV...
AI summary The text presents a table with data on the average age, placement band, and experience analysis for towers and fixtures, including exposure, retirements, and survival ratios over time. This data is likely used for asset management and infrastructure planning purposes.
ACCOUNT 364.00 POLES, TOWERS AND FIXTURES AVG AGE RET 25.8 PLACEMENT BAND 1925-2023 001 EXPERIENCE ANALYSIS EXPERIENCE BAND 1942-2023 AGE AT BEGIN OF INTERVAL EXPOSURES AT BEGINNING OF AGE INTERVAL RETIREMENTS DURING AGE INTERVAL RETMT RAT...
AI summary The document presents a detailed analysis of the aging and retirement rates for poles, towers, and fixtures, tracking exposure and survival rates over time intervals. It includes statistical data on retirements, survival ratios, and percentages, providing insights into asset management and infrastructure planning.
ACCOUNT 364.00 POLES, TOWERS AND FIXTURES PLACEMENT BAND 1946-2023 002 EXPERIENCE BAND 2004-2023 SURVIVOR CURVE RESID RANGE OF MEAS FIT SURVIVOR CURVE RESID MEAS RANGE OF FIT 48.0-S0 5.62 0 - 54 46.3-S0 6.55 26 - 54 46.0-S0.5 3.75 0 - 54 4...
AI summary The document presents statistical data on poles, towers, and fixtures, including survivor curves, residuals, and measurement ranges for different placement and experience bands from 1946 to 2023. This data appears to be related to infrastructure planning and asset management.
ACCOUNT 365.00 OVERHEAD CONDUCTORS AND DEVICES AVG AGE RET 29.0 PLACEMENT BAND 1929-2023 002 EXPERIENCE ANALYSIS EXPERIENCE BAND 1990-2023 AGE AT BEGIN OF INTERVAL EXPOSURES AT BEGINNING OF AGE INTERVAL RETIREMENTS DURING AGE INTERVAL RETM...
AI summary The text presents a table with data related to the average age, retirements, and survival rates of overhead conductors and devices, spanning from 1929 to 2023. It includes exposure numbers, retirement ratios, and survival percentages across various age intervals, likely used for asset management and infrastructure planning.
ACCOUNT 367.00 UNDERGROUND CONDUCTORS AND DEVICES AVG AGE RET 30.1 PLACEMENT BAND 1946-2023 002 EXPERIENCE BAND 2004-2023 EXPERIENCE ANALYSIS AGE AT BEGIN OF INTERVAL EXPOSURES AT BEGINNING OF AGE INTERVAL RETIREMENTS DURING AGE INTERVAL R...
AI summary The text presents a detailed table analyzing the aging and retirement of underground conductors and devices, including exposure numbers, retirement rates, survival ratios, and percentages over various age intervals from 0.0 to 38.5 years. The table is part of a larger document, likely related to infrastructure planning or asset management.
ACCOUNT 373.00 STREET LIGHTING AND SIGNAL SYSTEMS AVG AGE RET 22.2 PLACEMENT BAND 1962-2022 002 EXPERIENCE ANALYSIS EXPERIENCE BAND 2004-2023 AGE AT BEGIN OF INTERVAL EXPOSURES AT BEGINNING OF AGE INTERVAL RETIREMENTS DURING AGE INTERVAL R...
AI summary The text presents a detailed experience analysis table for street lighting and signal systems, showing exposure, retirements, and survival ratios across different age intervals. This data is likely used for asset management and infrastructure planning purposes.
ACCOUNT 373.00 STREET LIGHTING AND SIGNAL SYSTEMS PLACEMENT BAND 1976-2022 003 EXPERIENCE BAND 2014-2023 SURVIVOR CURVE RESID RANGE OF MEAS FIT SURVIVOR CURVE RESID RANGE OF MEAS FIT 16.6-S0 16.6-S0.5 16.6-S1 16.6-S1.5 16.6-S2 16.6-S2.5 8....
AI summary The text presents a table with data related to street lighting and signal systems, including survivor curves and various placement and experience bands. It includes measurements and ranges for different categories, likely related to infrastructure planning or maintenance.
Notes: - Five largest buildings - o Lower Water Street HQ - o Lakeside - o Sackville - o Ragged Lake ECC - o Ragged Lake MCC - Are there any locations/offices/service centers that NSPI needs to vacate because it's in a growing area and it'...
AI summary The text outlines NSPI's need for additional space due to growth and remote work impacts, including potential expansions at Lakeside and Sackville. It also mentions infrastructure needs such as mechanical cooling, HVAC upgrades, and road and bridge maintenance. A meeting with Robert Doiron on 6/25/2024 is noted.
- Replacing 10 per year doesn't even maintain status quo and leaves fleet risk unacceptably high. - Replacing 15 per year is likely to induce unsustainable financial strain. - Strategy going forward will need to include more life extension...
AI summary The discussion focuses on the replacement and maintenance of transformers, highlighting the need for life extension, increased internal expertise, and infrastructure capacity. It addresses the aging of transformers, replacement timelines, and the impact of new generation sources on substation equipment. The document also touches on voltage levels and the transition from 4kV to 25kV infrastructure.
Point Aconi - 1 Unit 165 MW, CFB Boiler, In-Service 3/94, Fuel Coal / Pet Coke. - Unit 1 Expected retirement 2029. - o Will be retired by December 31, 2029 - Dates are subject to change - o Can't retire this unit without the new proposed C...
AI summary Point Aconi's Unit 1, a 165 MW coal/pet coke CFB boiler, is expected to retire by 2029, contingent on new CTs. The mine operations at Point Aconi hold sole resource extraction rights, with uncertainty about their continuation post-retirement. A limestone quarry at Kelly Rock is tied to the plant's operational life.
Tufts Cove – CCGT – Units 4-6 - Supply of natural gas - o Fixed contract with supplier - Tufts Cove Unit 4 (installed 2003) & Unit 5 (installed 2005). - Units 4-5 Initially installed as simple cycle CTs. GE model LM 6000. - 3 engines 2 ope...
AI summary The document discusses the Tufts Cove CCGT Units 4-6, including their installation dates, conversion to CCGT, maintenance costs, and future battery storage plans. It highlights the retirement date for the units, the cost of replacing hot-gas path components, and the classification of battery storage as transmission assets.
NON-CONFIDENTIAL 1 Request IR-14: 2 3 Please provide a copy of the most recently filed and most recently prepared integrated 4 resource plan, or equivalent analysis. 5 6 Response IR-14: 7 8 Please refer to Attachment 1. 9 10 Please also re...
AI summary The document contains a request for the most recently filed and prepared integrated resource plan (IRP) or equivalent analysis, with a response directing the requester to refer to Attachment 1 and NS Power's IRP website for more details.
Nuclear (Small Modular Reactors) - Capacity additions of Small Modular Reactors (SMRs) are selected at the end of the planning horizon (2048) for the No Atlantic Loop (CE1-E1-R2) scenarios (including the hybrid peak and accelerated electri...
AI summary The document discusses the selection of Small Modular Reactors (SMRs) as capacity additions in the No Atlantic Loop scenarios by 2048, highlighting their role in providing firm, dispatchable, non-emitting resources and current assumptions on their commercial availability and cost.
Item 1b: Regional Integration Continue working with neighboring jurisdictions in support of the Atlantic Loop and other opportunities for regional integration, conducting detailed engineering and economic studies for firm import options re...
AI summary The document emphasizes the need to continue collaboration with neighboring jurisdictions to support the Atlantic Loop and other regional integration opportunities. It calls for detailed engineering and economic studies to evaluate firm import options that may require new transmission investments and stronger regional interconnections, considering factors such as supply security, emission intensity, and dispatch flexibility.
Item 2b: Data Collection Continue to collect detailed data, including data on the quantity, flexibility and hourly load shape of incremental electrification demand, to assist with further system planning work. 3 This is also in alignment w...
AI summary The document emphasizes the need to collect detailed data on incremental electrification demand, including quantity, flexibility, and hourly load shape, to support system planning. It references the Atlantic Clean Power Roadmap final report and the 2022 IRP Action Plan Update.
Item 3g: Synchronous Condensers Complete generator site-specific system impact studies for new variable renewable generation to assess the need for synchronous condenser support. Progress the development of 100 - 200MVA of synchronous cond...
AI summary The document discusses the need for synchronous condensers to support system reliability and strength as variable renewable generation increases. It calls for site-specific system impact studies and the development of 100 - 200MVA of synchronous condensers by 2030.
ITEM 5: AVOIDED COSTS OF DSM NS Power will update avoided costs of DSM based on the evergreen IRP in collaboration with the DSMAG, targeting completion before the end of 2023.
AI summary NS Power plans to update the avoided costs of Demand Side Management (DSM) in collaboration with the DSMAG, aiming to complete the update before the end of 2023, based on the evergreen Integrated Resource Plan (IRP).
ITEM 6: ELECTRIFICATION & LOAD GROWTH Continue to monitor electrification and load growth in Nova Scotia relative to the 2022 and 2023 Load Forecast reports which incorporate electrification impacts. Also, monitor for the addition of large...
AI summary The document suggests continuing to monitor electrification and load growth in Nova Scotia in relation to the 2022 and 2023 Load Forecast reports, which include electrification impacts, and to watch for the addition of large industrial customers that may affect resource requirements.
ITEM 7: EVERGREEN IRP Refine the Action Plan and Roadmap items via an evergreen IRP process. This process should facilitate annual updates as conditions change and technology or market options develop, and as Action Plan items are complete...
AI summary The document outlines an evergreen Integrated Resource Plan (IRP) process for NS Power, emphasizing annual updates to the Action Plan and Roadmap as conditions, technologies, and market options evolve. Stakeholder feedback will be incorporated during the update process.
ITEM 8: EMERGING TECHNOLOGIES Monitor developments in technology/enabling policy for emerging resources including, but not limited to, SMRs, geothermal, hydrogen combustion turbines, and long duration storage. Significant changes in cost o...
AI summary The document highlights the need to monitor emerging technologies and enabling policies for resources such as small modular reactors, geothermal, hydrogen combustion turbines, and long-duration storage. It notes that significant changes in cost or availability relative to IRP assumptions may necessitate specific analysis.
GLOSSARY The modeling scenarios and their descriptions can be accessed here. For additional definitions, please see the following glossary of terms. - Reliability Tie : a second 345 kV AC transmission line between Onslow NS and Salisbury N...
AI summary The glossary defines key terms related to electricity transmission and generation, including the Reliability Tie, Atlantic Loop, Variable Renewable Energy, and others. It also references the Modified Mid DSM (MDSM) plan from the 2020 Integrated Resource Plan (IRP).
ACCOUNT 361 STRUCTURES AND IMPROVEMENTS YEAR (1) ORIGINAL COST (2) ACCRUED (3) CALCULATED ALLOC. BOOK FUT. BOOK RESERVE (4) ACCRUALS (5) REM. LIFE (6) ANNUAL ACCRUAL (7) SURVIVOR CURVE IOWA 50-R2.5 NET SALVAGE PERCENT5
AI summary The text presents a table under 'Account 361 Structures and Improvements' with columns for year, original cost, accrued amounts, calculated allocation, reserve, accruals, and remaining life. The table includes a row labeled 'SURVIVOR CURVE IOWA 50-R2.5 NET SALVAGE PERCENT5', suggesting an asset or structure related to infrastructure planning or asset management.
- d Amounts shown are for vintages outside of the amortization period for each account. These amounts should be retired with the adoption of amortization accounting. 1 Request IR-19: 16 • Annual Capital Expenditure (ACE) Plan – NS Power's...
AI summary The text outlines several regulatory submissions by NS Power, including the Annual Capital Expenditure (ACE) Plan, Ten-Year System Outlook (10YSO), and Integrated Resource Plan (IRP), all submitted to the Nova Scotia Utility and Review Board (NSUARB). These documents detail capital investments, reliability planning, and system forecasts.
3 Nova Scotia Power Asset Management Framework NS Power's Asset Management Framework encompasses all elements of its Asset Management approach, including tools, people, and processes. It provides a structure whereby asset "mission" (what i...
AI summary NS Power's Asset Management Framework includes tools, people, processes, and integration with enterprise-wide initiatives such as climate change planning, load growth, renewable integration, and demand-side management. It is aligned with ISO 55000 and the IAM model, with the EAM division leading these efforts.
3.2.1 The System Planning & Grid Integration Division The System Planning & Grid Integration division (hereafter referred to as the System Planning team) coordinates and executes mid- and long-term system modelling. These models inform the...
AI summary The System Planning & Grid Integration Division is responsible for mid- and long-term system modelling, including the 10-year System Outlook and Integrated Resource Plan. It coordinates with stakeholders and considers factors like demand-side management and environmental limitations. The team also performs near-term planning studies and collaborates with EAM functions to ensure asset capabilities are considered.
4.1 Balanced Scorecard Along with Environmental, Safety, People, and Financial objectives, NS Power includes an Asset Management line on its annual internal Balanced Scorecard (BSC). These goals often include targets for common electric ut...
AI summary NS Power includes an Asset Management line on its annual internal Balanced Scorecard, alongside Environmental, Safety, People, and Financial objectives. Performance metrics such as DAFOR, CAIDI, and SAIDI are used as targets, along with strategic initiatives from climate adaptation and integrated resource plans.
4.2 Roadmap Objectives NS Power has also defined Asset Management near-term "Roadmap" objectives which are targeted at the further formalization and improvement of its Asset Management System. NS Power is targeting completion of these obje...
AI summary NS Power has outlined near-term Roadmap objectives for its Asset Management System, aiming for completion by 2027. The organization anticipates significant internal changes in the coming years, which will influence the long-term Asset Management roadmap objectives.
11 Looking Ahead This SAMP is informed by through organization objectives as well as strategic undertakings such as the IRP and 10YSO, though much remains uncertain in the coming years. The transition to cleaner energy and integration of r...
AI summary The SAMP is shaped by strategic initiatives like the IRP and 10YSO, with a focus on transitioning to cleaner energy and integrating renewables. Challenges include aging infrastructure, environmental constraints, and emerging technologies like AI and SmartGrid. The future of Nova Scotia's electricity system is marked by change and opportunity.
Mapping of ISO 55000 to NSP Asset Management System Elements IAM 6-Box Conceptual AM Model NSPI Reference Associated Processes / Systems ISO 55001:2024 ISO 55000 Sections (Fig.4 in SAMP) AM System Component(s) (as applicable) Section 4 - C...
AI summary This document maps elements of the ISO 55000 standard to the Nova Scotia Power (NSP) Asset Management System, highlighting components such as the Strategic Asset Management Plan (SAMP), Integrated Resource Plan (IRP), and various processes and systems involved in asset management.
N-27NSPI (NSEB) RIR 1-152 - Redacted (settlement agreement attached at IR-1)
68 passages
Appendix "A" GRA Element Settlement Terms 357.00 358.00 359.00 UNDERGROUND CONDUIT UNDERGROUND CONDUCTORS AND DEVICES ROADS, TRAILS AND BRIDGES 65 - S3 45 - S3 60 - S3 0 (10) 0 1,736,139 7,345,546 344,183 611,263 853,459 110,123 1,124,876...
AI summary The document provides a detailed breakdown of settlement terms for various infrastructure elements including underground conduit, transmission plant, distribution plant, and station equipment, with associated costs, revenues, and percentages. This data is presented in a tabular format for clarity and reference.
Weather Risk A Material Adverse Effect may arise from weather seasonal variations impacting energy consumption, as well as severe weather events, changing air temperatures, wildfires and other severe weather conditions that are expected to...
AI summary The text discusses the risks posed by weather variations and severe weather events to Nova Scotia Power Inc. (NSPI), including impacts on energy consumption, infrastructure damage, service outages, and potential financial losses. These risks are exacerbated by climate change and may lead to a Material Adverse Effect if not mitigated through insurance or regulatory processes.
Information Technology Risk NSPI relies on various information technology systems to manage operations, including increasing reliance on IT solutions operated by third parties, such as software as a service and third party cloud hosting. T...
AI summary NSPI depends on third-party IT systems, increasing risks such as system impairment, internal control disruption, and high capital investment. Its digital transformation strategy is driving increased IT investment, which brings project risks related to implementation.
ieve the goals. Collectively, the 2030 Clean Power Plan and NS Power's IRP Action Plan - 24 and Roadmap outline various investments and actions required in meeting the 2030 - 25 Decarbonization Goals. - 27 In 2024, following recommendation...
AI summary The text discusses the 2030 Clean Power Plan and NS Power's IRP Action Plan, outlining investments and actions required to meet decarbonization goals. In 2024, the Provincial government announced the creation of a new Independent Electricity System Operator in Nova Scotia following recommendations by the Clean Electricity Solutions Task Force.
- 29 Scotia (NSIESO) and a stand-alone energy regulator, called the Nova Scotia Energy Board. The 1 creation of these two new entities changes the electricity planning landscape in Nova Scotia 2 including several changes to the Project Acc...
AI summary The creation of the Nova Scotia Independent Electricity System Operator (NSIESO) and the Nova Scotia Energy Board is changing the electricity planning landscape in Nova Scotia. The NSIESO will be responsible for procuring future Battery Storage, Fast-Acting Generation, and renewable energy projects, with updates to the 2030 Clean Power Plan and 10 Year System Outlook (10YSO) report submitted to the NSUARB.
Figure 1 – 2030 Clean Power Plan Resources Nameplate Capacity (MW) Initial Anticipated COD (Year) Updated Anticipated COD (Year) Wind & Solar Resources (10) (1001) Rate Base Procurement 306 2025 2025-2026 Green Choice Program 416 2028 2028...
AI summary Figure 1 outlines the 2030 Clean Power Plan Resources, including wind and solar capacity, energy storage, fuel conversions, and load management initiatives. It provides details on various projects, their anticipated completion dates, and total capacities for renewable energy, storage, and generation resources.
- 3 2 2026 was listed as the first year for community solar generation additions in the 2024 10 Year System - 4 Outlook. This has been revised in this document to recognize the New Dawn project coming online in 2025. - 5 As detailed in Sec...
AI summary The document revises the timeline for community solar generation additions, moving the first year from 2026 to 2025 due to the New Dawn project. Additional battery capacity additions are expected to be determined by the NSIESO, with the next projects under the program not expected until 2026.
- 9 determined by the NSIESO 1 These resource additions form a comprehensive strategy that allows for flexibility to accommodate 2 future uncertainties. Through the ongoing Evergreen IRP Action Plan & Roadmap items, NS 3 Power is closely m...
AI summary The document outlines NS Power's 2024 Path to 2030 report, which includes the 2030 Decarbonization Goals, the Province of Nova Scotia's 2030 Clean Power Plan, the creation of the NSIESO, and the Resource Development Plan elements necessary to achieve these goals. It also includes the IRP Action Plan and Roadmap Items supporting the 2030 Decarbonization Goals.
DATE FILED: December 9, 2024 Page 10 of 54 1 3.0 2030 DECARBONIZATION GOALS 2 3 NS Power's 2030 decarbonization goals are mandated under several legislative and regulatory 4 frameworks. Although there are many environmental regulations tha...
AI summary NS Power is required to meet 2030 decarbonization goals, including an 80% renewable electricity sales target and phasing out coal-fired generation by 2030, as mandated by provincial and federal regulations. These goals are incorporated into the Evergreen Integrated Resource Plan and the 2030 Clean Power Plan. NS Power is also considering proposed Clean Electricity Regulations to achieve net-zero emissions by 2050.
through their stakeholder engagement process. As part of this engagement, the Federal & lt;sup>2 S.N.S. 2021, c. 20. & lt;sup>3 Reduction of Carbon Dioxide Emissions from Coal-fired Generation of Electricity Regulations (justice.gc.ca) (SO...
AI summary The Federal Government and the Government of Nova Scotia have reached a common understanding regarding the Clean Electricity Regulation (CER), which will provide flexibility for system growth and decarbonization while ensuring reliability. NS Power incorporated an earlier draft of the CER into its 2022-2023 Evergreen IRP modeling and will continue monitoring developments until the final release of the CER in Canada Gazette 2.
Figure 3 – RBP Project GIP Status SIS PART 1 SIS PART 2 FACILITY STUDY GIA COD IR 673 Benjamins Mill Complete Complete Complete Executed Oct 15, 2025 IR 669 Higgins Mountain Complete Complete Complete Executed Jan 26, 2026 IR 668 Weavers M...
AI summary Figure 3 outlines the status of the RBP Project GIP (Governance and Implementation Plan) for various initiatives, including the completion status of SIS Part 1, SIS Part 2, Facility Study, GIA (Governance and Implementation Agreement), and COD (Commissioning Date) for different locations such as Mill, Mountain, and Wedgeport.
10 6.1.7 Additional Renewable Energy Procurements 5 9 11 17 25 - 12 The projects and programs identified above total approximately 1000 MW of new wind generation - 13 and over 100 MW of new solar generation (depending on program uptake) be...
AI summary The document outlines additional renewable energy procurements beyond current projects, aiming for 1000 MW of new wind and over 100 MW of new solar generation by 2030. These efforts align with the Nova Scotia 2030 Clean Power Plan and will be managed by the NSIESO, with NRR and Coho handling ongoing procurements.
DATE FILED: December 9, 2024 Page 27 of 54 1 6.2 Battery Storage & Renewable Integration Resources 2 3 The 2030 Clean Power Plan calls for deployments of grid-scale storage in Nova Scotia. In 2024 4 150 MW of 4-hour storage capacity was ap...
AI summary The text discusses the approval and progress of the NS Power Battery Storage Project (ECEI) in Nova Scotia, including the approval of capital costs, construction activities, and commissioning dates for the battery storage sites. It also mentions the 2030 Clean Power Plan and future storage capacity additions.
DATE FILED: December 9, 2024 Page 31 of 54 1 Developed a procurement approach for the synchronous condenser equipment. 2 Initiated substation design activities to accommodate the synchronous condensers. 3 4 This project has been included i...
AI summary The document outlines progress on two key projects: the procurement of synchronous condensers and the development of the Reliability Tie transmission line. Both projects are part of broader efforts to enhance grid reliability and integrate renewable energy, aligning with the 2030 Clean Power Plan.
1 work related to land easements and rights of way for the New Brunswick portion of the 2 line in late 2024. 3 4 Key preliminary engineering activities continue on the Project and NS Power anticipates bringing 5 forward a capital applicati...
AI summary The text discusses ongoing work related to land easements and rights of way for the New Brunswick portion of a project, with key engineering activities continuing and a capital application anticipated in Q1 2025. Stage 2 of the 2030 Clean Power Plan includes transmission upgrades and regional integration efforts, such as the conversion of a 230 kV line to 345 kV and additional transformation capacity in Nova Scotia.
DATE FILED: December 9, 2024 Page 34 of 54 1 6.4 Fast-Acting Generation 2 3 The 2030 Clean Power Plan identifies a need for up to 600 MW of new fast-acting generation by 4 2030. The need for new fast-acting generation capacity was also con...
AI summary The 2030 Clean Power Plan and Evergreen IRP highlight the need for 600 MW of new fast-acting generation by 2030. NS Power has been developing the project but the NSIESO will now be responsible for procurement, including the first 300 MW. The plan also includes alternate fuel operations at four existing thermal units.
10 6.6 Coal Generation Phase-Out 11 - 12 The significant addition of new resources described above is designed to both enable coal phase- - 13 out and support the forecast of continued load growth on the system. In parallel with these reso...
AI summary The document discusses the phase-out of coal generation in Nova Scotia, noting that new resources are being added to support load growth and ensure reliability. The retirement dates for coal units have been adjusted based on updated demand forecasts and the timing of new generation additions.
- 4 The dates provided above will continue to be evaluated as the timing of new resources, forecast - 5 for demand growth, and policy factors continue to change in the future. Updates will continue to - 6 be provided in the annual 10-Year...
AI summary The text discusses ongoing evaluation of dates related to resource planning and demand growth, with updates to be provided in the annual 10-Year System Outlook report. It also mentions retaining existing thermal units in cold reserve to support new capacity additions and maintain system reliability.
- 11 assessed as plans for new resources are progressed. 1 7.0 ADDITIONAL IRP ACTION PLAN AND ROADMAP ITEMS 2
AI summary The text references an additional Integrated Resource Plan (IRP) action plan and roadmap items, indicating ongoing efforts to assess and progress plans for new resources.
7 7.2 Hybrid Peak / Load Management / Demand Response 8 9 As a component of NS Power's development of its electrification strategy report, it worked with 10 its consultant Energy and Environmental Economics (E3) to prepare load and system...
AI summary NS Power is developing a hybrid peak load management program involving mini-split heat pumps and existing backup heating sources to reduce system peak load requirements. The program is part of the Evergreen Integrated Resource Plan and was discussed in the 2023 Load Forecast Report. NS Power plans to participate in a study to assess the cost impacts of the program.
28 22 The Economics of Electrification in Nova Scotia (nspower.ca) 1 In the first half of 2024, NS Power met with NRR on their approach to a Hybrid Peak study as part 20 November 27, 2024, beginning with an online session covering the Year...
AI summary NS Power met with NRR on a Hybrid Peak study approach and conducted demand response events through E1's programs. The 2023/24 season saw participation in the Smart Synergy and Eco Shift programs, with recruitment ongoing for the 2024/25 season. NS Power also completed the Smart Grid Nova Scotia project and submitted a final report to the NSUARB.
DATE FILED: December 9, 2024 Page 45 of 54 1 8.0 PROJECT ACCOUNTABILITIES, COORDINATION, AND RISK 2 MANAGEMENT 3 4 NS Power believes that the Nova Scotia 2030 Clean Power Plan is a comprehensive and 5 appropriate clean energy transition pl...
AI summary NS Power supports the Nova Scotia 2030 Clean Power Plan, which it describes as comprehensive and based on stakeholder engagement. The plan outlines roles for the NS Government and NS Power in meeting renewable energy targets, with the NSIESO taking on responsibility for future battery storage and fast-acting generation projects.
1 Figure 8 – Project Accountabilities Matrix 2030 Projects Accountability NS Power Key Action Items NS Government Key Action Items Partner Key Action Items Resources through IPP based on compliance renewable detailed system with NS project...
AI summary The document outlines project accountabilities for 2030 initiatives, focusing on resource procurement, load management, and reliability tie projects. Key stakeholders include Nova Scotia Power, the NS Government, and partners such as E1 and NB Power, with specific action items and responsibilities identified.
6. Evolving Policy Landscape - 2024 Trend: Reduced Risk - As the development of the Clean Electricity Regulations progressed in 2024, clarity on what the final regulation will look like improved, and on September 16, 2024, the Federal Gove...
AI summary In 2024, the Clean Electricity Regulations (CER) achieved a common understanding between the Federal Government and Nova Scotia, providing flexibility for system growth and decarbonization while ensuring reliability. Policy changes, including NERC and NPCC criteria, electrification policies, and others, will influence system planning through 2030. NS Power will adjust its IRP Roadmap accordingly.
9 SAIDI 2019 2020 2021 2022 2023 2024 28 of the extensive collaboration with customer representatives which was undertaken in advance of 29 this filing and which led to the Settlement Agreement which underpins this GRA. 1 Request IR-10: 2...
AI summary The text includes a request and response regarding residential disconnection numbers and a request for clarification on NS Power's pace of energy transition. It references the GRA Direct Evidence and the ScottMadden Report, highlighting discussions around reliability, system strength, and customer support.
NON-CONFIDENTIAL 1 (e) Starting in 2021, the Climate Adaptation Leadership Program (CALP) was originally 13 cost of system improvements and combinations thereof? (rather than just 14 incorporating the increased risk into the risk assessmen...
AI summary The Climate Adaptation Leadership Program (CALP) was initiated in 2021, and the text raises questions about whether climate impacts have been incorporated into risk assessments and cost modeling. NS Power's response outlines a Five-Year Reliability Plan (2025–2029) with significant investments aimed at improving grid reliability and resilience.
TABLE OF FIGURES Figure 1: Forecast Investment by Reliability Program 2025-2029 ($ million) 5 Figure 2: Contribution to CHI by Outage Cause 2019-2023 (Including all Storms) 9 Figure 3: Highest Priority Distribution Feeders in 2025 12 Figur...
AI summary The document presents a table of figures outlining various investment and infrastructure projects related to grid reliability and vegetation management in Nova Scotia from 2025 to 2029. These figures include investments in distribution feeders, transmission corridors, and vegetation management strategies.
1 1.0 INTRODUCTION 2 3 NS Power's top priority is delivering safe, affordable, and reliable electricity every day to power 4 customers' homes, businesses, and communities. The Company is committed to improving the 5 reliability and resilie...
AI summary NS Power outlines its Five-Year Reliability Plan, which includes $1.3 billion in investments aimed at improving the reliability and resiliency of the power grid through storm hardening, equipment upgrades, and grid modernization. The plan responds to the NSEB's directive following the 2023 Annual Performance Standards decision (M11624), and includes specific actions and timing to improve service and track progress.
Five-Year Reliability Plan – 2025-2029 NON-CONFIDENTIAL 2026-2027 GRA NSEB IR-20 Attachment 1 Page 5 of 40 - 1 A synopsis of what is causing the reliability challenges, - 2 A detailed plan with targeted reliability investments to mitigate...
AI summary NS Power outlines a Five-Year Reliability Plan for 2025-2029, allocating $1.3 billion to enhance grid reliability and resilience against weather events. This represents a 12% increase in investment compared to the previous five-year period (2019-2023).
14 Figure 1: Forecast Investment by Reliability Program 2025-2029 ($ million) Reliability Program 2025 2026 2027 2028 2029 Total Plan Storm Hardening - Targeted Equipment Replacement and Upgrades 152.4 181.1 198.7 192.4 191.8 916.4 Storm H...
AI summary The document presents a forecast of investment in reliability programs from 2025 to 2029, focusing on storm hardening, vegetation management, and advanced grid modernization. The total projected investment across these programs is $1,259.3 million.
6 13 15 17 20 18 The reliability and resilience investments included in this Plan are aimed at achieving the following 19 two overarching goals: DATE FILED: December 20, 2024 Page 5 of 40
AI summary The document outlines reliability and resilience investments aimed at achieving two overarching goals, as part of a plan filed on December 20, 2024.
13 Figure 2: Contribution to CHI by Outage Cause 2019-2023 (Including all Storms) 14 \ These cause codes have been adjusted from the original Electricity Canada methodology as discussed above to illustrate the 15 additional contribution fr...
AI summary Figure 2 illustrates the contribution to customer hours of interruption (CHI) by outage cause from 2019 to 2023, including all storms. The cause codes have been adjusted from the original Electricity Canada methodology to account for additional contributions from tree contacts within adverse weather. The plan aims to align with this analysis and allocate investment to address the impacts of tree contacts and adverse weather on the power system.
1 3.0 RELIABILITY PROGRAMS 2 3 Nova Scotia Power's Five-Year Reliability Plan includes three key reliability programs that 4 address tree contacts and adverse weather (the primary causes of outages as outlined in the 5 previous section), a...
AI summary Nova Scotia Power's Five-Year Reliability Plan includes three key programs: Storm Hardening - Vegetation Management, Storm Hardening - Targeted Equipment Replacements and Upgrades, and Advanced Grid Modernization. These programs aim to reduce outages caused by tree contacts, adverse weather, and aging infrastructure, while improving system reliability and integrating renewable energy.
Five-Year Reliability Plan – 2025-2029 NON-CONFIDENTIAL 2026-2027 GRA NSEB IR-20 Attachment 1 Page 11 of 40 - 1 performance is one of the variables that determines the overall reliability risk and guides where - 2 investments need to be pr...
AI summary The Five-Year Reliability Plan for 2025-2029 outlines performance as a key variable for determining reliability risk and guiding investment priorities. As of the filing date, specific feeders are identified as priority areas for investment in 2025.
4.0 STORM HARDENING – VEGETATION MANAGEMENT 2025-2029 Forecast Investment: $265.0 million Estimated Performance Standards SAIDI Reduction: 0.70 to 1.25 hours 6 The Storm Hardening - Vegetation Management Program is designed to proactively...
AI summary The Storm Hardening - Vegetation Management Program aims to reduce tree contact with power lines, which is the primary cause of outages. The program involves widening distribution and transmission corridors, establishing new rights-of-way, and trimming/removing trees near power lines to improve system reliability and reduce power interruptions.
13 4.1 Distribution Corridor Widening with Managed Rights-of-Way (ROW) 14
AI summary The section discusses the expansion of distribution corridors with managed rights-of-way (ROW), focusing on infrastructure planning and grid modernization to enhance system reliability and accommodate future energy demands.
15 2025-2029 Forecast Investment: $66 million 16 - 17 This program will expand the width of distribution corridors that currently have a managed right- - 18 of-way to reduce tree encroachment risks and enhance clearance standards. Over the...
AI summary NS Power plans to invest $66 million from 2025 to 2029 to widen distribution corridors, reducing tree encroachment risks and enhancing clearance standards. The work will focus on 40 communities and prioritize feeders with the poorest performance based on historical outage data and weather analysis.
Five-Year Reliability Plan – 2025-2029 NON-CONFIDENTIAL 2026-2027 GRA NSEB IR-20 Attachment 1 Page 20 of 40 1 Right-of-way widening in these areas will continue to improve the transmission system's ability 2 to withstand significant weathe...
AI summary The document discusses NS Power's plan to widen and establish new rights-of-way (ROW) to improve the transmission system's resilience against weather events. The 2025-2029 forecast investment for this program is $86 million, targeting distribution feeders where traditional vegetation management has limited effectiveness.
1 Figure 8: New Rights-of-Way for Distribution Feeders 2 3
AI summary The document presents Figure 8, which illustrates new Rights-of-Way for Distribution Feeders. The figure is referenced in the context of infrastructure planning and grid modernization, though no further details or analysis are provided in the text.
6 2025-2029 Forecast Investment: $98 million 7 8 Trimming and/or removal of trees from around existing power lines is included under this portion 9 of the Storm Hardening – Vegetation Management program. The work completed to trim and 10 r...
AI summary The 2025-2029 forecast investment of $98 million includes trimming and removal of trees around power lines as part of the Storm Hardening – Vegetation Management program. The work is prioritized based on vegetation growth cycles and tree canopies in urban areas, with satellite imagery enhancing future planning.
Five-Year Reliability Plan – 2025-2029 NON-CONFIDENTIAL 2026-2027 GRA NSEB IR-20 Attachment 1 Page 22 of 40 - 1 imagery data is being integrated into the work planning and prioritization process for 2025, and - 2 NS Power's current plan is...
AI summary The document outlines NS Power's plan to integrate imagery data into work planning for 2025 and to trim and remove trees on approximately 3,200 spans (177 km) of existing power lines in 2025 as part of the Five-Year Reliability Plan for 2025-2029.
1 5.0 STORM HARDENING – TARGETED EQUIPMENT REPLACEMENTS AND 2 UPGRADES 3 4 2024-2029 Forecast Investment: $916 million 5 Forecasted Performance Standards SAIDI Reduction: 0.13 to 0.24 hours 6 7 NS Power's Storm Hardening - Targeted Equipme...
AI summary NS Power's Storm Hardening Program aims to improve the reliability and resilience of the power system through targeted equipment replacements and upgrades, with a forecast investment of $916 million from 2024 to 2029. The program focuses on distribution, transmission, and substation upgrades to reduce unplanned outages and adapt to worsening weather conditions.
Five-Year Reliability Plan – 2025-2029 NON-CONFIDENTIAL 2026-2027 GRA NSEB IR-20 Attachment 1 Page 24 of 40 1 In 2025, $9.2 million is planned to be invested to modernize and replace aging or obsolete 2 equipment such as hydraulic recloser...
AI summary In 2025, NS Power plans to invest $9.2 million to modernize and replace aging equipment, including hydraulic reclosers, PCB-containing devices, and transformers, to improve reliability and environmental compliance. The program also includes the installation of new protective devices such as reclosers to enhance grid resilience.
Five-Year Reliability Plan – 2025-2029 NON-CONFIDENTIAL 2026-2027 GRA NSEB IR-20 Attachment 1 Page 26 of 40 1 54 poles and 10.8 kilometers of primary and neutral conductor, enhancing capacity and 2 reliability in this rapidly expanding are...
AI summary NS Power is implementing infrastructure upgrades, including new poles, conductor installations, and substation feeders, to enhance capacity and reliability in growing areas. Updates to overhead distribution design standards and coastal framing standards are being introduced to improve resilience against severe weather conditions.
1 5.1.1 Distribution System Build-to-Roadside Program 2 3 2025-2029 Forecast Investment: $12 million 4 - 5 The purpose of this program is to bring distribution lines closer to the roadside (re-routing them - 6 from off-road areas where the...
AI summary The Distribution System Build-to-Roadside Program aims to relocate distribution lines closer to roadways to reduce tree contact risks and improve access for maintenance. An estimated $12 million is forecasted for investment between 2025 and 2029, with eight kilometers of line expected to be re-built in 2025.
16 Figure 11: 2025 Bring-to-Roadside Projects Feeder Project Name Description 100C-421 Havre Boucher Rebuild Bringing 1.4 km of three phase line from cross country to roadside. 85S-401 Parks Canada Halfway Brook to Neils Harbour Bringing 0...
AI summary The document outlines several Bring-to-Roadside Projects planned for 2025, including line reconstructions and upgrades across various locations in Nova Scotia. These projects involve bringing power lines from cross-country or remote areas to roadside, with some projects involving collaboration with external entities like Parks Canada.
2 2025-2029 Forecast Investment: $26 million 3 - 4 The Distribution Conductor Upgrades program focuses on the proactive replacement and - 5 modernization of aging infrastructure to reduce the risk of outages and improve reliability and - 6...
AI summary The 2025-2029 forecast investment is $26 million, allocated to the Distribution Conductor Upgrades program. This initiative involves the proactive replacement and modernization of aging infrastructure to reduce outage risks and improve reliability and resilience of the distribution system. In 2025, approximately 39 kilometers of distribution line are expected to be reconductored.
12 Figure 12: 2025 Conductor Upgrades by Region Region Feeders to be Reconductored km Reconductored Cape Breton 2 5.4 West 5 9.7 Metro 18 10.6 Northeast 7 12.8 13 14
AI summary Figure 12 outlines the 2025 conductor upgrades by region, detailing the number of feeders and kilometers to be reconduited in Cape Breton, West, Metro, and Northeast regions.
17 2024-2029 Forecast Investment: $37 million 18 - 19 Another focus area of the Distribution System Equipment Upgrades and Replacements Program - 20 is distribution underground upgrades, supported by $6.2 million investment in 2025. This i...
AI summary The Distribution System Equipment Upgrades and Replacements Program focuses on underground upgrades, with a $6.2 million investment in 2025 to replace aging infrastructure and enhance resilience.
Five-Year Reliability Plan – 2025-2029 NON-CONFIDENTIAL 2026-2027 GRA NSEB IR-20 Attachment 1 Page 29 of 40 - 1 will begin on the replacement of approximately 800 meters of primary underground cable on 1H- - 2 403 in downtown Halifax that...
AI summary The document outlines infrastructure upgrades in downtown Halifax, including the replacement of 800 meters of primary underground cable and 50 pad-mount transformers as part of an underground upgrades program.
8 2025-2029 Forecast Investment: $196 million 9 - 10 In 2025, a targeted transmission investment of $33 million will fund a range of initiatives aimed 11 at improving reliability and making the transmission system more resilient. These ini...
AI summary The 2025-2029 forecast investment of $196 million includes a $33 million transmission investment in 2025 to improve reliability and resilience, with funds allocated for infrastructure upgrades, site-specific projects, and maintenance programs. Details are outlined in the 2025 ACE Plan.
20 5.3 Substation Upgrades and Replacements 21 22 2025-2029 Forecast Investment: $233 million 23 - 24 This program supports a range of initiatives to replace existing substation assets such as - 25 transformers, breakers and switches. Addi...
AI summary The document outlines a $233 million investment plan for substation upgrades and replacements between 2025 and 2029, including the replacement of transformers in Nictaux, Springhill, Mahone Bay, and Dartmouth, as well as enhancements at the Middlefield substation.
Five-Year Reliability Plan – 2025-2029 NON-CONFIDENTIAL 2026-2027 GRA NSEB IR-20 Attachment 1 Page 30 of 40 1 reliability by enabling the ability to isolate faults to a specific area, reducing outage impacts and 2 enabling faster restorati...
AI summary The document outlines infrastructure investments to enhance grid reliability, including the purchase of a spare substation transformer and the construction of new substations in several locations across the province. These investments aim to improve system capacity, support increased demand, and strengthen grid resilience.
1 6.0 ADVANCED GRID MODERNIZATION PROGRAMS 2 - 3 2025-2029 Forecast Investment: $78 million - 4 Forecasted Performance Standards SAIDI Reduction: 0.06 to 0.11 hours 5 - 6 In addition to the grid modernization that is becoming inherent in s...
AI summary NS Power plans to invest $78 million from 2025 to 2029 in advanced grid modernization programs, aiming to reduce SAIDI by 0.06 to 0.11 hours. The initiative includes real-time monitoring, automation, and enhanced control over DERs to improve outage detection, recovery times, and grid stability.
13 Figure 14: Downline Reclosers Planned for 2025-2026 Downline Connectivity Region Area / Community Feeder / Substation (part of) West Three Mile Plains 79V-401 Metro Musquodoboit Harbour 87H-313 87H-313 Northeast Dickie Brook 24C-442 Nor...
AI summary Figure 14 outlines the planned installation of downline reclosers in various regions of Nova Scotia from 2025 to 2026, including specific communities and feeder/substation details for each location.
1 7.0 CONCLUSION 2 3 This Plan demonstrates NS Power's commitment to delivering reliable and resilient electrical 4 service to customers. By investing in infrastructure hardening, grid modernization, vegetation 5 management, and leveraging...
AI summary NS Power's Plan emphasizes its commitment to enhancing grid reliability and resilience through infrastructure improvements and technology. The Plan acknowledges external factors that may affect its implementation and outlines a commitment to update the Plan in future ACE Plans as directed by the Board in M11692.
Five-Year Reliability Plan – 2025-2029 NON-CONFIDENTIAL 2026-2027 GRA NSEB IR-20 Attachment 1 Page 37 of 40 - 1 NS Power is committed to proactively communicating progress on reliability improvements and - 2 any adjustments to our strategi...
AI summary NS Power is committed to transparent communication about reliability improvements and exploring partnerships for resilience investments, including undergrounding. The company hopes the Five-Year Reliability Plan and related regulatory process will engage stakeholders on grid reliability, resilience to climate change, and balancing performance with costs.
4 (a) Please find a version of Figure 3 from the 2024 Load Forecast, modified to reflect the 5 updated forecast used for the 2026-2027 GRA, below: Year NSR (GWh) Growth (%) System Peak (MW) Growth (%) 2014 11,037 -1.4 2,118 4.2 2015 11,099...
AI summary The text presents a modified version of Figure 3 from the 2024 Load Forecast, updated to reflect the 5 updated forecast used for the 2026-2027 GRA. It includes tables with data on Net System Requirement (NSR) and System Peak (MW) from 2014 to 2034, showing growth percentages for each year.
11 NSR (GWh) System Peak (MW) Year GRA Load 2025 Load Change GRA Load 2025 Load Change Forecast Forecast (%) Forecast Forecast (%) 2026F 11,378 11,403 0.2 2,418 2,408 -0.4 2027F 11,289 11,193 -0.9 2,429 2,423 -0.2 12
AI summary The text provides a table comparing forecasted NSR (GWh) and system peak (MW) values for 2026 and 2027 under GRA (Grid Reliability Assessment) and 2025 load forecasts, indicating minimal changes in both energy consumption and peak demand.
4 RTR sales have decreased by 102 GWh for 2026 and have increased by 175 GWh for 2027 5 between the 2024 and 2025 Load Forecasts, increasing net system requirement for 2026 6 and decreasing net system requirement for 2027 and beyond. 7 8 (...
AI summary RTR sales have decreased by 102 GWh for 2026 and increased by 175 GWh for 2027 compared to the 2024 and 2025 Load Forecasts, affecting net system requirements for those years.
8 2024 GRA Compliance ($) 954,361 912,796 50,000 1,917,158 \ The Tufts Cove Wharf / Buoy Chain Inspection and Maintenance Costs were forecast as part of scheduled plant maintenance OMG in the 2024 GRA Compliance Forecast and is not separat...
AI summary The 2024 GRA Compliance costs include various line items totaling $1,917,158. The Tufts Cove Wharf / Buoy Chain Inspection and Maintenance Costs are estimated based on historical data and are part of scheduled plant maintenance OMG.
Note 3- Increase is due to system growth and increase in customer-requested work. The 2024 1 2 3 Compliance forecast expected lower staffing levels due to the closure of two generating units at the time of the 2023-2024 GRA. 4 5 Note 4- Pl...
AI summary The increase in staffing levels is attributed to system growth, customer-requested work, and increased regulatory requirements. Notes also mention the closure of generating units, retention of thermal units for system capacity, aging wind assets, and reorganization of NS Power's departmental structure.
2026-2027 GRA NSEB IR-46 Attachment 1 has been filed electronically. 1 Request IR-47: 2 3 Reference: Exhibit N-3 GRA Direct Evidence, Section 1.5.6 NSEISO Transition, p.75, 4 Exhibit N-6 Appendix 7A 5 (a) Please provide a breakdown of the...
AI summary The document references a request for a breakdown of costs removed from NS Power's revenue requirement due to the transition of responsibilities to the Nova Scotia Independent Energy System Operator, as well as an inquiry about the likelihood of transition phases occurring on specified dates.
NON-CONFIDENTIAL built for developing the new pole class standard, resulting in stronger poles as the standard for Nova Scotia. In addition to increasing the size and strength of wood poles, Nova Scotia Power has increased the usage of cla...
AI summary Nova Scotia Power has upgraded wood pole standards and increased the use of clamp top insulators to improve infrastructure resilience, particularly in high-wind areas like Cheticamp and the Cabot Trail, which have shown greater durability in extreme weather conditions.
CI # Project Name Remaining NBV Jan. 1, 2026 45066-T802 Upgrade L6511 and L7019 (T802) $2,071,215 43678-T800 Separate L8004/L7005 (T800) $16,686,562 45067-T801 67N Onslow 345 KV Node Swap (T801) $2,472,071 43324-T782 L6513 Rebuild/upgrade...
AI summary The document presents a table listing several projects with their corresponding CI numbers, project names, and remaining NBV as of January 1, 2026. The total remaining NBV for all projects is reported as $34,782,895.
2026-2027 GRA NSEB IR-117 Attachment 1 has been filed electronically. 1 Request IR-118: 2 3 Reference: Exhibit N-8, Appendix 10A, Cost of Capital Report, page 68 of 87 4 5 Page 68 references a December 2024 economic forecast by TD Economic...
AI summary The document discusses the submission of a request (IR-118) regarding economic forecasts and capital projects in Nova Scotia. It questions whether recent economic forecasts and government investments have changed expectations about the province's macroeconomic situation and business investment. The response indicates that the September 2025 economic forecast from TD Economics does not significantly alter the near-term outlook.
In contrast, the 'avoided cost of capacity' is part of a series of avoided costs[1](#page-154-0) used to support Demand Side Management (DSM) programming. The foundation of the avoided cost modelling exercise is the most recent Integrated...
AI summary The text discusses the concept of 'avoided cost of capacity' within Demand Side Management (DSM) programming, which is based on the most recent Integrated Resource Plan (IRP) model. It explains that this cost reflects broader planning assumptions and includes various DSM measures assessed using PLEXOS. The avoided cost of DSM series also includes energy, transmission and distribution, and carbon costs, developed by EfficiencyOne.
M12273 – NS Power, Cybersecurity Incident Monthly Update 2, page 3. October 1, 2025. 1 associated expenditures in its revenue requirement. As provided in part (c), NS Power's 24 the jurisdictional review in its 2017 AMI Application. NS Pow...
AI summary NS Power is updating the Board on its cybersecurity incident monthly report and addressing concerns related to its 2017 AMI Application, including opt-out fees and cost allocation for AMI meters. The discussion includes economic comparisons and flexible customer options.
N-31NSPI (ECC) IR 1 to 41 - REFILED
36 passages
ACCOUNT 353.00 STATION EQUIPMENT AVG AGE RET 24.4 PLACEMENT BAND 1925-2023 001 EXPERIENCE ANALYSIS EXPERIENCE BAND 1942-2023 AGE AT BEGIN OF INTERVAL EXPOSURES AT BEGINNING OF AGE INTERVAL RETIREMENTS DURING AGE INTERVAL RETMT RATIO SURV R...
AI summary The text presents a detailed table analyzing the aging and retirement of station equipment, including exposure, retirements, and survival rates over different age intervals. It provides statistical data on equipment lifecycle and retirement trends, which are relevant for infrastructure planning and asset management.
ACCOUNT 356.00 OVERHEAD CONDUCTORS AND DEVICES AVG AGE RET 33.3 PLACEMENT BAND 1965-2023 005 EXPERIENCE ANALYSIS EXPERIENCE BAND 2020-2023 AGE AT BEGIN OF INTERVAL EXPOSURES AT BEGINNING OF AGE INTERVAL RETIREMENTS DURING AGE INTERVAL RETM...
AI summary The document presents a detailed experience analysis table for overhead conductors and devices, showing exposure data, retirements, and survival rates across various age intervals from 0.0 to 38.5 years. This data may be used for asset management and infrastructure planning purposes.
ACCOUNT 359.00 ROADS, TRAILS AND BRIDGES AVG AGE RET 13.8 PLACEMENT BAND 1938-2023 001 EXPERIENCE ANALYSIS EXPERIENCE BAND 1957-2023 AGE AT BEGIN OF INTERVAL EXPOSURES AT BEGINNING OF AGE INTERVAL RETIREMENTS DURING AGE INTERVAL RETMT RATI...
AI summary The document presents an experience analysis table for Account 359.00, which relates to roads, trails, and bridges. It includes data on exposures, retirements, survival ratios, and percentages for different age intervals. The table appears to be part of a larger report or analysis, likely related to infrastructure planning or asset management.
ACCOUNT 364.00 POLES, TOWERS AND FIXTURES AVG AGE RET 28.5 002 EXPERIENCE ANALYSIS PLACEMENT BAND 1946-2023 EXPERIENCE BAND 2004-2023 AGE AT EXPOSURES AT RETIREMENTS PCT SURV BEGIN OF BEGINNING OF DURING AGE RETMT SURV BEGIN OF INTERVAL AG...
AI summary This table presents data on the aging and retirement of poles, towers, and fixtures, including exposure counts, retirements, and survival rates across different age intervals. It provides a detailed experience analysis from 1946 to 2023, highlighting trends in asset management and infrastructure planning.
ACCOUNT 365.00 OVERHEAD CONDUCTORS AND DEVICES AVG AGE RET 29.0 PLACEMENT BAND 1929-2023 002 EXPERIENCE ANALYSIS EXPERIENCE BAND 1990-2023 AGE AT BEGIN OF INTERVAL EXPOSURES AT BEGINNING OF AGE INTERVAL RETIREMENTS DURING AGE INTERVAL RETM...
AI summary The document presents a table with data related to the average age, retirements, and survival rates of overhead conductors and devices over time. The data spans from 1929 to 2023 and includes metrics such as exposures, retirement ratios, and survival percentages. This information is likely used for asset management and infrastructure planning.
ACCOUNT 365.00 OVERHEAD CONDUCTORS AND DEVICES PLACEMENT BAND 1929-2023 002 EXPERIENCE BAND 1990-2023 SURVIVOR CURVE RESID RANGE OF MEAS FIT SURVIVOR RESID RANGE OF CURVE MEAS FIT 43.2-S0 41.8-S0.5 40.7-S1 39.9-S1.5 39.3-S2 39.0-S2.5 7.87...
AI summary The document presents data from Account 365.00, which details overhead conductors and devices, including survivor curves and experience bands spanning multiple years. It provides statistical measurements and ranges for different placement and experience bands, likely used for infrastructure planning or analysis.
ACCOUNT 366.00 UNDERGROUND CONDUIT PLACEMENT BAND 1929-2023 001 EXPERIENCE BAND 1942-2023 SURVIVOR CURVE RESID MEAS RANGE OF FIT SURVIVOR RESID RANGE OF CURVE MEAS FIT 200.2-S0 2.83 0 - 72 NOT FITTED 177.8-S0.5 2.79 0 - 72 NOT FITTED 142.4...
AI summary The document presents data related to underground conduit placements and survivor curves from 1929 to 2023, with various measurements and ranges of fit. The data appears to be part of a technical analysis or planning process involving infrastructure planning or asset management.
ACCOUNT 367.00 UNDERGROUND CONDUCTORS AND DEVICES AVG AGE RET 23.4 PLACEMENT BAND 1966-2023 005 EXPERIENCE ANALYSIS EXPERIENCE BAND 2020-2023 AGE AT BEGIN OF INTERVAL EXPOSURES AT BEGINNING OF AGE INTERVAL RETIREMENTS DURING AGE INTERVAL R...
AI summary The document presents an experience analysis table for underground conductors and devices, showing exposure data, retirements, and survival rates across various age intervals, likely used for infrastructure planning and asset management.
ACCOUNT 390.10 STRUCTURES AND IMPROVEMENTS AVG AGE RET 25.5 PLACEMENT BAND 1960-2023 002 EXPERIENCE ANALYSIS EXPERIENCE BAND 2004-2023 AGE AT BEGIN OF INTERVAL EXPOSURES AT BEGINNING OF AGE INTERVAL RETIREMENTS DURING AGE INTERVAL RETMT RA...
AI summary This table provides data on the average age, retirements, and survival rates for structures and improvements over time, likely related to infrastructure planning and asset management within a regulatory proceeding.
Notes: - Five largest buildings - o Lower Water Street HQ - o Lakeside - o Sackville - o Ragged Lake ECC - o Ragged Lake MCC - Are there any locations/offices/service centers that NSPI needs to vacate because it's in a growing area and it'...
AI summary The text discusses NSPI's need for additional office space due to growth, potential expansions at Lakeside and Sackville, and infrastructure needs such as mechanical cooling and HVAC upgrades. It also mentions discussions with Robert Doiron on June 25, 2024.
- Replacing 10 per year doesn't even maintain status quo and leaves fleet risk unacceptably high. - Replacing 15 per year is likely to induce unsustainable financial strain. - Strategy going forward will need to include more life extension...
AI summary The document discusses the aging infrastructure of transformers and the challenges associated with their replacement. It highlights the financial and operational implications of replacing transformers at different rates and the need for life extension strategies. It also covers the impact of new generation sources on substation equipment and the voltage distinctions between transmission and distribution systems.
NON-CONFIDENTIAL 1 Request IR-14: 2 3 Please provide a copy of the most recently filed and most recently prepared integrated 4 resource plan, or equivalent analysis. 5 6 Response IR-14: 7 8 Please refer to Attachment 1. 9 10 Please also re...
AI summary The request asks for the most recently filed and prepared integrated resource plan or equivalent analysis, with the response directing to Attachment 1 and NS Power's IRP website for further details.
Item 1a: Reliability Tie Continue to develop the Reliability Tie via an appropriate regulatory process with target in-service date of 2028.
AI summary The document discusses the continued development of the Reliability Tie with a target in-service date of 2028, emphasizing the need for an appropriate regulatory process.
Item 1b: Regional Integration Continue working with neighboring jurisdictions in support of the Atlantic Loop and other opportunities for regional integration, conducting detailed engineering and economic studies for firm import options re...
AI summary The document emphasizes the need to continue regional integration efforts, particularly with the Atlantic Loop, by conducting detailed engineering and economic studies for new transmission investments and interconnections. These studies should evaluate supply security, emission intensity, and dispatch flexibility.
Item 2b: Data Collection Continue to collect detailed data, including data on the quantity, flexibility and hourly load shape of incremental electrification demand, to assist with further system planning work. 3 This is also in alignment w...
AI summary The document emphasizes the need to collect detailed data on incremental electrification demand, including its quantity, flexibility, and hourly load shape, to support system planning. This aligns with the outcomes of the Atlantic Clean Power Roadmap final report referenced in the 2022 IRP Action Plan Update.
ITEM 5: AVOIDED COSTS OF DSM NS Power will update avoided costs of DSM based on the evergreen IRP in collaboration with the DSMAG, targeting completion before the end of 2023.
AI summary NS Power plans to update the avoided costs of Demand Side Management (DSM) based on the evergreen Integrated Resource Plan (IRP) in collaboration with the DSMAG, aiming to complete the task by the end of 2023.
ITEM 2: SUSTAINING CAPITAL Pursue economic reinvestment in existing hydro and combustion turbines with individual capital applications as applicable; economic justification as part of a capital application will be required to confirm a dec...
AI summary The document outlines the need for economic reinvestment in existing hydro and combustion turbines, requiring individual capital applications and economic justification. It also emphasizes monitoring sustaining capital investment levels and unit reliability, with potential triggers for analysis and studies if significant changes from IRP assumptions are observed.
ITEM 6: ELECTRIFICATION & LOAD GROWTH Continue to monitor electrification and load growth in Nova Scotia relative to the 2022 and 2023 Load Forecast reports which incorporate electrification impacts. Also, monitor for the addition of large...
AI summary The document highlights the need to continue monitoring electrification and load growth in Nova Scotia, referencing the 2022 and 2023 Load Forecast reports, and emphasizes the importance of tracking the addition of large industrial customers that may affect resource requirements.
ITEM 7: EVERGREEN IRP Refine the Action Plan and Roadmap items via an evergreen IRP process. This process should facilitate annual updates as conditions change and technology or market options develop, and as Action Plan items are complete...
AI summary The document outlines the need to refine the Action Plan and Roadmap items through an evergreen Integrated Resource Plan (IRP) process. This process will allow for annual updates as conditions, technologies, and market options evolve, and will include stakeholder feedback.
ITEM 8: EMERGING TECHNOLOGIES Monitor developments in technology/enabling policy for emerging resources including, but not limited to, SMRs, geothermal, hydrogen combustion turbines, and long duration storage. Significant changes in cost o...
AI summary The document highlights the need to monitor emerging technologies and enabling policies for resources such as SMRs, geothermal, hydrogen combustion turbines, and long duration storage. It notes that significant changes in cost or availability relative to IRP assumptions may necessitate further analysis.
GLOSSARY The modeling scenarios and their descriptions can be accessed here. For additional definitions, please see the following glossary of terms. - Reliability Tie : a second 345 kV AC transmission line between Onslow NS and Salisbury N...
AI summary The glossary defines key terms related to Nova Scotia's energy infrastructure, including reliability ties, variable renewable energy, and demand-side management plans. It highlights technologies like synchronous condensers and small modular reactors, as well as the Modified Mid DSM plan developed by Efficiency One.
- d Amounts shown are for vintages outside of the amortization period for each account. These amounts should be retired with the adoption of amortization accounting. 1 Request IR-19: 16 • Annual Capital Expenditure (ACE) Plan – NS Power's...
AI summary The text outlines several regulatory submissions required by Nova Scotia Power, including the Annual Capital Expenditure (ACE) Plan, Ten-Year System Outlook (10YSO), and Integrated Resource Plan (IRP), all submitted to the Nova Scotia Utility and Review Board (NSUARB). These documents provide details on capital investments, system reliability, and long-term planning.
2 Purpose This SAMP describes NS Power's Asset Management objectives and their alignment with corporate objectives, how value from assets is derived and contributes to the achievement of objectives, the approach NS Power takes to decision-...
AI summary NS Power's Asset Management approach is aligned with corporate objectives and guided by principles such as integration, technology enablement, continuous improvement, and flexibility. These principles support the integration of new technologies and sustainable practices, ensuring compliance and effectiveness in asset management.
2.1 Asset Management Overview NS Power employs Asset Management as a discipline to consistently and diligently understand the requirements of its assets to achieve organizational objectives and the risks to achieving those objectives, whil...
AI summary NS Power employs Asset Management to understand and manage its core assets, including generation and delivery infrastructure, to meet organizational goals and manage risks. The approach is influenced by factors such as the integration of renewables, climate change, and technological advancements. NS Power has received several awards for its Asset Management practices.
2.2 Scope of Asset Management The scope of Asset Management at NS Power aligns with the guidance within ISO 55000 and is accurately visualized by the Institute for Asset Management's 6-box Conceptual Asset Management Model. 3 . Fig.3 – 6-b...
AI summary This section outlines the scope of Asset Management at NS Power, aligning with ISO 55000 standards and the Institute for Asset Management's 6-box Conceptual Asset Management Model. It emphasizes an integrated approach to asset management across all areas of the model.
3 Nova Scotia Power Asset Management Framework NS Power's Asset Management Framework encompasses all elements of its Asset Management approach, including tools, people, and processes. It provides a structure whereby asset "mission" (what i...
AI summary NS Power's Asset Management Framework outlines its approach to managing assets, including tools, people, and processes. It identifies asset missions and risks, and integrates with enterprise-wide initiatives, including regulatory deliverables, planning for climate change, load growth, renewable integration, and demand-side management.
3.2 Structure and Leadership NS Power's EAM division reports directly to its Chief Operating Officer (COO) through a Director, parallel with the Energy Delivery and Power Production divisions which are the "owners" of the majority of NS Po...
AI summary NS Power's EAM division is structured to report directly to the COO, with three departments focusing on risk and reliability, strategic asset planning, and AM operations. The division includes engineering, IT, financial, and other experts, and works with other teams like System Planning & Grid Integration and Reliability Implementation.
3.2.1 The System Planning & Grid Integration Division The System Planning & Grid Integration division (hereafter referred to as the System Planning team) coordinates and executes mid- and long-term system modelling. These models inform the...
AI summary The System Planning & Grid Integration division is responsible for mid- and long-term system modelling, including the 10-year System Outlook and Integrated Resource Plan. It coordinates with stakeholders and considers factors like demand-side management, maintenance costs, and environmental limitations. The team also performs near-term planning studies and collaborates with other departments on asset management and grid improvements.
4.1 Balanced Scorecard Along with Environmental, Safety, People, and Financial objectives, NS Power includes an Asset Management line on its annual internal Balanced Scorecard (BSC). These goals often include targets for common electric ut...
AI summary NS Power includes an Asset Management line on its annual Balanced Scorecard, which tracks performance metrics like DAFOR, CAIDI, and SAIDI, as well as strategic initiatives from climate adaptation and integrated resource plans.
4.2 Roadmap Objectives NS Power has also defined Asset Management near-term "Roadmap" objectives which are targeted at the further formalization and improvement of its Asset Management System. NS Power is targeting completion of these obje...
AI summary NS Power has set near-term Roadmap objectives for improving its Asset Management System, aiming for completion by 2027. The organization anticipates significant changes in the coming years, which will influence the definition of longer-term Asset Management goals.
7.4.1 Thermal Generation NS Power's Thermal generation facilities are the following: - Lingan Generating Station 4 units (primary fuel coal, secondary heavy fuel oil (HFO)) - Point Aconi Generating Station 1 unit (primary fuels coal & pet...
AI summary NS Power's thermal generation facilities include several coal and HFO-powered plants, with some transitioning to natural gas. The Integrated Resource Plan (IRP) outlines a shift to HFO or natural gas as primary fuels. Major asset classes are listed, including turbines, boilers, and control systems, with reliability teams assigned to each.
9 Decision-Making NS Power's decision-making approach is consistently applied across long-term, short-term, and day-to-day activities. As shown in Figure 11, factors considered include cost, policies and regulations, climate adaptation, as...
AI summary NS Power employs a consistent decision-making framework across all operations, factoring in cost, policies, climate adaptation, and asset conditions. This approach supports strategic initiatives like the Integrated Resource Plan (IRP) and ensures decisions align with safety and environmental standards.
9.2 Daily Activities While longer-term decision-making utilizes this approach, it is similarly applied in regularly daily decisions. Work prioritization standards consider all the same inputs as noted above, including asset criticality, he...
AI summary Daily activities involve work prioritization based on asset criticality, compliance, and maintenance standards. Dispatch decisions consider factors like fuel costs, environmental constraints, and operational limitations, especially in cases of generation unit failure.
11 Looking Ahead This SAMP is informed by through organization objectives as well as strategic undertakings such as the IRP and 10YSO, though much remains uncertain in the coming years. The transition to cleaner energy and integration of r...
AI summary The document discusses future energy strategies in Nova Scotia, including the transition from coal to cleaner energy sources, integration of renewables, and the role of emerging technologies like AI and SmartGrid. The aging hydroelectric fleet and the need for grid-scale energy storage and synchronous condensers are also highlighted.
Mapping of ISO 55000 to NSP Asset Management System Elements IAM 6-Box Conceptual AM Model NSPI Reference Associated Processes / Systems ISO 55001:2024 ISO 55000 Sections (Fig.4 in SAMP) AM System Component(s) (as applicable) Section 4 - C...
AI summary The document maps ISO 55000 standards to the Nova Scotia Power (NSP) Asset Management System, outlining how various ISO sections align with NSP components such as the SAMP, Playbook, SOPs, and associated processes like the Integrated Resource Plan (IRP), Annual Capital Expenditure (ACE), and Reliability Team Process.
Integrated Resource Plan (IRP) The Integrated Resource Plan (IRP) is a comprehensive public utility planning exercise that integrates resource options (both supply and demand-side) in order to develop a long-term electricity strategy for t...
AI summary The Integrated Resource Plan (IRP) is a long-term electricity strategy for Nova Scotia Power, guiding resource planning and adapting to changes in policy, load, and resource assumptions. It is subject to regulatory oversight and stakeholder engagement.