N-1Application
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CI C0059783 HYD Upper Lake Falls 2 Overhaul NON-CONFIDENTIAL September 2, 2025 NSEB APPROVAL SHEET HYD Upper Lake Falls 2 Overhaul Project Title: CI Number: C0059783 Date: September 2, 2025 Expenditure Profile Type of Filing Year 2024 Budg...
AI summary This document is an NSEB approval sheet for the HYD Upper Lake Falls 2 Overhaul project, detailing budget amounts and project estimates from 2024 to 2027, with a total budget of $1,678,153. The project was submitted by Nova Scotia Power Inc. and approved by the Nova Scotia Energy Board on August 28, 2025.
Summary of Related CIs +/- 2 years: Pursuant to Section 11.2 of the CEJC, related CIs for Hydro projects include "work completed on the same generating unit and dam structures, but not necessarily the same asset." 2025 CI C0042526 HYD ULF2...
AI summary The document outlines a capital investment (CI) related to the Stator Refurbishment for the HYD ULF2 generating unit under the Mersey River Hydro project, with a cost of $463,793 and a depreciation class assigned over a 25-year estimated life.
Why do this project? This project is consistent with the Mersey Hydro System sustaining capital strategy outlined in Appendix G of the 2025 ACE Plan. As part of NS Power's long-term planning under the HIP, targeted investments in aging gen...
AI summary This project aligns with the Mersey Hydro System's capital strategy and NS Power's long-term planning under the HIP. It involves refurbishing Upper Lake Falls Unit 2 to maintain safe and reliable operations, manage water levels, and mitigate risks during the deferral period before redevelopment or decommissioning.
Why do this project this way? Refurbishing this unit through the replacement of specific worn components is the most economical way to achieve the intended project scope, considering both the current condition of its components and the uni...
AI summary Refurbishing specific worn components of the unit is the most economical and reliable approach to achieve the project scope, ensuring continued support for water management on the Mersey River. Full replacement is not economically viable, and running the unit to failure is not technically feasible due to potential operational impacts.
Contingency Statement Contingency for this project has been determined using a combination of internal subject matter expert (Professional Engineers) judgment, previous experience with hydro unit overhaul projects, as well as the non-bindi...
AI summary The contingency for the hydro unit overhaul project is set at 15 percent, based on expert judgment and previous experience. It accounts for water management risks, potential refurbishments, and unforeseen increases in material and contract costs.
Title: HYD Upper Lake Falls 2 Overhaul Description Unit Quantity Unit Estimate Total Estimate Cost Support Reference Completed Similar Projects (FP#'s) Hydro River Staff - Construction Regular Labour PD 783 $ 417 $ 326,327.40 Engineering S...
AI summary The document presents a cost estimate for the HYD Upper Lake Falls 2 Overhaul project, detailing various labor, material, and service costs. It includes breakdowns for construction, engineering, travel, materials, and administrative overhead, with a total estimated cost of $1,582,014, including administrative overhead and interest capitalized.
99767Board Decision Letter
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CI C0059783 HYD Upper Lake Falls 2 Overhaul $1,582,014 This capital item was included in NS Power's 2025 ACE Plan with a budget of $1,678,153. NS Power indicated that a decrease of $96,139 in the budgeted amount is due to the reduction of...
AI summary NS Power is requesting approval for a $1,582,014 capital expenditure to refurbish Upper Lake Falls Unit 2, part of the Mersey River Hydro Station Link. The project is necessary to ensure the reliability and safety of the hydro system, prevent safety risks, and maintain operational continuity. The refurbishment is deemed the most practical and economical option compared to full replacement, considering technical and structural constraints.
CI Number: C0059783 Date: September 2, 2025 Expenditure Profile Type of Filing Year Budget Amount Project Estimate Capital Project Authorization X 2024 2025 2026 2027 46,084 976,892 655,177 449 531,636 914,221 135,708 Unforeseen and Unbudg...
AI summary The document outlines expenditure profiles for the years 2024 to 2027, including budget amounts, project estimates, and types of filings such as Unforeseen and Unbudgeted, Planned & Advanced, and Authorization to Overspend. It provides a summary of total expenditures across these years.
99181Letter NSPI re: Capital Items Filed Outside the Quarter Package
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September 2, 2025 Crystal Henwood Regulatory Affairs Officer/Clerk Nova Scotia Energy Board 1601 Lower Water Street, 3rd Floor P.O. Box 1692, Unit "M" Halifax, NS B3J 3S3 Re: Capital Items Filed Outside the Quarter Package Dear Ms. Henwood...
AI summary A document dated September 2, 2025, from an individual to the Nova Scotia Energy Board, requesting the review and approval of capital items filed outside the quarter package.
Planned & Advanced (P&A) Capital Items • CI C0074130 – Robie Street Underground – $4,465,119 $2,364 spent as at June 30, 2025 Partially Confidential
AI summary This section outlines a planned and advanced capital item, CI C0074130, related to the Robie Street Underground project, with a total budget of $4,465,119 and $2,364 spent as of June 30, 2025. The item is partially confidential.
Request for Confidentiality Pursuant to Rule 12 of the Board Regulatory Rules, NS Power requests confidential treatment of certain portions of the material filed in support of the following Capital Work Order: 1. CI C0074130 – Robie Street...
AI summary NS Power is requesting confidential treatment for certain portions of the material submitted in support of the Capital Work Order CI C0074130 – Robie Street Underground, in accordance with Rule 12 of the Board Regulatory Rules.
99351NSEB (NSPI) IR 1 to 9
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Request IR-3: - a) Please list the scope of work for "2025 CI C0042526 HYD ULF2 Stator Refurbishment $463,793". - b) Please confirm whether these Capital Investments (CIs) pertain to separate work not included in the current application.
AI summary Request IR-3 asks for the scope of work for a specific stator refurbishment project and whether related capital investments are outside the current application's scope.
Request IR-5: - In the "Why do this project" of NS Power's application, NS Power notes that "Internal condition assessments were completed by NS Power in 2016 and 2023. Based on these assessments, the operating mechanisms (bushings, bearin...
AI summary NS Power's application for a project includes findings from internal condition assessments in 2016 and 2023, which identified issues with operating mechanisms at Upper Lake Falls Hydro Station. The request seeks clarification on actions taken, expected service life, assessment processes, and compliance with standards.
Request IR-6: - In the "Why do this project now" of NS Power's application, NS Power notes that "The last major overhaul was completed in 1999. A subsequent minor refurbishment was done in 2018 but only addressed components above the headc...
AI summary NS Power is requesting a complete refurbishment of a unit due to major issues identified in condition assessments, as the last major overhaul was in 1999 and a minor refurbishment in 2018 only addressed components above the headcover. The request includes questions about the 2018 work and a comparison with the proposed complete refurbishment.
Request IR-7: - In the "Why do this project this way" of NS Power's application, NS Power notes that "Refurbishing this unit through the replacement of specific worn components is the most economical way to achieve the intended project sco...
AI summary NS Power proposes refurbishing a unit by replacing specific worn components rather than replacing the entire unit, citing cost-effectiveness. The request asks for a comparison of the scope of work and cost estimates between the overhaul and full unit replacement.