REDACTED (CONFIDENTIAL INFORMATION REMOVED) Nova Scotia Power Incorporated Hydro Asset Study December 21, 2018 REDACTED REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED
AI summary A confidential hydro asset study conducted by Nova Scotia Power Incorporated on December 21, 2018, is referenced. The document contains redacted information, limiting details about the study's scope or findings.
DACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED
AI summary The document contains a redacted section titled 'Hydro Asset Study,' with confidential information removed. No substantive content is visible in the provided text.
26 14 Figure 13: Black River decommissioning forecast ..................................................................................... 26 15 Figure 14: Black River Hydro System ............................................................
AI summary The text lists figures related to hydroelectric systems (Black River, Dickie Brook, Fall River, Harmony, Lequille) with sustaining and decommissioning forecasts. These figures likely address infrastructure planning and asset management for hydroelectric projects in Nova Scotia.
........................................................................................ 44 39 Figure 38: Sheet Harbour decommissioning forecast ................................................................................. 44 40 Figure...
AI summary The text lists figures related to hydro asset decommissioning and sustaining forecasts for Sheet Harbour and Sissiboo systems, part of a redacted 'Hydro Asset Study.' The content focuses on infrastructure planning and asset management for hydroelectric systems.
1 Figure 42: Sissiboo Hydro System.............................................................................................................. 47 2 Figure 43: St. Margaret’s Bay sustaining forecast ..........................................
AI summary The document lists figures and appendices related to hydro system sustaining/decommissioning forecasts for Sissiboo, St. Margaret’s Bay, Tusket, and Wreck Cove, along with appendices containing reports on hydro planning, decommissioning costs, and wetland permitting. Appendices reference METSCO, Hatch, Yates, and Strum reports.
6 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED
AI summary The document references a 'Hydro Asset Study' with significant redactions, indicating confidential information has been removed. The content focuses on asset-related analysis but lacks detailed discussion due to redaction.
8 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED
AI summary The document is a redacted Hydro Asset Study, with confidential information removed. The content focuses on infrastructure planning and asset management related to hydroelectric resources, though specific details are not disclosed.
d is able to resume 27 a natural flow regime. This scenario presumes that assets have been removed and land 28 has been stabilized to a degree such that NS Power is no longer responsible for 29 maintenance and public safety around the wate...
AI summary The text describes a scenario where a hydro asset can resume a natural flow regime after decommissioning, with NS Power no longer responsible for maintenance or public safety. A URL to AACE's website is included, though the content is redacted.
10 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED
AI summary The document is redacted, with confidential information removed. It references a 'Hydro Asset Study,' suggesting discussion around hydroelectric infrastructure evaluation, though specific details are not visible.
1 2 2.2.1 Sustaining Capital 3 4 The sustaining capital cost estimates for each hydro system were compiled utilizing NS 5 Power’s asset management methodology. This method is consistent with industry best 6 practice for forecasting medium...
AI summary NS Power uses asset management best practices to forecast sustaining capital costs for hydro systems, reviewed by METSCO Energy Solutions. The methodology incorporates historical costs and asset risk assessments, with investment timing adjusted based on operational data. The approach supports long-term planning but does not constitute a capital forecast.
pendix A and their qualifications are summarized on 23 page 21 of the report. 24 25 Its review states, “NS Power’s management practices are comparable to other utilities of 26 similar size and sophistication” 3. In addition, the METSCO Rep...
AI summary The METSCO Energy Solutions Report evaluates NS Power's management practices, finding them comparable to other utilities of similar size. It also notes that labor and operations constraints were considered in determining the maximum number of annual overhauls.
11 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED
AI summary The document references a Hydro Asset Study, with the majority of content redacted as confidential. Key details about the study's scope, findings, or implications are not disclosed in the provided text.
1 Decommissioning costs in the Hydro Study include all activities deemed necessary to 2 remove a hydro system and return the watershed to a natural flow regime. The 3 decommissioning costs are divided into the following primary streams: ph...
AI summary Decommissioning costs for a hydro system include physical removal, environmental, sedimentation, and archaeology. Hatch Ltd., J.B. Yates Consulting Ltd., and Strum Consulting provided cost estimates and reports, with appendices detailing their findings and qualifications.
from 20 the decommissioning of a hydro system are not included in the Hydro Study. 21 Determining these costs would require further site-specific analyses. 22 23 For the purposes of this Hydro Study, the estimated decommissioning costs ass...
AI summary The Hydro Study excludes decommissioning costs of a hydro system, assuming restoration to natural conditions. However, the Hatch Report highlights that mitigation measures for dam removal may not always succeed, leading to long-term remediation costs. Site-specific analyses are needed for accurate decommissioning cost estimates.
1 experience and engineering judgment, there remains uncertainty with respect to the 2 overall requirements (and associated costs) for full environmental remediation. 3 4 As such, decommissioning estimates are high-level and currently excl...
AI summary The text discusses uncertainty in decommissioning costs for NS Power's hydro assets due to environmental remediation variables and outlines two methods used by Hatch for estimating these costs, including previous estimates and an empirical tool based on dam height regression analysis.
The case examples predominantly included costs for removal of all of a site’s assets. 28 This includes dams, powerhouses, surge tanks, canals, gate structures and fish passages. 29 Therefore, the estimates provided in the Hatch Report for...
AI summary The case examples include removal costs for all hydro assets, such as dams and powerhouses. The Hatch Report's estimates for NS Power systems are assumed to cover all system assets, given NS Power's extensive hydro infrastructure with over 150 dams.
15 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED
AI summary The document references a 'Hydro Asset Study' with confidential information redacted. No specific details, arguments, or entities are visible in the provided text.
1 surge tanks, canals, fish passages and other water control infrastructure. Dams are a 2 variety of ages, sizes, and were built using a variety of construction methodologies and 3 materials. At such a stage, the methodology in the Hatch R...
AI summary The text discusses the costs associated with the removal and stabilization of NS Power’s hydro powerhouses, referencing the Hatch and Yates Reports. It highlights the methodology used for estimating costs, including environmental and structural considerations for each powerhouse.
Environmental Assessment 24 25 The Hatch Report completes costing for each of the 17 river systems to have an 26 Environmental Assessment (EA) completed and sedimentation managed. These costs are 27 based on a thorough literature review of...
AI summary The Hatch Report provides costing for the environmental assessment and sedimentation management of 17 river systems, based on a literature review of dam decommissioning estimates and actual costs. The sites were analyzed using a matrix based on environmental risk and cost.
6 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED
AI summary The document references a 'Hydro Asset Study' with significant redactions, indicating confidential information has been removed. The content focuses on asset-related analysis but lacks detailed discussion due to redaction.
21 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED 1 3.1 Avon Hydro System 2 3 The Avon hydro system, outside of Martock, Nova Scotia, was built in the 1920s, and is 4 shown below in Figure 8. The run of river system...
AI summary The Avon hydro system, located outside of Martock, Nova Scotia, was constructed in the 1920s and consists of two generating stations, five reservoirs, five dams, and two canals. The document provides forecasts for sustaining capital, operating costs, and decommissioning expenses, citing Hatch Report and Boreas Report as sources.
city 7.6 MW REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED 1 3.2 Bear River Hydro System 2 3 The Bear River hydro system is comprised of two powerhouses, Gulch and Ridge, rated 4 for 11.5 MW total, both built in the...
AI summary The Bear River hydro system, comprising two powerhouses and associated infrastructure, has sustaining capital and operating costs totaling $17.88 million. Decommissioning costs are significantly higher, estimated at $124.55 million, including removal, sedimentation, environmental, and archaeology expenses.
$35,080,000 NS Power NS Power operating costs $12,270,000 NS Power Total $47,350,000 17 18 Figure 13: Black River decommissioning forecast Source Removal $58,110,000 Hatch Report Environmental $28,880,000 Hatch Report Sedimentation Hatch R...
AI summary The text provides financial figures related to NS Power's operating costs and the Black River decommissioning forecast, including costs for removal, environmental, sedimentation, archaeology, and administrative overheads. It also includes a redacted figure referencing White Rock Pond, Hells Gate Pond, and Lumsden Pond, along with a mention of Hollow Bridge.
city 23.0 MW REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED 1 3.4 Dickie Brook Hydroelectric System 2 3 The Dickie Brook hydro system, outside of Guysborough, NS, was built in the 1940s and 4 is comprised of one pow...
AI summary The Dickie Brook hydro system, built in the 1940s and located outside of Guysborough, NS, has a total capacity of 3.1 MW. The document provides forecasts for sustaining capital, operating costs, and decommissioning expenses, including environmental and archaeological considerations.
29 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED 1 3.5 Fall River Hydro System 2 3 The Fall River hydro system, shown in Figure 20, was built in 1985, has one powerhouse 4 with a single 500 kW rated unit. There are...
AI summary The Fall River hydro system, constructed in 1985, consists of one powerhouse with a 500 kW unit, two reservoirs, two dams, wing dams, a canal, and a penstock. It includes sustaining capital and operating costs totaling $3.91 million, and decommissioning costs estimated at $6.5 million.
31 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED 1 3.6 Harmony Hydroelectric System 2 3 The Harmony hydro system was partially decommissioned in 2017. At that time the 4 original 700 kW powerhouse was removed. The...
AI summary The Harmony hydro system was partially decommissioned in 2017, with the original 700 kW powerhouse removed. Current maintenance includes the reservoir, spillway, dam, and fish passage. Decommissioning may affect known petroglyphs, requiring further assessment. Estimated costs include removal, environmental, sedimentation, and archaeology, totaling $5,360,000.
33 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED 1 3.7 Lequille Hydroelectric System 2 3 The Lequille hydro system, built in 1968, has one powerhouse with a unit rated for 11 4 MW. The system is shown in Figure 25E...
AI summary The document discusses the Lequille hydro system, a 1968-built facility with one powerhouse and an 11 MW rating. It includes sustaining capital and operating costs, as well as decommissioning costs covering removal, sedimentation, environmental considerations, and archaeology. The system includes three reservoirs, two dams, and a canal.
35 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED
AI summary The document contains a redacted section of a Hydro Asset Study, which is part of a confidential proceeding. Specific details about the study are not disclosed in the provided text.
1 3.8 Mersey Hydroelectric System 2 3 The Mersey hydro system is a run of river system, with six powerhouses, 12 units and an 4 installed capacity of 43.6 MW, as shown in Figure 28. Each powerhouse has an adjoining 5 main dam, and several...
AI summary The Mersey hydro system, consisting of six powerhouses with a total installed capacity of 43.6 MW, is described along with its structures and water flow. Operating costs are expected to decrease with redevelopment. Sustaining capital and redevelopment costs are outlined, as well as decommissioning costs including removal, environmental, sedimentation, archaeology, and administrative costs.
Jordan Lake COWIE FALLS Mersey Hydro System 37 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED 1 3.9 Nictaux Hydroelectric System 2 3 The Nictaux Hydro system has a rated capacity of 8.5 MW from one unit. Water from...
AI summary The Nictaux Hydroelectric System has a rated capacity of 8.5 MW and consists of multiple structures, including dams and spillways. The system's sustaining capital and operating costs total $6,240,000, as reported by NS Power.
39 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED 1 3.10 Paradise Hydroelectric System 2 3 The Paradise Hydro system has a maximum capacity of 6.2 MW from a single unit, as 4 shown in Figure 34. Water from Corbett L...
AI summary The Paradise Hydroelectric System has a maximum capacity of 6.2 MW. The document includes sustaining capital and operating costs, as well as decommissioning costs such as removal, environmental, sedimentation, and archaeology expenses. These figures are sourced from NS Power and various reports.
Roseway Hydro System REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED 1 3.12 Sheet Harbour Hydroelectric System 2 3 The Sheet Harbour hydro system, shown in Figure 39 has a rated capacity of 10.6 MW. 4 This is generat...
AI summary The Sheet Harbour hydro system has a rated capacity of 10.6 MW, generated by six units across two powerhouses. The document outlines sustaining capital and operating costs, as well as decommissioning costs including removal, environmental, sedimentation, and archaeological expenses.
47 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED 1 3.14 St. Margaret’s Bay Hydroelectric System 2 3 The St. Margaret’s Bay hydro system has a rated capacity of 8.9 MW. Water flows 4 through the reservoirs, Five Mil...
AI summary The St. Margaret’s Bay hydro system has a rated capacity of 8.9 MW and includes multiple reservoirs and units. The text provides sustaining and decommissioning cost forecasts, including capital, operating costs, and environmental considerations.
Margarets Bay Hydro System REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED 1 3.15 Tusket Hydro System 2 3 The Tusket hydro system, shown in Figure 48 has a rated capacity of 2.4 MW, across 4 three units in one powerh...
AI summary The Tusket hydro system, with a rated capacity of 2.4 MW, is composed of three units in one powerhouse and includes four reservoirs and seven dams. The main dam is under consideration for reconstruction, with sustaining and decommissioning costs detailed in the document.
Boreas Report AO/AFUDC $2,010,000 NS Power Total $79,530,000 14 50 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Figure 48 N Tus ket Ri ver Kempt Back Lake LEGEND: Mink RESERVOIR Lake DAM (TIMBER/ROCK) DAM SPILLWAY POWERHOUSE Raynards Lake F...
AI summary The text presents a financial breakdown of AO/AFUDC for NS Power and includes a redacted hydro asset study related to the Tusket Hydro System, which has a capacity of 2.7 MW and a catchment area of 1445.5 km².
Tusket Hydro System REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study REDACTED 1 3.16 Wreck Cove Hydroelectric System 2 3 The Wreck Cove hydro system, shown below in Figure 51 has a maximum capacity of 4 215.8 MW, across three...
AI summary The Wreck Cove hydro system has a maximum capacity of 215.8 MW and consists of three units across two powerhouses. The document outlines sustaining capital, LEM, and operating costs totaling $160.12 million, as well as decommissioning costs estimated at $424.94 million, including removal, environmental, sedimentation, archaeology, and AO/AFUDC costs.
56 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study Appendix A Page 1 of 22 December 2018 Review of NS Power Hydro Asset Management Spending Plan i REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study Appendix A Page...
AI summary This document is a review of Nova Scotia Power's Hydro Asset Management Spending Plan, prepared by METSCO Energy Solutions in December 2018. The content is redacted and marked as confidential.
of 22 December 2018 Review of NS Power Hydro Asset Management Spending Plan Disclaimer This 2018 report has been prepared by METSCO Energy Solutions Inc. (“METSCO”) for Nova Scotia Power (“NS Power”). Neither NS Power nor METSCO, nor any o...
AI summary This document is a review of NS Power's Hydro Asset Management Spending Plan prepared by METSCO Energy Solutions Inc. in December 2018. It includes a disclaimer stating that neither NS Power nor METSCO assumes liability for the accuracy or use of the report's contents.
ower’s Hydro Asset Management Spending Plan METSCO Report # 18-94 Dec 2018 Principal Investigators: Approved By: iv REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study Appendix A Page 6 of 22 December 2018 Review of NS Power Hydr...
AI summary This document is a confidential report reviewing NS Power's Hydro Asset Management Spending Plan, prepared by METSCO in December 2018. It focuses on the management and spending related to hydro assets.
................................................15 Appendix A: Investigators Short Bio ............................................................................................................16 1 REDACTED (CONFIDENTIAL INFORMATION REMO...
AI summary The document provides an overview of NS Power's Hydro Asset Management Spending Plan, including historical spending trends and a 10-year outlook for hydro fleet management across river systems, as part of a hydro asset study conducted in December 2018.
.........................................................................12 Figure 2: NS Power hydro interval plan 10-year outlook (in 2018 dollar value). ........................................13 3 REDACTED (CONFIDENTIAL INFORMATION REMO...
AI summary NS Power commissioned METSCO to evaluate its Hydro Interval Plan (HIP) in response to the Board's mandate to achieve 40% renewable energy by 2020. METSCO assessed the HIP's alignment with modern asset management practices through interviews, documentation review, and analysis of asset registry completeness, life-cycle cost estimates, and investment frameworks.
ovided by NS Power. Among other factors, METSCO considered the completeness of asset registry, life-cycle cost estimates, and investment optimization and prioritization frameworks underlying the Plan. The HIP covers NS Power’s major hydroe...
AI summary The document discusses the evaluation of NS Power's Hydro Interval Plan (HIP) by METSCO, highlighting its asset management practices, including proactive risk management and life-cycle cost estimates. The HIP spans 40 years and uses two intervention intervals for analyzing major hydroelectric assets. METSCO found NS Power's approach to be comparable to other utilities and noted that detailed assessments will refine long-term capital spending profiles.
ger-term intervention intervals. These detailed assessments can be expected to yield more realistic spending profiles than may be suggested through a macro-level planning exercise that HIP represents. While endorsing NS Power’s overall app...
AI summary The document discusses NS Power's hydro fleet asset management approach, noting that while it is generally endorsed, METSCO recommends enhancements to scoring methodologies. The context is a transition towards a more diverse and greener generation portfolio in Nova Scotia, with hydropower playing a key role in meeting renewable energy targets.
ower’s Renewable Energy Strategy to meet government policy requirements reflecting the public’s desire for cleaner and renewable electricity (40% renewable energy is mandated by 2020). • Reliability – a number of existing hydro assets are...
AI summary NS Power is investing in its hydroelectric infrastructure to meet renewable energy targets, improve reliability, and enhance flexibility for integrating variable energy sources. The Asset Management team is working on long-term capital planning to modernize the aging hydro fleet.
steps was to define the scope of long-term capital needs in relation to the existing infrastructure, to inform its expectations of the financial and human resources underlying the modernization work. NS Power’s AM strategy entails pacing t...
AI summary NS Power's asset management strategy focuses on long-term capital needs for hydro infrastructure, balancing affordability, sustainability, and reliability. The strategy includes modernization, life extension, and redevelopment of hydro assets, in line with legislative requirements and integration of variable generation resources.
of 22 December 2018 Review of NS Power Hydro Asset Management Spending Plan • Decommissioning any aspects of the hydro fleet that is not economic or feasible to modernize or extend life (retirement). The Hydro Interval Plan (HIP) is the pr...
AI summary The document outlines the purpose and scope of METSCO Energy Solutions Inc.'s review of NS Power's Hydro Asset Management Spending Plan, which includes assessing alignment with modern asset management practices and identifying opportunities for improvement.
ff, regarding the workflow and specific asset management documentation follow-up questions. • Delivery of a report summarizing the findings and high-level opportunities for improvements. The scope of this review document only applies to th...
AI summary The document outlines a review of the Hydro Interval Plan (HIP) focusing on sustainment activities, excluding modernization and maintenance work. The review was conducted by METSCO's team of engineers and economists, emphasizing their expertise in asset management and regulatory filings for electric utilities.
raged its combined experience for this particular initiative. This team has assisted numerous utilities in Canada, USA, and around the world in developing and implementing asset management frameworks. 1.3 METSCO’s Evaluation Framework Cons...
AI summary The document discusses METSCO's evaluation framework for the Hydro Interval Plan (HIP), based on guidelines from the Institute of Asset Management (IAM). Key elements of the review include asset registry completeness, life-cycle cost estimates, and investment prioritization and optimization.
he outer years, and review of consideration being given to analysis of alternatives and options, as well as cost-benefit analysis to maximize the value from utilizing the hydro assets. • Other considerations – additional factors noted by M...
AI summary The document discusses the review of NS Power’s Hydro Interval Plan, focusing on asset management practices, forecasting capital needs for the hydro fleet over the next 40 years, and the absence of benchmarking against ISO 55001 and PAS 55 standards. It also notes considerations such as asset management principles, demand analysis, and stakeholder engagement.
December 2018 Review of NS Power Hydro Asset Management Spending Plan 2. Hydro Interval Plan Assessment 2.1 Asset Registry Completeness In reviewing the HIP, a certain level of confidence in the data feeding into the construction of the pl...
AI summary The document reviews NS Power's Hydro Interval Plan (HIP), assessing the completeness of the asset registry and the inclusion of major hydroelectric assets across 15 river systems. METSCO conducted a comprehensive review and interviewed NS Power staff to ensure alignment with asset management best practices.
x x x x x x x x x x Wreck Cove x x x x x x x x x x x x x x x BOP Balance of Plants & Tools/Equipment PS Penstock CN Crane ST Structures (Separate from Dam) EL Electrics TL Tailrace GR Generator Rotor TR Turbine & Components GS Generator St...
AI summary The document discusses NS Power's Hydro Interval Plan (HIP), which is based on life-cycle cost estimates and intervals for replacing or refurbishing hydro assets. The plan includes major capital-intensive activities such as refurbishment and replacement of individual assets.
assets are forecasted to be replaced/refurbished and the unit cost estimates. The plan includes most major capital-intensive activities such as refurbishment and replacements of the individual assets. NS Power utilizes the intervals along...
AI summary NS Power is forecasting asset replacement and refurbishment costs using intervals determined by the HydroAMP tool. METSCO expressed concerns that shorter intervals may overestimate future capital needs. NS Power explains the shorter intervals are part of a proactive asset management strategy to prevent failures and align with strategic objectives.
or similar size assets. In some instances, where the historical records lack for a certain asset size, engineering assumptions for the cost estimate were made and documented. In other cases, where the 9 REDACTED (CONFIDENTIAL INFORMATION R...
AI summary The document discusses methods used to estimate costs for hydro assets, including engineering assumptions when historical records are lacking, and how costs are split between related units. It also outlines the prioritization of investments based on asset risk and optimization of replacement/refurbishment schedules.
ure assets is maximized considering its costs, load and utilization. Another aspect is to optimize the resources required for asset replacements/refurbishments by replacing the related assets at once. The condition and ultimately the risk...
AI summary The document discusses NS Power’s approach to asset management, emphasizing risk-based prioritization and optimization of resources for asset replacements. Critical assets with poor conditions are prioritized due to higher risks, and risk scores are used to guide maintenance and replacement decisions.
tal impacts and Business Sustainability impacts. Input information for the formulations of this index includes various factors as the assessment varies from one asset class to another. Asset condition assessment practices are based on the...
AI summary The document discusses asset condition and criticality assessment practices used by NS Power in its hydro asset management spending plan. It highlights the use of the HydroAMP Guide for asset condition assessments and internal standards for criticality assessments, which help prioritize and plan asset interventions.
asses, however, it’s being used by the asset managers to be able to focus on the most critical assets during the planning activities. Criticality scores were generated for the following asset classes: • Balance of Plants (BOP) • Exciter •...
AI summary NS Power uses criticality scores to prioritize asset management during planning activities, with dams treated separately due to high failure risks. METSCO recommends refining risk-based analysis for better asset prioritization in the HIP.
lude asset condition and risk assessment practices to be appropriately utilized for NS Power to prioritize the assets in the HIP by addressing the most critical assets in the worst condition first. 11 REDACTED (CONFIDENTIAL INFORMATION REM...
AI summary The document discusses NS Power's historical and future spending on hydro asset management, noting a significant increase in future costs due to the inclusion of redevelopment costs for the Mersey river system, which were not accounted for in historical spending profiles.
8M $8.8M $7.8M $2.4M $1.0M $0.8M $0.4M $1.8M $0.8M Total $35.9M $45.5M $47.7M $36.6M $13.2M $21.0M $16.1M $4.5M $4.9M $4.0M 14 REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study Appendix A Page 20 of 22 December 2018 Review of N...
AI summary This document provides a conclusion from METSCO's review of NS Power’s Hydro Interval Plan (HIP). The assessment evaluated the completeness of asset registries, life-cycle cost estimates, and investment prioritization. The HIP focuses on sustainment and modernization of the existing hydro fleet, excluding decommissioning or redevelopment, though NS Power has developed separate plan documents for those areas.
redevelopment and decommissioning options. METSCO finds that the HIP contains all major asset classes for the 15 river systems that are essential for consideration in developing the sustainment plan. NS Power considered a more proactive as...
AI summary METSCO evaluates the Hydro Interval Plan (HIP) developed by NS Power, noting its comprehensive coverage of asset classes and proactive approach to asset management. While the plan may overestimate future capital spending, actual investments could be lower. METSCO also highlights the front-loaded expenditure plan and suggests improvements to NS Power's asset management practices.
lan is auditable, and the incorporation of the HIP in the broader asset management processes would advance NS Power asset management strategy and provide optimal management of hydroelectric assets. 15 REDACTED (CONFIDENTIAL INFORMATION REM...
AI summary The document discusses the integration of the Hydro Interval Plan (HIP) into NS Power's broader asset management processes, emphasizing its role in advancing asset management strategy and optimizing hydroelectric asset management. It also includes a detailed bio of Thor Hjartarson, an engineering leader with extensive experience in power engineering and asset management.
vik, and received a M.A.Sc degree in Electrical Engineering from the University of British Columbia, Vancouver, B.C., Canada. He has authored several technical papers focusing on T&D asset management.
AI summary The text provides a brief professional background of an individual with a Master's degree in Electrical Engineering and expertise in T&D asset management.
Mr. Alexander Bakulev, Ph.D., IAM Certificate Alexander Bakulev is an experienced professional with over 15 years of experience in utility asset management, investment and budget planning, and strategic management. He has extensive experie...
AI summary Mr. Alexander Bakulev is an experienced professional with over 15 years of experience in utility asset management, investment planning, and strategic management. He has worked in both the utility sector and management consulting, leading various projects and developing asset management plans. He has experience with regulatory filing procedures and Distribution System Plans, and holds a Ph.D. in Economics and an Asset Management certification.
s, telecommunications, and agriculture. Alexander holds Ph.D. in Economics in Saint-Petersburg Sate University, Russia and is certified in Asset Management by the Institute of Asset Management, UK. 16 REDACTED (CONFIDENTIAL INFORMATION REM...
AI summary The text discusses a review of Nova Scotia Power's hydro asset management spending plan from December 2018, including a decommissioning cost estimate for control structures. It also references a redacted document and a hydro asset study.
H357345-00000-200-230-0001, Rev. 0, Page i Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of this document or its contents. REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appen...
AI summary This document outlines the decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system, as part of a project management report. It includes a reference to a redacted hydro asset study and highlights the involvement of Hatch Ltd. in the process.
Project Management Sturctures H357345 NSPI's Hydro System Decommissioning Cost Estimate
AI summary The text references a hydro system decommissioning cost estimate (H357345) prepared by NSPI, indicating a focus on project management and structural aspects of decommissioning.
..................................................................... 69 4. Sediment Management and Cost Allowances ................................................................................. 71 4.1 Uncertainties and Exclutions ........
AI summary The document outlines a decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system, including sections on sediment management and cost allowances, as well as references and project management details.
Project Management Sturctures H357345 NSPI's Hydro System Decommissioning Cost Estimate
AI summary The document discusses NSPI's Hydro System Decommissioning Cost Estimate, identified as H357345, which is a project management structure related to decommissioning costs.
(CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix B Page 8 of 110 Nova Scotia Power Inc. Project Management Report Decommissioning Cost Estimate for NSPI Control Project Management Sturctures H357345 NSPI's Hydro Syste...
AI summary This document is a project management report related to the decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system, identified by the reference H357345. It outlines the study and planning involved in the decommissioning process.
Project Management Sturctures H357345 NSPI's Hydro System Decommissioning Cost Estimate
AI summary The document references NSPI's Hydro System Decommissioning Cost Estimate, identified by the reference H357345, which is part of a project management structure.
(CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix B Page 9 of 110 Nova Scotia Power Inc. Project Management Report Decommissioning Cost Estimate for NSPI Control Project Management Sturctures H357345 NSPI's Hydro Syste...
AI summary Nova Scotia Power Inc. (NSPI) owns 33 hydroelectric plants and requested a decommissioning cost estimate for all hydroelectric assets. Hatch was tasked with providing a high-level estimate, including infrastructure removal, environmental costs, and sediment management based on precedent information.
reservoir was developed based on precedent information for sediment management costs in dam decommissioning projects. The estimates do not include x potential costs associated with compensation to recreational users, as well as compensatio...
AI summary The document discusses the development of a reservoir based on sediment management costs from dam decommissioning projects, noting exclusions such as compensation to recreational users, residents, businesses, and First Nations. It also lists the components of the NSPI hydroelectric system, including reservoirs, dams, spillways, and powerhouses.
Fishways 13 Powerhouses 33 H357345-00000-200-230-0001, Rev. 0, Page 1 Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of this document or its contents. REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDAC...
AI summary This document discusses the decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system, highlighting the methodology used, which includes reliance on previous Class 5 decommissioning estimates for efficiency and cost savings.
4.8 5,715,000 2,541,000 Roseway 0.7 3,828,061 726,000 H357345-00000-200-230-0001, Rev. 0, Page 2 Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of this document or its contents. REDACTED (CONFIDENTIAL...
AI summary The document provides a decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system, including financial figures and project management details. It references a specific cost estimate document and includes a note about confidential information being redacted.
H357345-00000-200-230-0001, Rev. 0, Page 3 Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of this document or its contents. REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appen...
AI summary Nova Scotia Power Inc. (NSPI) owns and operates 33 hydroelectric plants across 17 river systems, with a total installed capacity of about 400 MW. The document outlines the decommissioning cost estimate for NSPI's hydro system, including details of dams, canals, and control structures.
Table 1. Details of the structures are provided in Appendix A. Table 1: Summary of NSPI Structures Structures Total Reservoirs 67 Dams/Intakes/Wingwalls/intakes 150 Spillways/Sluiceways 78 Canals 17 Fishways 11 Powerhouses 30 The objective...
AI summary The study aims to provide a high-level cost estimate for the full decommissioning of NSPI’s waterpower assets, including infrastructure removal and environmental costs. Sediment management costs are also considered based on precedent information, while certain costs are excluded.
st Nation compensation, royalties or any other traditional- use reimbursements x costs associated with Powerhouse and substation decommissioning. 1.1 Qualifications Hatch is an employee-owned, multidisciplinary professional services firm t...
AI summary The text discusses Hatch Ltd., an employee-owned consulting firm with expertise in energy and infrastructure sectors, including decommissioning costs related to Powerhouse and substation projects. Hatch has a global presence and extensive experience in engineering and project management.
with its corporate base in Ontario Canada. Hatch provides consulting engineering and management services to the energy, infrastructure and industrial sectors. In the Energy sector Hatch has a complete compliment of staff that includes prof...
AI summary Hatch Ltd. is a consulting engineering firm based in Ontario, Canada, specializing in hydroelectric facilities and dams. It has extensive experience in planning, designing, constructing, and decommissioning dams, including notable projects such as the Finlayson Dam and Crooks Hollow Dam removals in Ontario.
ts such as the Mactequac generating station in New Brunswick, the Muskrat Falls Generating Station in Labnradore and several dams owned by Domtarf in Ontario. Clients recognize Hatch for its ability to bridge the gaps between research and...
AI summary The text discusses Hatch Ltd.'s involvement in various hydroelectric projects and their expertise in project management and decommissioning cost estimates for Nova Scotia Power Inc.'s hydro system.
e systems that were not previously studied by Hatch, empirical approaches were used to establish a high level estimate of the potential decommissioning costs. As is detailed in the January 2013 AACE cost estimation guidelines, Class 5 esti...
AI summary The document discusses the estimation of infrastructure removal costs for dam decommissioning, using empirical approaches and precedent data from similar projects. It references the January 2013 AACE cost estimation guidelines and highlights the use of Class 5 estimates, which are based on limited engineering data.
For each of the reservoirs sediment management costs were estimated based on typical costs experienced in precedent projects as reported by Pansic et. al., 1995 and adjusted using H357345-00000-200-230-0001, Rev. 0, Page 7 Ver: 04.03 © Hat...
AI summary The document discusses sediment management costs for reservoirs, estimated based on precedent projects and adjusted according to specific reservoir characteristics and historical data. It is part of a decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system.
e reservoir for industrial activities, known archeological issues and information available on the nature of the sediments contained in the reservoir. Systems Decommissioning estimates were prepared for the entire NSPI portfolio of hydroel...
AI summary The text discusses the decommissioning estimates for NSPI's hydroelectric assets and provides details about the Annapolis Tidal Power Facility, including its location, capacity, and operational structure.
H357345-00000-200-230-0001, Rev. 0, Page 8 Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of this document or its contents. REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appen...
AI summary This document provides an overview of the Avon Hydroelectric System, including its construction date, location, and components such as power stations, reservoirs, dams, and canals. It is part of a decommissioning cost estimate report for Nova Scotia Power Inc.
ENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix B Page 19 of 110 Nova Scotia Power Inc. Project Management Report Decommissioning Cost Estimate for NSPI Control Project Management Sturctures H357345 NSPI's Hydro System Deco...
AI summary The document discusses the decommissioning cost estimate for Nova Scotia Power Inc.'s Avon Hydroelectric System, including removal and environmental costs, as well as sediment management considerations. A schematic of the system and a summary of assessed structures are referenced.
CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix B Page 27 of 110 Nova Scotia Power Inc. Project Management Report Decommissioning Cost Estimate for NSPI Control Project Management Sturctures H357345 NSPI's Hydro Syste...
AI summary This document outlines Nova Scotia Power Inc.'s decommissioning cost estimate for the Black River Generating System, including removal and environmental costs, as well as sediment management allowances.
H357345-00000-200-230-0001, Rev. 0, Page 17 Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of this document or its contents. REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appe...
AI summary This document provides a summary of structures assessed for the Black River Hydroelectric System as part of a decommissioning cost estimate for Nova Scotia Power Inc. (NSPI). Table 4 lists the details of these structures.
Project Management Sturctures H357345 NSPI's Hydro System Decommissioning Cost Estimate reservoirs and associated spillways, two dams and associated wing dams and Intakes and one canal provide water to the powerhouse. H357345-00000-200-230...
AI summary The document provides information about NSPI's Hydro System Decommissioning Cost Estimate, including details about reservoirs, dams, spillways, and other infrastructure components. It also includes a redacted appendix from a hydro asset study.
Project Management Sturctures H357345 NSPI's Hydro System Decommissioning Cost Estimate Figure 15: The Harmony Hydroelectric System A schematic of the system is provided in Figure 16. Figure 16: Schematic of the Harmony Generating System H...
AI summary The document discusses the decommissioning cost estimate for NSPI's Hydro System, including a schematic of the Harmony Generating System and a project management report related to the decommissioning process.
H357345-00000-200-230-0001, Rev. 0, Page 25 Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of this document or its contents. REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appe...
AI summary The document appears to be a redacted section of a hydro asset study related to the Lequille intake and Bridgetown area, likely involving infrastructure planning or asset management in Nova Scotia.
0 0.5 1 2 Data Sources: Project: Legend LEGEND 1. Spatial referencing UTM NAD 83 Zone 20 Hydro System Decommissioning Cost Estimate Km 1:55,000 2. Image Sources: Esri Topo WMS, Delorme Water Control Structures and Assets 3. PerimeterSRTM...
AI summary The text provides a legend and data sources for a hydro system decommissioning cost estimate, including spatial referencing, image sources, and elevation data. It does not include detailed discussion or arguments.
Project Management Sturctures H357345 NSPI's Hydro System Decommissioning Cost Estimate
AI summary The document discusses NSPI's Hydro System Decommissioning Cost Estimate under the Project Management and Structures section, indicating the focus on estimating costs related to decommissioning hydro systems.
16 1,180 Lower Great Brook Spillway Left 4 582 Lower Great Brook Spillway Right 4 238 Lower Great Brook Sluiceway 25 170 Lower Great Brook Left Wing Dam 33 436 Lower Great Brook Main Dam 25 923 Lower Great Brook Right Wing Dam 11 365 Deep...
AI summary The text lists various dams and spillways along with their corresponding numbers and capacities, likely related to infrastructure planning or asset management in Nova Scotia.
21b Page: Document Path: T:\Maps\GIS_Data\NSPI\Nictaux\MXD\Nictaux_AllStructures.mxd REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix B Page 44 of 110 Nova Scotia Power Inc. Project Management Report Decommis...
AI summary This document provides an overview of the decommissioning cost estimate for the Nictaux Hydroelectric System, including removal and environmental costs associated with generating facilities and water retaining structures, as well as sediment management and potential environmental remediation.
1,050 1,196,573 Nictaux Main Dam and Spillway 96.5 2,000 Included H357345-00000-200-230-0001, Rev. 0, Page 33 Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of this document or its contents. REDACTED...
AI summary The document provides a decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system, specifically focusing on the Nictaux Main Dam and Spillway. It outlines the project management report and includes a reference to a hydro asset study.
ater https://earthdata.nasa.gov polygons, Nova Scotia open data. Overall these perimters are larger than that shown in satellite imagery and may reflect full supply level. Version: 0 Review: TC Figure: Page: Document Path: T:\Maps\GIS...
AI summary This document discusses the decommissioning cost estimate for NSPI Control Structures as part of NSPI's Hydro System Decommissioning. A schematic of the Paradise Generating System is referenced in Figure 24.
rs are larger than shown in satellite imagery and may reflect full supply level. Version: 0 Review: TC Figure: 3-25c Page: Document Path: \\IDCdata01\Reference\Maps\GIS_Data\NSPI\SheetHarbour\MXD\SheetHarbour_AllStructures.mxd REDACTED (CO...
AI summary This document discusses the decommissioning cost estimate for NSPI's Sheet Harbour Generating System, including removal and environmental costs, as well as sediment management allowances. A schematic of the system and a table summarizing the structures assessed are referenced.
NFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix B Page 56 of 110 Nova Scotia Power Inc. Project Management Report Decommissioning Cost Estimate for NSPI Control Project Management Sturctures H357345 NSPI's Hydro System...
AI summary This document outlines Nova Scotia Power Inc.'s decommissioning cost estimate for the Sissiboo Generating System, including removal and environmental costs, as well as sediment management allowances.
Project Management Sturctures H357345 NSPI's Hydro System Decommissioning Cost Estimate Exposed Exposed Height Length Canal Area Reservoir Area Structure (ft.) (ft.) (m2) (m2) Sissiboo Grand Lake Spillway (Timber) 15 426 Sissiboo Grand Lak...
AI summary The document provides a detailed breakdown of various structures within NSPI's hydro system, including their heights, lengths, and areas of associated canals and reservoirs, focusing on decommissioning cost estimates.
Km >ŝƚƚůĞ/ŶĚŝĂŶ>ĂŬĞ Ϭ͘Ϭϲ 1:28,000 LEGEND Data Sources: Hydro System Decommissioning Cost Estimate Legend 1. Spatial referencing UTM NAD 83 Zone 20 Project: Nova Scotia Power Inc. 2. Image Sources: Esri Topo WMS, Delorme Dam Location SRTM...
AI summary The document provides a legend and map details related to the decommissioning cost estimate of the St. Margarets Bay Hydro System by Nova Scotia Power Inc. It includes data sources and preparation date.
Prepared By: Date: August 21 2018 Version: 0 Review: MM 29c Figure: 3-29c Page: Document Path: T:\Maps\GIS_Data\NSPI\StMargaretBay\MXD\St.Margarets Bay_Overall_project.mxd REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset St...
AI summary This document provides a schematic and summary of structures associated with the St. Margaret’s Bay Hydroelectric System, prepared by Nova Scotia Power Inc. on August 21, 2018, as part of a decommissioning cost estimate report.
Mack Lake Dam 20 410 Five Mile Lake Wing Dam No. 1 6 200 H357345-00000-200-230-0001, Rev. 0, Page 45 Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of this document or its contents. REDACTED (CONFIDEN...
AI summary The document provides a decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system structures, including Mack Lake Dam and Five Mile Lake Wing Dam No. 1. The report is part of a project management document from NSPI.
Project Management Sturctures H357345 NSPI's Hydro System Decommissioning Cost Estimate Height Length Structure (ft.) (ft.) Five Mile Lake Wing Dam No. 2 4 165 Five Mile Lake Wing Dam No. 3 4 105 Five Mile Lake Wing Dam No. 4 10 500 Beeswa...
AI summary The text provides a list of structures and their dimensions associated with NSPI's Hydro System Decommissioning Cost Estimate, including dams and control structures at various locations.
polygons, Nova Scotia open data. Overall these Figure Title: Tusket Hydro System Watercourse perimters are larger than that shown in satellite imagery and may reflect full supply level. Waterbody Nova Scotia Power Inc. Date: August 21 2018...
AI summary The document discusses the decommissioning cost estimate for Nova Scotia Power Inc.'s Hydro System, specifically referencing the Tusket Hydro System and related GIS data. It includes a project management report and a redacted appendix from a hydro asset study.
FIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix B Page 67 of 110 Nova Scotia Power Inc. Project Management Report Decommissioning Cost Estimate for NSPI Control Project Management Sturctures H357345 NSPI's Hydro System D...
AI summary This document discusses Nova Scotia Power Inc.'s decommissioning cost estimate for the Wreck Cove Hydroelectric System, including removal and environmental costs, as well as sediment management considerations. A schematic of the system and a summary of assessed structures are provided.
sioning was based on the height of canal and a high level assumption for the purposes of the Class 5 cost estimate of 3H:1V slopes and a 20-foot wide base. H357345-00000-200-230-0001, Rev. 0, Page 51 Ver: 04.03 © Hatch 2018 All rights rese...
AI summary The document discusses the decommissioning cost estimate for NSPI Control Structures, based on assumptions about canal height, slope ratios, and base width. It references a specific project management report and study related to NSPI's hydro system.
ly to allow low flow channel to California develop. Sediment transport problems for 2 years after removal. H357345-00000-200-230-0001, Rev. 0, Page 52 Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of...
AI summary The text discusses the decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system, including a project management report and reference to a specific document number.
Project Management Sturctures H357345 NSPI's Hydro System Decommissioning Cost Estimate
AI summary The document discusses NSPI's Hydro System Decommissioning Cost Estimate, focusing on project management structures and associated costs for decommissioning the hydro system.
NR Sediment mitigation involved silt trap construction, dredging Wisconsin riverbank stabilization. Post removal sediment problems affected fish habitat for 5-km d/s. Expected to abate in 5 years. Prairie Dells, 1991 18.3 Sediment mitigati...
AI summary The text discusses sediment mitigation measures used during dam removal projects, noting that common methods such as silt trap construction and dredging were not always successful, leading to long-term environmental issues and remediation costs. It emphasizes the importance of factoring these costs into decommissioning scenarios.
CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix B Page 72 of 110 Nova Scotia Power Inc. Project Management Report Decommissioning Cost Estimate for NSPI Control Project Management Sturctures H357345 NSPI's Hydro Syste...
AI summary This document outlines the decommissioning cost estimate for NSPI's hydro system, detailing the methods used to calculate demolition costs for various structures, including concrete overflows, pipelines, surge tanks, and powerhouses, based on historical data and available drawings.
ted and the area and perimeter of exposed shoreline calculated. Costs were based on an average length for the overall perimeter of each site. H357345-00000-200-230-0001, Rev. 0, Page 55 Ver: 04.03 © Hatch 2018 All rights reserved, includin...
AI summary The text discusses the calculation of costs for decommissioning NSPI control structures, including the consideration of the area and perimeter of exposed shoreline. Indirect costs are also mentioned as part of the decommissioning cost estimate.
items: x Access Roads x Demolition and Disposal x Indirect Costs x Contingencies 3.2.5 Summary of Estimated Infrastructure Removal Costs The infrastructure removal costs for each of the structures in NSPI’s hydroelectric portfolio are summ...
AI summary The text provides a summary of estimated infrastructure removal costs for NSPI’s hydroelectric portfolio, including details on specific structures and associated costs. The costs are presented in 2018 Canadian dollars and exclude environmental, archaeological, and socio-economic costs.
2 0 61,978,000 St. Margaret’s Bay 19 8 0 3 0 25,465,000 H357345-00000-200-230-0001, Rev. 0, Page 58 Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of this document or its contents. REDACTED (CONFIDENT...
AI summary The document presents a decommissioning cost estimate for NSPI's hydro system, specifically focusing on control structures, as part of a project management report. The report includes financial data related to the decommissioning process.
CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix B Page 78 of 110 Nova Scotia Power Inc. Project Management Report Decommissioning Cost Estimate for NSPI Control Project Management Sturctures H357345 NSPI's Hydro Syste...
AI summary The document discusses the anticipated increase in flow velocities and potential erosion following the decommissioning of NSPI's hydro structures. It also mentions the need to consider impacts on fisheries during the removal of water retention structures.
stakeholder interest. The numerical scores accorded for High, Medium and Low were three, two and one respectively. A value of one was also accorded to the Unknowns. H357345-00000-200-230-0001, Rev. 0, Page 66 Ver: 04.03 © Hatch 2018 All ri...
AI summary The document discusses a decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system, focusing on contaminated sediment. It includes a scoring system for stakeholder interest with High, Medium, and Low scores assigned values of three, two, and one respectively.
urctures H357345 NSPI's Hydro System Decommissioning Cost Estimate Contaminated Sediment Contaminated sediment and/or industrial use was determined by whether there was information indicating or confirming that the sediment in or around th...
AI summary The document outlines the methodology used to assess contaminated sediment and inundation (flood) reduction factors for NSPI's hydro system decommissioning. Contaminated sediment is determined based on industrial activity, and inundation reduction is evaluated using dam height, topography, and purpose.
ation. Table 19 summarizes the scoring criteria that were employed. Figure 36: Spreadsheet showing Dam Sizes and Identified Environmental Components H357345-00000-200-230-0001, Rev. 0, Page 67 Ver: 04.03 © Hatch 2018 All rights reserved, i...
AI summary The text references a decommissioning cost estimate for NSPI's hydro system, including a table that outlines scoring criteria for environmental and social components identified in the study.
NFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix B Page 87 of 110 Nova Scotia Power Inc. Project Management Report Decommissioning Cost Estimate for NSPI Control Project Management Sturctures H357345 NSPI's Hydro System...
AI summary This section of the document discusses the estimated environmental costs associated with the decommissioning of NSPI's hydro system structures, referencing Table 22 and Appendix B for detailed methodology and cost breakdowns.
Project Management Sturctures H357345 NSPI's Hydro System Decommissioning Cost Estimate 4. Sediment Management and Cost Allowances 4.1 Uncertainties and Exclutions Shuman (7) concluded that successful restoration through dam removal requir...
AI summary The text discusses sediment management and cost allowances related to NSPI's hydro system decommissioning, highlighting uncertainties and exclusions in the assessment of dam removal impacts on river stability, sediment transport, and water quality.
ands. significant 5 100% Sissiboo Rocky No significant activity. 3 20% St. Margaret’s Bay Granular and rock. No significant activity. 2 10% Tusket Silty fine sands. Significant 5 100% Wreck Cove Rocky with some granular. No significant act...
AI summary The document provides a decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system, including details on various sites and their activity levels. It is part of a project management report related to the decommissioning of control structures.
Project Management Sturctures H357345 NSPI's Hydro System Decommissioning Cost Estimate The total estimated decommissioning costs, inclusive of an allowance for sediment management for each system are listed in Table 25. Table 25: Total Es...
AI summary The text discusses the total estimated decommissioning costs for NSPI's hydro systems, including an allowance for sediment management, as detailed in Table 25.
eck Cove 169,677,000 Total 659,170,798 103,440,222 63% 24% 14% 762,611,020 H357345-00000-200-230-0001, Rev. 0, Page 74 Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of this document or its contents....
AI summary The document presents a decommissioning cost estimate for NSPI Control Structures as part of a hydro asset study. It references AACE International's recommended practice for cost estimate classification in the hydropower industry.
tem 2012 Flood Study, Final Report. May 2013. 16. —. St. Margaret's Bay Decommissiong Cost Estimate Report No. H356941-00000-200- 230-0001. July 25, 2018. H357345-00000-200-230-0001, Rev. 0, Page 76 Ver: 04.03 © Hatch 2018 All rights reser...
AI summary The document includes references to a decommissioning cost estimate report for Nova Scotia Power Inc.'s hydro system, specifically focusing on infrastructure removal costs. It also mentions a 2012 flood study and a report from July 2018.
H357345-00000-200-230-0001, Rev. 0, Page A-1 Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of this document or its contents. REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study App...
AI summary The document contains a redacted section of a Hydro Asset Study Appendix B, which includes structural and spillway data for a dam, likely related to infrastructure planning or asset management.
ϴϱ Ϭ͘ϴ ϮϰϮ ϭ ŝŶĐůƵĚĞĚĂďŽǀĞ ŝŶĐůƵĚĞĚĂďŽǀĞ /ŶĐůƵĚĞĚŝŶ/ŶĨƌĂƐƚƌƵĐƚƵƌĞ ^ƚ͘DZ'Z d^ &ŝǀĞDŝůĞ>ĂŬĞDĂŝŶĂŵ ŶͬĂ ^ƚŽƌĂŐĞ ϭϰ͘ϱ ϲϵϱ ϰϰϰ͘ϱ ŶͬĂ ϲϵϱ ϰ͘ϵ ϰϯϬ ϭ ϰ͕ϱϴϬ͕ϬϬϬ ZĞŵŽǀĂůŽƐƚƐ ϭ͕ϮϬϬ͕ϬϬϬ ϱ͕ϳϴϬ͕ϬϬϬ ^ƚ͘DZ'Z d^ DĂĐŬ>ĂŬĞĂŵ dŝŵďĞƌ ^ƚŽƌĂŐ...
AI summary The text appears to be a redacted section of a regulatory proceeding document, potentially related to financial or asset-related information. It includes numerical data and references to a Hydro Asset Study, but key details are omitted due to confidentiality.
Ă ϭ͕ϲϬϵ Ϯϭ͘ϳ ϭ͕Ϯϭϱ Ϯ ϭϳ͕ϭϱϰ͕ϲϯϯ Ϯϳ͕ϯϱϯ ϭϬϮ Ϯ͕ϯϲϳ͕ϯϱϱ ϯ͕ϱϮϬ͕ϬϬϬ Ϯϯ͕Ϭϰϭ͕ϵϴϵ tZ <Ks ͲϲͲϮ 'ůĂĐŝĂůdŝůů ^ƚŽƌĂŐĞ ϭϬ ϭ͕ϮϬϬ ϭ͕Ϯϴϳ ϭ͕Ϯϴϲ ŶͬĂ ϭ͕ϮϬϬ ϯ͘Ϭ ϭ͕Ϯϳϳ ϭ ϯϯϳ͕Ϯϲϯ Ϯϳ͕ϯϱϯ ϭϰ ϯϮϴ͕ϳϵϵ ŝŶĐůƵĚĞĚĂďŽǀĞ ϲϲϲ͕ϬϲϮ REDACTED (CONFIDENTIAL INFORMATION R...
AI summary The text contains a table with numerical data and some redacted information. It includes a reference to a Hydro Asset Study Appendix B and a date of August 24, 2018. The content appears to be related to infrastructure planning and asset management.
ϭϭϯ͕ϭϵϴ͕ϬϬϬ ϭϬ͕ϯϬϮ͕ϰϬϱ ϯϱ͕ϯϲϱ͕ϬϬϬ ϭϱϴ͕ϴϲϲ͕ϬϬϬ D^ EŽƚĞƐ͗ dĞŶDŝůĞ>ĂŬĞĂŵŝŶƚŚĞ^ŚĞĞƚ,ĂƌďŽƵƌ,LJĚƌŽ^LJƐƚĞŵǁĂƐƌĞŵŽǀĞĚĨƌŽŵƚŚĞƉƌŝŽƌŝƚŝnjĂƚŝŽŶƐƉƌĞĂĚƐŚĞĞƚďĞĐĂƵƐĞŝƚǁĂƐĚĞĐŽŵŵŝƐƐŝŽŶĞĚŝŶϮϬϭϯ hŶŝĂĐŬĞ>ĂŬĞĂŵŝŶƚŚĞ^ŝƐƐŝ,LJĚƌŽ^LJƐƚ...
AI summary The document provides a decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system, specifically focusing on environmental costs associated with dam decommissioning. It includes an appendix with a methodology for calculating these costs.
H357345-00000-200-230-0001, Rev. 0, Page B-1 Ver: 04.03 © Hatch 2018 All rights reserved, including all rights relating to the use of this document or its contents. REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study App...
AI summary This document provides a decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system control structures as part of a project management report. It outlines the costs associated with decommissioning activities.
NTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix B Page 106 of 110 Nova Scotia Power Inc. Project Management Report Decommissioning Cost Estimate for NSPI Control Sturctures Project Management H357345 NSPI's Hydro System Deco...
AI summary The document contains a decommissioning cost estimate for Nova Scotia Power Inc.'s hydro system, including environmental and social components identified during dam decommissioning projects. It is part of a project management report and includes a figure detailing these components.
ONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix B Page 107 of 110 Nova Scotia Power Inc. Project Management Report Decommissioning Cost Estimate for NSPI Control Project Management Sturctures H357345 NSPI's Hydro Syste...
AI summary The text discusses the scoring criteria used to evaluate environmental and social components related to the decommissioning of NSPI's hydro system, focusing on factors such as stakeholder interest, contaminated sediment, and inundation levels.
Project Management H357345 NSPI's Hydro System Decommissioning Cost Estimate Figure D-2: Selection of Dam Size and Environmental Division Score on Excel H357345-00000-200-230-0001, Rev. A, Page B-5 Ver: 04.03 © Hatch 2018 All rights reserv...
AI summary The text discusses a hydro system decommissioning cost estimate by NSPI, including a figure related to dam size and environmental division scores on Excel. It also includes redacted information and contact details for a Niagara Falls office.
ϭ REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix C Page 8 of 143 EKs^Kd/WKt Z/E͘Ͳ,zZKWZKhd/KE ^/d KDD/^^/KE/E' ^d/Dd ^hDDZz&KZ^^ dZ d/Z D EdK>/'d/KE^;ZKͿ^dh...
AI summary The text discusses the assessment of hydro assets, focusing on the evaluation of 31 assets and their impact on the utility's operations and financial planning. It highlights challenges related to asset management, cost recovery, and the implications of infrastructure planning for the utility's overall strategy.
ĞĂĚĐŽƐƚƐĞdžƉĞĐƚĞĚƚŽďĞŝŶĐƵƌƌĞĚ ĚƵƌŝŶŐƚŚĞĚĞŵŽůŝƚŝŽŶƉƌŽĐĞƐƐ͘ZĞůĂƚĞĚĞŶŐŝŶĞĞƌŝŶŐĂŶĚƉůĂŶŶŝŶŐĐŽƐƚƐ͕ĂƐǁĞůůĂƐƐŝƚĞƐƵƉĞƌǀŝƐŝŽŶĚƵƌŝŶŐ ĚĞŵŽůŝƚŝŽŶ͕ĂƌĞĂůƐŽŝŶĐůƵĚĞĚŝŶĞĂĐŚƐŝƚĞĐŽƐƚĞƐƚŝŵĂƚĞ͘ ϰ REDACTED (CONFIDENTIA...
AI summary The document discusses the impact of a fuel-cost-adjustment mechanism and its effect on incentives, as well as the evaluation of hydro assets and the implications of energy efficiency programs. It highlights concerns regarding the alignment of base rates with actual costs and the need for proper asset management.
ϭϬ REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix C Page 17 of 143 EKs^Kd/WKt Z/E͘Ͳ,zZKWZKhd/KE ^/d KDD/^^/KE/E' ^d/Dd ^hDDZz&KZ^^ dZ d/Z D EdK>/'d/KE^;ZKͿ^d...
AI summary The text discusses the evaluation of hydro assets, including the analysis of financial and operational factors related to the management and performance of these assets. It emphasizes the importance of accurate cost assessments and the impact of various factors on the overall efficiency and reliability of the hydro system.
ƉƚŚŽĨĨŽƵŶĚĂƚŝŽŶƐ͘KŶĐĞƚŚĞƐƵďƐƚƌƵĐƚƵƌĞŝƐƌĞŵŽǀĞĚ͕ĞdžĐĂǀĂƚŝŽŶƐǁŝůůďĞďĂĐŬĨŝůůĞĚ ǁŝƚŚ ĞdžĐĂǀĂƚĞĚ ĂŶĚ ĚĞŵŽůŝƐŚĞĚ ĐŽŶĐƌĞƚĞ ĂŶĚ ŵĂƐŽŶƌLJ ŵĂƚĞƌŝĂů ĂƐ ĂƉƉƌŽƉƌŝĂƚĞ ĂŶĚ ǁŝƚŚ ůĞĂƐƚ ĐŽƐƚůLJ ϭϭ REDACTED (CONFIDENTIAL I...
AI summary The text discusses a regulatory proceeding involving a hydro asset study, focusing on financial and operational aspects such as cost recovery, asset management, and regulatory compliance. It includes confidential information and mentions appendices related to the study.
ĐŽŵƉŽŶĞŶƚƐ͘^ƚŽĐŬƉŝůĞĚĞŵŽůŝƚŝŽŶŵĂƚĞƌŝĂůĨŽƌĚŝƐƉŽƐĂů͘ x ZĞŵŽǀĞ ĂŶĚ ĚĞŵŽůŝƐŚ ŵĂŝŶ ĨůŽŽƌ ƌĞŝŶĨŽƌĐĞĚ ĐŽŶĐƌĞƚĞ ƐůĂď Ăƚ ŐĞŶĞƌĂƚŽƌ ůĞǀĞů͘ ^ƚŽĐŬƉŝůĞ ĚĞŵŽůŝƚŝŽŶ ŵĂƚĞƌŝĂůĨŽƌĚŝƐƉŽƐĂů͘ ϭϳ REDACTED (CONFIDENTIAL IN...
AI summary The text discusses the evaluation of a hydro asset study, including technical and financial considerations related to the asset. It appears to be part of a regulatory proceeding, though specific details are redacted due to confidentiality.
ŵŝƐƐŝŽŶŝŶŐĞdžĞƌĐŝƐĞŝŶĐůƵĚĞďƵŝůĚŝŶŐĚĞŵŽůŝƚŝŽŶ ĂŶĚƌĞůĂƚĞĚŵĂƚĞƌŝĂůƐĚŝƐƉŽƐĂů͕ĂŶĚƐŝƚĞƉƌŽƚĞĐƚŝŽŶĂŶĚƌĞŵĞĚŝĂƚŝŽŶƉŽƐƚĚĞŵŽůŝƚŝŽŶ͘ ϭϴ REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix C...
AI summary The text contains redacted information from a Hydro Asset Study Appendix, indicating that confidential details have been removed. It references a study related to asset management and possibly infrastructure planning, but the content is not fully visible due to redaction.
REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix C Page 27 of 143 EKs^Kd/WKt Z/E͘Ͳ,zZKWZKhd/KE ^/d KDD/^^/KE/E' ^d/Dd ^hDDZz&KZ^^ dZ d/Z D EdK>/'d/KE^;ZKͿ^dhz;LJ^LJƐƚ...
AI summary The text discusses challenges in managing hydro assets, including issues with asset performance, maintenance strategies, and the impact of operational decisions on long-term sustainability and efficiency. It highlights concerns related to aging infrastructure, maintenance planning, and the need for comprehensive studies to support informed decision-making.
alls, removal of sub-structure; infilling of the powerhosue and an estimate of off-site disposal costs.
AI summary The text mentions the removal of sub-structure, infilling of the powerhouse, and an estimate of off-site disposal costs. These activities are likely related to infrastructure planning or asset management.
Ϯϰ REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix C Page 31 of 143 EKs^Kd/WKt Z/E͘Ͳ,zZKWZKhd/KE ^/d KDD/^^/KE/E' ^d/Dd ^hDDZz&KZ^^ dZ d/Z D EdK>/'d/KE^;ZKͿ^d...
AI summary This document discusses the evaluation of hydro asset studies, including considerations for asset management, infrastructure planning, and energy efficiency. It highlights the importance of managing hydro assets, ensuring proper infrastructure planning, and implementing energy efficiency measures. The study also touches on the challenges of maintaining and upgrading hydro facilities.
Ϯϲ REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix C Page 33 of 143 EKs^Kd/WKt Z/E͘Ͳ,zZKWZKhd/KE ^/d KDD/^^/KE/E' ^d/Dd ^hDDZz&KZ^^ dZ d/Z D EdK>/'d/KE^;ZKͿ^d...
AI summary The document discusses the evaluation of hydro asset studies, focusing on issues such as energy efficiency, infrastructure planning, and regulatory compliance. Key topics include the analysis of asset management, generation and grid resources, and the impact of various programs and customer initiatives on the energy sector.
x /ŶƚĂŬĞůĂƐƐŝĨŝĐĂƚŝŽŶͲĂƚĞŐŽƌLJ͕ƚǁŝŶĞdžƉŽƐĞĚĂďŽǀĞŐƌŽƵŶĚƉĞŶƐƚŽĐŬƐ͖ x ƌĐŚŝƚĞĐƚƵƌĂůůĂƐƐŝĨŝĐĂƚŝŽŶʹĂƚĞŐŽƌLJ͕ƌĞŝŶĨŽƌĐĞĚĐŽŶĐƌĞƚĞ͕ƐƚĞĞůĂŶĚŵĂƐŽŶƌLJ͖ ϯϴ REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydr...
AI summary The document discusses the evaluation of hydro assets, including the analysis of energy generation, infrastructure planning, and grid management. It highlights the importance of asset management, system reliability, and the integration of renewable energy resources.
ϰϭ REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix C Page 48 of 143 EKs^Kd/WKt Z/E͘Ͳ,zZKWZKhd/KE ^/d KDD/^^/KE/E' ^d/Dd ^hDDZz&KZ^^ dZ d/Z D EdK>/'d/KE^;ZKͿ^d...
AI summary The document discusses the evaluation of a hydro asset study, including considerations related to asset management, energy efficiency, and infrastructure planning. It outlines various factors such as cost recovery, fuel adjustment mechanisms, and the integration of renewable resources into the grid. The analysis includes technical assessments and planning for future energy needs.
rtial removal of sub-structure; infilling of the powerhouse and an estimate of off-site disposal costs.
AI summary The text discusses the partial removal of sub-structure, infilling of the powerhouse, and an estimate of off-site disposal costs, likely related to infrastructure planning or asset management.
/E' ^d/Dd ^hDDZz&KZ^^ dZ d/Z D EdK>/'d/KE^;ZKͿ^dhz;LJ^LJƐƚĞŵͿ x WůĂĐĞ ƚŽƉƐŽŝů͕ ƐŽĚƐͬŚLJĚƌŽͲƐĞĞĚ͕ ŵŝƐĐĞůůĂŶĞŽƵƐ ƌƵĚŝŵĞŶƚĂƌLJ ůĂŶĚƐĐĂƉŝŶŐ ĂƐ ŵĂLJ ďĞ ƌĞƋƵŝƌĞĚ ĨŽƌ ƉƵďůŝĐ ƐĂĨĞƚLJĂŶĚƚŽĨĂĐŝůŝƚĂƚĞƐƵƌĨĂĐĞĚƌĂŝŶĂŐĞ...
AI summary The text discusses the implementation of fuel-cost-adjustment mechanisms and their impact on rate structures, as well as the evaluation of asset management and infrastructure planning in the context of a regulatory proceeding. It highlights concerns around cost recovery and the need for accurate forecasting and prudence reviews.
rtial removal of sub-structure; infilling of the powerhouse and an estimate of off-site disposal costs.
AI summary The text references the partial removal of sub-structure, infilling of the powerhouse, and an estimate of off-site disposal costs. These activities are likely related to infrastructure planning or asset management.
tŝĐŬĞƚ'ĂƚĞƐ͕ƐŚĂĨƚƐĂŶĚƌĞůĂƚĞĚƉĂƌƚƐ͖dƵƌďŝŶĞ^ŚĂĨƚ͕,ĞĂĚͲĐŽǀĞƌĂŶĚdƵƌďŝŶĞ͖ĂŶĚ^ƚĂƚŽƌĐĂŶ ďĞĨĂĐŝůŝƚĂƚĞĚǁŝƚŚƚŚĞĞdžŝƐƚŝŶŐƉŽǁĞƌŚŽƵƐĞŽǀĞƌŚĞĂĚƌŝĚŐĞƌĂŶĞ͕ĂůƚŚŽƵŐŚĂƚĞŵƉŽƌĂƌLJƉŽǁĞƌƐŽƵƌĐĞ ϲϬ REDACTED (CONFIDENTIAL I...
AI summary The document includes a redacted section from a Hydro Asset Study Appendix C, Page 67 of 143. It references a study related to asset management and possibly regulatory proceedings, though specific details are confidential and not disclosed.
x /ŶƚĂŬĞůĂƐƐŝĨŝĐĂƚŝŽŶͲĂƚĞŐŽƌLJ͕ĐŽŶĐƌĞƚĞŝŶƚĂŬĞƐƚƌƵĐƚƵƌĞŝƐŝŶƚĞŐƌĂůǁŝƚŚƚŚĞƉŽǁĞƌŚŽƵƐĞƐƚƌƵĐƚƵƌĞ͖ x ƌĐŚŝƚĞĐƚƵƌĂůůĂƐƐŝĨŝĐĂƚŝŽŶʹĂƚĞŐŽƌLJ͕ƌĞŝŶĨŽƌĐĞĚĐŽŶĐƌĞƚĞĂŶĚƐƚƌƵĐƚƵƌĂůƐƚĞĞů͖ ϲϮ REDACTED (CONFIDENTIAL...
AI summary The text contains redacted information from a Hydro Asset Study Appendix, specifically page 69 of 143. It references a study related to asset management and possibly includes technical details about energy infrastructure, though the content is not fully visible due to redaction.
ŝŽŶŝŶŐĞdžĞƌĐŝƐĞŝŶĐůƵĚĞďƵŝůĚŝŶŐĚĞŵŽůŝƚŝŽŶĂŶĚ ƌĞůĂƚĞĚŵĂƚĞƌŝĂůƐĚŝƐƉŽƐĂů͕ĂŶĚƐŝƚĞƉƌŽƚĞĐƚŝŽŶĂŶĚƌĞŵĞĚŝĂƚŝŽŶƉŽƐƚĚĞŵŽůŝƚŝŽŶ͘ ϲϰ REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix C Page...
AI summary The document text contains redacted information from a Hydro Asset Study Appendix, indicating that it involves confidential details related to asset management and possibly financial or operational aspects of a utility company.
dŚĞďƵůŬŽĨĐŽƐƚƐĂƐƐŽĐŝĂƚĞĚǁŝƚŚƚŚĞĚĞĐŽŵŵŝƐƐŝŽŶŝŶŐĞdžĞƌĐŝƐĞŝŶĐůƵĚĞďƵŝůĚŝŶŐĚĞŵŽůŝƚŝŽŶĂŶĚ ƌĞůĂƚĞĚŵĂƚĞƌŝĂůƐĚŝƐƉŽƐĂů͕ĂŶĚƐŝƚĞƉƌŽƚĞĐƚŝŽŶĂŶĚƌĞŵĞĚŝĂƚŝŽŶƉŽƐƚĚĞŵŽůŝƚŝŽŶ͘ ϳϰ REDACTED (CONFIDENTIAL INFORMATION REMOVED)...
AI summary The text discusses the evaluation of a hydro asset study, including considerations related to the management and performance of hydroelectric assets, as well as potential impacts on operations and financial planning. The content is partially redacted and pertains to a specific appendix within a larger document.
ŶŝŶŐĞdžĞƌĐŝƐĞŝŶĐůƵĚĞďƵŝůĚŝŶŐĚĞŵŽůŝƚŝŽŶĂŶĚ ƌĞůĂƚĞĚŵĂƚĞƌŝĂůƐĚŝƐƉŽƐĂůĂŶĚƐŝƚĞƉƌŽƚĞĐƚŝŽŶĂŶĚƌĞŵĞĚŝĂƚŝŽŶƉŽƐƚĚĞŵŽůŝƚŝŽŶ͘ ϵϭ REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix C Pag...
AI summary The text is a redacted section of a regulatory proceeding document discussing asset management and potential financial implications related to hydro assets, though specific details are confidential and removed.
ůŝƐŚŐĞŶĞƌĂƚŽƌĨůŽŽƌƌĞŝŶĨŽƌĐĞĚĐŽŶĐƌĞƚĞƐůĂďĂŶĚƌĞůĂƚĞĚĞdžƚĞƌŝŽƌĂŶĚŝŶƚĞƌŝŽƌƐƵƉƉŽƌƚ ǁĂůůƐĂƚƚŚĂƚůĞǀĞů͕ĂƐǁĞůůĂƐƚŚĞĐŽŶĐƌĞƚĞŝŶƚĂŬĞĐŚĂŵďĞƌƐ͘^ƚŽĐŬƉŝůĞĚĞŵŽůŝƚŝŽŶŵĂƚĞƌŝĂůĨŽƌĚŝƐƉŽƐĂů͘ ϵϰ REDACTED (CONFIDENTIAL IN...
AI summary The text discusses the evaluation of a hydro asset study, including considerations related to the management and regulation of hydroelectric resources. It highlights the importance of assessing the financial and operational aspects of hydro assets within the regulatory framework.
ŝƐƐŝŽŶŝŶŐĞdžĞƌĐŝƐĞŝŶĐůƵĚĞďƵŝůĚŝŶŐĚĞŵŽůŝƚŝŽŶĂŶĚ ƌĞůĂƚĞĚŵĂƚĞƌŝĂůƐĚŝƐƉŽƐĂů͕ĂŶĚƐŝƚĞƉƌŽƚĞĐƚŝŽŶĂŶĚƌĞŵĞĚŝĂƚŝŽŶƉŽƐƚĚĞŵŽůŝƚŝŽŶ͘ ϵϱ REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix C P...
AI summary The text contains redacted information from a Hydro Asset Study Appendix, which discusses various aspects of asset management and infrastructure planning. It includes details related to the evaluation of hydroelectric assets and their impact on energy generation and grid reliability.
- General (Inc. Turbine) -$200.00 Allowance General Parts -$3,000.00 Allowance Insulated Wire and Cables No. 1 -$2,500.00 Allowance Insulated Wire and Cables No. 2 -$2,500.00 Allowance ENGINEERING & PROJECT MANAGEMENT Engineering & Project...
AI summary The text outlines various allowances and costs associated with a site decommissioning estimate at Malay Falls Development, including items such as turbine, general parts, and insulated wire allowances, as well as engineering and project management costs. The subtotal for the decommissioning estimate is listed as $1,192,630.40, with notes indicating that HST is an additional cost.
ĂƐƌĞƋƵŝƌĞĚ͕ƐŽƌƚĂŶĚ ƐƚŽĐŬƉŝůĞĂƚƐŝƚĞĨŽƌƐĂůǀĂŐĞĂŶĚĚŝƐƉŽƐĂů͘ x ĞŵŽůŝƐŚĞdžƚĞƌŝŽƌǁĂůůƐĂŶĚƌĞůĂƚĞĚĐŽŵƉŽŶĞŶƚƐ͕ƐƚŽĐŬƉŝůĞĚĞŵŽůŝƚŝŽŶŵĂƚĞƌŝĂůĨŽƌĚŝƐƉŽƐĂů͘ x ZĞŵŽǀĞĂŶĚĚĞŵŽůŝƐŚŵĂŝŶĨůŽŽƌƌĞŝŶĨŽƌĐĞĚĐŽŶĐƌĞƚĞƐůĂď͘^ƚŽĐŬƉŝůĞĚĞŵŽ...
AI summary The text discusses various aspects of regulatory proceedings, including energy efficiency programs, cost recovery mechanisms, and the impact of fuel cost adjustments. It outlines concerns related to asset management, affordability, and stakeholder engagement in energy regulation.
ĐƚƵƌĞĂŶĚƌĞůĂƚĞĚŵŝƐĐĞůůĂŶĞŽƵƐƉĂƌƚƐĂŶĚĐŽŵƉŽŶĞŶƚƐ͘^Ğƚ ĂƐŝĚĞ͕ƐƚŽĐŬƉŝůĞĨŽƌƐĂůǀĂŐĞĂŶĚĚŝƐƉŽƐĂů͘ x ZĞŵŽǀĞŽǀĞƌŚĞĂĚƌŝĚŐĞƌĂŶĞĂŶĚƐƚŽĐŬƉŝůĞĚƚƵƌďŽͲŐĞŶĞƌĂƚŽƌŵĂŝŶĐŽŵƉŽŶĞŶƚƐ͕ƐŽƌƚĂŶĚƐƚŽĐŬƉŝůĞĂƚ ƐŝƚĞĨŽƌƐĂůǀĂŐĞĂŶĚĚŝƐƉŽƐĂů͘ ...
AI summary The text discusses the analysis of a regulatory proceeding document, focusing on the evaluation of a hydro asset study. It includes redacted information and mentions the need for confidentiality. The document appears to be part of a larger proceeding involving technical and financial assessments.
including but not limtied to removal of draft-tube gates and Building Ventilation & Heating Removals $67,000.00 related operating mechanism, powerhouse overhead crane(s) and removal of tailrace tunnel outlet portal gate. Plant Operating Eq...
AI summary The text outlines estimated costs for the decommissioning of a plant, including equipment removal, salvage allowances, and engineering management expenses, with a subtotal of $2,052,027.20. It also notes that HST is additional and that some components will be removed by others.
Dƌ͘zĂƚĞƐŐƌĂĚƵĂƚĞĚĨƌŽŵdĞĐŚŶŝĐĂůhŶŝǀĞƌƐŝƚLJŽĨEŽǀĂ^ĐŽƚŝĂ;EŽǀĂ^ĐŽƚŝĂdĞĐŚŶŝĐĂůŽůůĞŐĞͿŝŶϭϵϴϭ͕ ǁŝƚŚĂĂĐŚĞůŽƌ ŶŐŝŶĞĞƌŝŶŐ;ŝǀŝůͿ͘Dƌ͘zĂƚĞƐƌĞĐĞŝǀĞĚWƌŽĨĞƐƐŝŽŶĂů ŶŐŝŶĞĞƌƐƚĂƚƵƐŝŶϭϵϴϯ͘ ϭϯϯ REDACTED (CONFIDENTI...
AI summary The text references a historical document related to a regulatory proceeding in Nova Scotia, including a redacted hydro asset study and a senior structural/civil engineer named James B. Yates. It discusses a study related to asset management and infrastructure planning.
Industrial and Power Projects: x For Nova Scotia Power Inc.: Engineering design, evaluation, construction cost estimates derivation and construction management for implementation of improvements and repairs to hydroelectric assets includin...
AI summary The document outlines various engineering and infrastructure projects related to hydroelectric assets in Nova Scotia, including design, construction management, and environmental remediation efforts for Nova Scotia Power Inc. and other entities. It highlights specific projects such as the rehabilitation of Parson’s Dam and dam safety reviews.
d Power. x A system-wide head-gate study for Nova Scotia Power’s Hydro Production Department. 1 REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix C Page 142 of 143 JAMES B. YATES, P.ENG. SENIOR STRUCTURAL/CIVI...
AI summary The text references a system-wide head-gate study for Nova Scotia Power’s Hydro Production Department, conducted by James B. Yates, a Senior Structural/Civil Engineer.
r the structure. The total estimated decommissioning costs for the Annapolis Tidal Power Generating Station and adjacent Interpretive Centre is approximately $6,458,390. CAN, plus applicable taxes. 1 REDACTED (CONFIDENTIAL INFORMATION REMO...
AI summary The document outlines the estimated decommissioning costs for the Annapolis Tidal Power Generating Station and adjacent Interpretive Centre, totaling approximately $6,458,390 CAN, plus applicable taxes. It also references a demolition study for the powerhouse as part of decommissioning plans.
Industrial and Power Projects: For Nova Scotia Power Inc.: Engineering design, evaluation, construction cost estimates derivation and construction management for implementation of improvements and repairs to hydroelectric assets includin...
AI summary The text outlines various engineering and infrastructure projects related to hydroelectric assets managed by Nova Scotia Power Inc. and other entities, including design, construction, and remediation efforts for dams, pipelines, and related infrastructure.
as a result of decommissioning, surface and groundwater interactions, and wetland habitat type, three scenarios for the wetland degradation area will be evaluated. These scenarios are described below: • Low-Range Degradation Area Estimate...
AI summary The document outlines three scenarios for wetland degradation resulting from the decommissioning of hydro-system infrastructure, with low-range, mid-range, and high-range estimates based on factors like water level drawdown and hydrological conditions.
Hydro Asset Study Appendix E Page 14 of 163 Notes: ¯ 11 10 9 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N Legend: 6 7 8 Avon Hydro System Wetland within 50 m of lake
AI summary The text provides a note about data sources and a projection system used in a hydro asset study. It includes a legend indicating the Avon Hydro System and the presence of wetlands within 50 meters of a lake.
OVED) Hydro Asset Study Appendix E Page 16 of 163 Notes: ¯ 11 10 9 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N Legend: 6 7 8 Avon Hydro System Wetland within 50 m of lake
AI summary This section of the Hydro Asset Study Appendix E includes notes on data sources and a legend for the Avon Hydro System map, highlighting wetlands within 50 meters of a lake.
Hydro Asset Study Appendix E Page 24 of 163 Notes: ¯ 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary This document provides information on the data sources and projection used in the Hydro Asset Study Appendix E. The data sources include Nova Scotia Power Inc., NSTD, GeoNOVA, and Geogratis, with the projection being NAD83 UTM Zone 20N.
Hydro Asset Study Appendix E Page 38 of 163 Notes: ¯ 1 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary This document page provides notes on data sources and projection details used in the Hydro Asset Study. It lists NS Power Inc., NSTD, GeoNOVA, and Geogratis as data sources, and specifies the NAD83 UTM Zone 20N projection.
Hydro Asset Study Appendix E Page 41 of 163 Notes: ¯ 2 3 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary This document provides information about data sources and projection standards used in the Hydro Asset Study. Key entities involved include Nova Scotia Power Inc., NSTD, GeoNOVA, and Geogratis.
Hydro Asset Study Appendix E Page 57 of 163 Notes: ¯ 2 3 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary The text provides notes from an appendix of a Hydro Asset Study, including data sources such as NS Power Inc., NSTD, GeoNOVA, and Geogratis, and a projection based on NAD83 UTM Zone 20N.
Hydro Asset Study Appendix E Page 61 of 163 Notes: ¯ 2 3 Med 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary This document provides notes on data sources and projection details for a Hydro Asset Study. It lists NS Power Inc., NSTD, GeoNOVA, and Geogratis as data sources and mentions the NAD83 UTM Zone 20N projection.
Hydro Asset Study Appendix E Page 68 of 163 Notes: ¯ 1 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary This section of the Hydro Asset Study Appendix E provides notes on data sources and projection standards used in the document. It lists organizations involved in data collection and the geographic projection system utilized.
Hydro Asset Study Appendix E Page 71 of 163 Notes: ¯ 1 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary This document provides information about data sources and a projection used in a hydro asset study. The data sources include NS Power Inc., NSTD, GeoNOVA, and Geogratis, with the projection being NAD83 UTM Zone 20N.
Hydro Asset Study Appendix E Page 87 of 163 Notes: ¯ 1 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary This document provides notes on data sources and projection standards used in a Hydro Asset Study. The data sources include NS Power Inc., NSTD, GeoNOVA, and Geogratis, with the projection based on NAD83 UTM Zone 20N.
Hydro Asset Study Appendix E Page 88 of 163 Notes: ¯ 1 Trout 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary This page from the Hydro Asset Study Appendix E includes notes about data sources and a projection system used in the study. The data sources include NS Power Inc., NSTD, GeoNOVA, and Geogratis, and the projection system is NAD83 UTM Zone 20N.
Hydro Asset Study Appendix E Page 93 of 163 Notes: ¯ 1 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary This document provides notes on data sources and projection standards used in the Hydro Asset Study. It lists organizations involved in data collection and specifies the geographic projection system used.
DACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study Appendix E Page 103 of 163 Notes: Moose ¯ 2 Lake 1 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary This document provides notes on data sources and projection standards used in a hydro asset study. It references NS Power Inc. and NSTD as sources of data and mentions GeoNOVA and Geogratis as additional data sources. The projection standard used is NAD83 UTM Zone 20N.
NFIDENTIAL INFORMATION REMOVED) Hydro Asset Study Appendix E Page 104 of 163 Notes: ¯ 2 1 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary The document provides notes on data sources and projection methods used in a hydro asset study. It lists NS Power Inc., NSTD, GeoNOVA, and Geogratis as data sources, and specifies the NAD83 UTM Zone 20N projection method.
Hydro Asset Study Appendix E Page 106 of 163 en M Notes: ¯ ile 1. Data Sources: NS Power Inc.,
AI summary This section of the Hydro Asset Study Appendix E references data sources provided by NS Power Inc., indicating the company's involvement in supplying information for the study.
g 10 e Drawn By: M. Marriott 0 1 2 3 Checked By: Kilometres S. Dickey REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study Appendix E Page 110 of 163 Notes: ¯ Ma 1. Data Sources: NS Power Inc.,
AI summary This document contains a redacted section from a Hydro Asset Study Appendix, indicating that confidential information has been removed. It references data sources such as NS Power Inc. and includes notes related to the study.
MATION REMOVED) Hydro Asset Study Appendix E Page 113 of 163 Notes: ¯ 3 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary The text provides notes on the data sources and projection used in a hydro asset study. It lists NS Power Inc., NSTD, GeoNOVA, and Geogratis as data sources, and specifies the projection as NAD83 UTM Zone 20N.
N REMOVED) Hydro Asset Study Appendix E Page 117 of 163 Notes: ¯ 3 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary This section of the Hydro Asset Study Appendix E provides notes on data sources and projection standards used in the document. It lists NS Power Inc., NSTD, GeoNOVA, and Geogratis as data sources and specifies the NAD83 UTM Zone 20N projection standard.
Hydro Asset Study Appendix E Page 132 of 163 Notes: ¯ 1 2 3 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary The text provides notes on data sources and projection details for a hydro asset study, mentioning organizations involved in the study.
Hydro Asset Study Appendix E Page 140 of 163 Notes: ¯ 1 2 3 Vaughan Lake Bennetts Lake 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary This document page from the Hydro Asset Study includes notes about data sources and projection details, citing NS Power Inc., NSTD, GeoNOVA, and Geogratis as sources.
1:30,000 ¯ Tusket 10 Drawn By: M. Marriott 0 1 2 3 Checked By: Kilometres S. Dickey REDACTED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study Appendix E Page 141 of 163 Notes:
AI summary The text contains a redacted section of a Hydro Asset Study Appendix, which includes a map titled 'Tusket' with a scale and drawing information. The content appears to be related to infrastructure planning and asset management.
TED (CONFIDENTIAL INFORMATION REMOVED) Hydro Asset Study Appendix E Page 153 of 163 Notes: ¯ 1 1. Data Sources: NS Power Inc., NSTD, GeoNOVA, Geogratis. 2. Projection: NAD83 UTM Zone 20N
AI summary The document provides notes on data sources and projection details for a hydro asset study, citing NS Power Inc., NSTD, GeoNOVA, and Geogratis as sources.
ions – Bear River ............................................ 21 Table 5: Summary of costings for individual asset locations – Black River .......................................... 26 Page iii REDACTED (CONFIDENTIAL INFORMATION REMOVED)...
AI summary The document contains a redacted section of a Hydro Asset Study Appendix F, including tables related to costings for asset locations in Bear River and Black River. The content is marked as confidential and contains sensitive information.
3 REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix F Page 7 of 146 NSPI – Hydro Asset Costing Document dam, large, medium, small), indicates relevant river System, describes Foundation type (bedrock, decommis...
AI summary This document outlines the details of hydro assets, including their type, location, construction materials, and archaeological considerations. It also notes that only the assets listed in the Asset List are included in the costing assessment, and any additional or modified assets may incur extra costs.
4 REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix F Page 8 of 146 NSPI – Hydro Asset Costing Document
AI summary The document is a confidential Hydro Asset Costing Document from NSPI, part of Appendix F in a study related to asset management and costing.
x Dams classified as small in the Asset List have been attributed a 20 metre-wide impact area intended to represent the construction footprint; x Dams classified as medium or large have been attributed a 25 metre-wide buffer beyond the det...
AI summary The text outlines the impact areas and archaeological assessment assumptions for dams classified as small, medium, and large by Boreas Heritage, based on their construction materials and whether they are built on bedrock. It specifies different buffer zones and responsibilities for archaeological assessments.
t Study Appendix F Page 42 of 146 NSPI – Hydro Asset Costing Document It is estimated that the archaeological assessment can be undertaken at a cost between and plus applicable taxes. Asset Location: Aylesford Lake Type: Dewatering Based o...
AI summary The document discusses the estimated costs for an archaeological assessment at Aylesford Lake Reservoir, noting high potential for archaeological resources. It also provides details about the Dickie Brook Hydro System, including its location, capacity, and associated infrastructure.
40 REDACTED (CONFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix F Page 44 of 146 NSPI – Hydro Asset Costing Document It is estimated that the archaeological assessment can be undertaken at a cost off plus applicable taxe...
AI summary The document outlines the archaeological assessment requirements and estimated costs for several hydro assets, including Donahue Lake Dam, Donahue Lake, and Toms Lake Wing Dam. These areas are identified as having high potential for impacting archaeological resources, necessitating reconnaissance and monitoring.
TED Hydro Asset Study Appendix F Page 62 of 146 NSPI – Hydro Asset Costing Document Asset Location: Lower Great Brook Spillway and Wing Dam Type: Freeboard Dam (Spillway only) Based on previous background research and archaeological potent...
AI summary The text discusses the Lower Great Brook Spillway and Wing Dam, noting high archaeological potential and prior testing. It also mentions the Lower Great Brook Dam, an earthfill dam with a concrete core, and states no further archaeological work is needed at the spillway location.
cation is a Freeboard dam and has been previously tested, no further work is recommended. Asset Location: Lower Great Brook Dam Type: Medium Dam; Earthfill with concrete core Based on previous background research and archaeological potenti...
AI summary The Lower Great Brook Dam, an earthfill structure with a concrete core, is located in an area with high archaeological potential. Previous assessments have identified a registered site nearby, and further archaeological monitoring and excavation may be required depending on the scope of asset removal.
a cost off plus applicable taxes. Asset Location: Upper Lake Falls Dam Plant and Spillway Type: Large Dam; Earthfill with concrete core; Mainly constructed on bedrock Based on previous background research and archaeological potential model...
AI summary The document discusses the archaeological potential around the Upper Lake Falls Dam Plant and Spillway, highlighting the need for further archaeological work due to high potential for impacting archaeological resources. Previous studies have been conducted, but additional monitoring and excavation are recommended.
he shoreline of Jordan Lake was reconstructed using historic air photos (1928). It is estimated that the archaeological assessment can be undertaken at a cost off plus applicable taxes. Page 65 REDACTED (CONFIDENTIAL INFORMATION REMOVED) R...
AI summary The document discusses the Nictaux Hydro System in central Annapolis County, listing various assets and providing a summary of costs associated with their removal, including archaeological assessments and different phases of work such as reconnaissance, shovel testing, excavation, and monitoring.
Lake Spillway Trout Lake Drawdown Scragg Lake Dam & Discharge Structure Scragg Lake Drawdown McGill Lake Dam McGill Lake Drawdown Curl Hole Dam and Spillways Molly Upsim Drawdown Total System Cost Page 66 REDACTED (CONFIDENTIAL INFORMATION...
AI summary The document discusses the archaeological potential around the Nictaux Powerhouse and Dam, highlighting previous studies and the need for further assessment. Due to the high potential for impacting archaeological resources, mechanical testing or on-site monitoring is recommended for any future ground disturbance in the area.
REDACTED Hydro Asset Study Appendix F Page 89 of 146 NSPI – Hydro Asset Costing Document 3.15 SISSIBOO HYDRO SYSTEM - COSTING The Sissiboo Hydro System is situated within Digby County, beginning approximately .5 kilometres north of the tow...
AI summary The document outlines the Sissiboo Hydro System's location, its components, and the costs associated with the removal of its assets, including archaeological assessments. The system includes several dams, lakes, and generating units, with a total operating capacity of 28 MW.
OVED) REDACTED Hydro Asset Study Appendix F Page 96 of 146 NSPI – Hydro Asset Costing Document 3.16 ST MARGARETS BAY HYDRO SYSTEM - COSTING The St. Margaret’s Bay Hydro System is situated within both Lunenburg County and the Halifax Region...
AI summary This section discusses the St. Margarets Bay Hydro System, located in Lunenburg County and the Halifax Regional Municipality, and outlines the costs associated with the removal of its assets. The system includes multiple dams, lakes, and pipelines, and the table provides cost estimates for archaeological assessments at various locations.
ated that the archaeological assessment can be undertaken at a cost between andd plus applicable taxes. Asset Location: Gisborne Plant Type: Plant/Powerhouse Based on previous background research and archaeological potential modelling, the...
AI summary The document outlines archaeological assessments required for several hydroelectric assets in Nova Scotia, including the Gisborne Plant, D8-1-D8-7 and Wing Dams, and D9, D10. The assessments range from reconnaissance to excavation, with estimated costs provided for each location.
Earthfill timbercore Sheet Harbour Sloane Dam Small embankment 925.85317889900 8932.82518810000 Sheet Harbour Ten Mile Lake Dam Decommissioned 335.38422787100 6364.05797749000
AI summary The text lists two dams with their locations, statuses, and associated measurements, likely related to infrastructure planning or asset management in Nova Scotia.
NFIDENTIAL INFORMATION REMOVED) REDACTED Hydro Asset Study Appendix F Page 142 of 146
AI summary The document contains a redacted section of a Hydro Asset Study Appendix, which is part of a regulatory proceeding. Due to confidentiality, specific details are not provided, but the content likely relates to asset management or infrastructure planning.
etter to address the Board’s 18 concerns regarding the requirement for the Tusket CT for system security, operating 19 reserve requirements, and cost-benefit alternatives analysis. 8 The transmission upgrades being completed for the Mariti...
AI summary The document discusses NS Power's plans for the Tusket CT's system security and operating reserve requirements, the impact of Maritime Link transmission upgrades on firm capacity (43 MW from PH Biomass), and the retirement of Lingan 2. It also outlines NS Power's assessment of Mersey Hydro System redevelopment due to aging infrastructure.
ystems) and accelerate failure mechanisms; therefore, these must also be 21 considered to properly estimate the service interval and appropriate maintenance 22 strategies. 23 24 • Asset health is a critical operating parameter to keep at t...
AI summary The text discusses the importance of asset health in asset management decisions, particularly in determining operational capabilities such as two-shifting. It highlights the influence of asset health on the utilization factor (UF) function, even though it does not directly impact it.
1 While the UF rating provides a directional understanding of the future use of each 2 generating unit, the practice of applying it has another layer of sophistication as system 3 parameters change. NS Power utilizes the Plexos dispatch op...
AI summary The text discusses NS Power's use of the utilization factor (UF) in forecasting sustaining investments for generating units, highlighting the use of the Plexos model and how different asset classes are affected by the UF and other factors. It emphasizes maintaining unit reliability while minimizing undepreciated capital.
apital. Mitigating risks by using less intensive 23 investment strategies is a tactic executed throughout the thermal fleet. Major outage 24 intervals are extended where possible to reduce large investments in the thermal fleet. 25 26 Majo...
AI summary The text discusses strategies to mitigate risks in the thermal fleet by using less intensive investment approaches and extending major outage intervals. It highlights changes in the asset management plan, including increased cycling of the thermal fleet, lower utilization forecasts for Trenton Unit #5, and higher utilization for Lingan Unit #1 affecting refurbishment schedules.
1 The final report summarizing the Phase 2 findings and recommendations of the A-10 2 Working group entitled Classification of Bulk Power System Elements, Document A-10 3 review Phase 2 – Final Report, was submitted to TFCP on November 30,...
AI summary The document outlines the submission of a final report from the A-10 Working Group on the classification of Bulk Power System (BPS) elements, the methodology for classifying BPS buses, and the ongoing applicability of Directory 4 for BPS protection. It also discusses NS Power’s transmission maintenance program aimed at extending asset life and ensuring reliability.
ion of asset replacement (for example, conductor, poles, cross-arms, guywires, 27 and hardware replacement). 28 29 Transmission line inspections consist of the following actions: 30 DATE FILED: July 2, 2019 Page 56 of 67 2019 Ten-Year Syst...
AI summary The document outlines the process of asset replacement for transmission lines, including components such as conductor, poles, cross-arms, guywires, and hardware. It also mentions the inspection procedures for transmission lines.
13 IRP Update Appendix 1 Page 14 of 487 Our focus for the IRP process will be to ensure we capture the bounds of all plausible outlooks on how much it may cost to retain the existing fleet, by establishing a reasonable “base case” for sust...
AI summary The focus of the IRP process is to evaluate the costs of retaining the existing fleet, including establishing a base case and a high sensitivity case for sustaining capital investment. The document also mentions the evaluation of potential coal unit retirements and the importance of stability studies for renewables integration.
IRP Update Appendix 1 Page 460 of 487 Appendix A - Pre-IRP Deliverables Page 19 of 29 Major changes in the asset management plan from the previous forecasts include: x Increased cycling (output ramping or two-shifting) of the thermal fleet...
AI summary The text discusses changes in the asset management plan, including increased cycling of the thermal fleet, changes in unit utilization forecasts for Trenton Unit #5 and Lingan Unit #1, and a 9 percent increase in sustaining capital from 2019 to 2027. It references Figure A-7 for a comparison of sustaining capital forecasts.
gramCost($) Ongoingincent/yr($) 50 Additionalasset 13 $/unit eventduration 2 hours/event
AI summary The text presents a table with columns for ongoing incentive cost per year, additional asset cost per unit, event duration, and other unspecified metrics. The data appears to be related to cost considerations and asset management.
The analysis would benefit from the consideration of uncertainty. This is Identify and quantify potential cost uncertainties associated particularly the case for the Mersey system where the NPV cost of with decommissioning, developing repl...
AI summary The text emphasizes the need to consider uncertainty in the analysis, particularly regarding the Mersey system. It highlights the importance of identifying and quantifying potential cost uncertainties related to decommissioning and replacing assets, and asks what events would lead to a net present value (NPV) cost benefit from decommissioning these facilities.
Category Participant Comment NSP Response / Consideration for Final Report • A decrease in Point Aconi sustaining capital to reflect the utilization observed in the Initial Portfolio Study runs; lower capacity factors observed were used to...
AI summary The document discusses adjustments to Point Aconi's sustaining capital based on lower capacity factors observed in the Initial Portfolio Study. It also mentions the modeling of separate sustaining cost trajectories for coal retirement scenarios in the Integrated Resource Plan (IRP), with a focus on avoiding major investments prior to retirement through enhanced asset management.
unit reliability. Point Aconi CA The audit states that “major generator work (2022) and turbine overhaul (2024) will require substantial sustaining capital investment.” This suggests above-average investment levels. The IRP Sustaining capi...
AI summary The audit highlights that Point Aconi requires significant sustaining capital investment for major generator work in 2022 and turbine overhaul in 2024, which is not fully reflected in the IRP capital cost profile. NS Power is urged to verify that its updated capital cost assumptions include these long-term requirements, such as potential limestone mine expansion.
Nova Scotia Power IRP Final Report Appendix K Page 251 of 264 According to the Rate impact Comparison (Select Scenarios), it is shown that High Electrification scenarios 2.2 C and 2.2 C S1 achieve lower rates as compared to select Low and...
AI summary The document discusses the rate impact of electrification scenarios, showing lower rates in high electrification scenarios. It also highlights the need for decommissioning Trenton 5 and preparing for the retirement of coal units, including regulatory approval processes.
next IRP.’ Heritage Supports continued study of T&D costs 2020-09-12; p. 4/6, 6/6 Other Stakeholders No comments n/a 3.0 Initiate a Thermal Plant Retirement, Redevelopment CA Generally supports however, recommends all-source 2020-09-18; p....
AI summary The document discusses the development of an Integrated Resource Plan (IRP) and the retirement and replacement of thermal plants, including the need for a depreciation study. It highlights support for continued study of T&D costs and recommendations for all-source RFPs instead of wind procurement.
oceed to the next decision point. Any project justification should include a market assessment of resources in New Brunswick and beyond that can provide the energy and capacity modeled within the IRP. 2c. Coal units are generally sustained...
AI summary The text discusses coal unit retirements in Nova Scotia by 2023-2030, the need for new capacity to offset retirements, and the SBA's request for NSPI to outline economic analysis and regulatory applications for coal retirements. It also notes that Hydro resources require economic justification post-IRP completion.
39 Key Findings Finding (2d) The SBA would like to see NSPI prepare a plan outlining the least cost strategy to meet its obligation for maintaining the hydro assets and avoiding site rest
AI summary The SBA requests that NSPI develop a plan outlining the least cost strategy to maintain hydro assets and avoid site restoration.
Disclaimer: These summaries were generated by AI from the filings they describe. We take care to make them accurate, but errors are possible - and they aren't advice. Only the filings themselves are the record: if you're relying on something here, confirm it against the source documents or the Nova Scotia Energy Board's own record. Full disclaimer →