N-1CI Work Order
5 passages
NSEB APPROVAL SHEET Project Title: TUC2 - HP/IP Turbine Refurbishment CI Number: C0051136 Date: May 16, 2025 Expenditure Profile Type of Filing Year Budget Amount Project Estimate Capital Project Authorization Unforeseen and Unbudgeted (U&...
AI summary The document presents an NSEB Approval Sheet for the TUC2 - HP/IP Turbine Refurbishment project, detailing expenditure profiles, budget amounts, project estimates, and types of filings across multiple years, including authorization to overspend and scope changes.
Summary of Related CIs +/- 2 years: Pursuant to Section 11.2 of the CEJC, related CIs for Steam projects includes "work completed on the same asset (turbine, boiler, etc.) and on the same unit (Lingan Unit #3, for example)." - 2023 CI C005...
AI summary The document summarizes capital investments (CIs) for Steam projects under Section 11.2 of the CEJC, including blade replacement and turbine valve refurbishment at Tufts Cove 2. The depreciation class and 30-year estimated asset life are specified for the Steam Production Plant.
Why do this project this way? Inspection and refurbishment of the HP/IP turbine components within appropriate time intervals and OEM recommendations versus complete replacement of the turbine is the most cost-effective approach. This appro...
AI summary Refurbishing HP/IP turbine components during the 2024 outage is deemed more cost-effective than full replacement, ensuring safe operation and aligning with NS Power's asset management strategy. This approach balances reliability with efficient resource allocation.
Reason for Variance The increase of approximately $1.7 million over the approved 2024 ACE Plan budget of $4,264,777 is due to additional scope resulting from inspection findings that the welds have failed in service on the shroud bands of...
AI summary The increase of approximately $1.7 million in the 2024 ACE Plan budget is due to unexpected issues discovered during turbine refurbishment, including failed welds and vibration problems. These issues required additional work, such as specialized welding and adjustments to improve heat rate and reduce downtime.
719,275 Capital Item Accounts Exp. Type Utility Account Forecast Amount Additions 1000 - SGP - Turbo Gen.Instal. 5,453,106 Retirements 1000 - SGP - Turbo Gen.Instal. 511,922 Total Cost: 5,965,028 CI C0051136 - TUC2 HP IP Refurbishment Acco...
AI summary The document details capital item accounts related to the TUC2 HP IP Refurbishment project, including additions and retirements under account 1000 - SGP - Turbo Gen.Instal. It also outlines variances in labour costs due to adjustments made during the commissioning process, including the need for additional disassembly and reassembly of the HP/IP turbine.
98441Board Decision Letter
3 passages
The Board has reviewed NS Power Inc.'s application dated May 16, 2025, in which Board approval was requested for the following non-confidential Approval to Overspend (ATO) Work Order: Approved ATO Revised Amount Amount Amount CI C0051136 T...
AI summary NS Power Inc. has requested Board approval for an ATO Work Order related to the refurbishment of a turbine, with a 40% increase in cost from the originally approved 2024 ACE Plan due to additional scope discovered during detailed inspections.
Board staff issued Information Requests (IRs) concerning this matter on June 11, 2025, to which NS Power responded on July 2, 2025. In response to Board staff IR-1, NS Power provided a breakdown of the costs related to the original and exp...
AI summary Board staff requested information regarding project costs, and NS Power provided a breakdown. An inspection of the IP turbine rotor revealed damage requiring repairs costing around $250,000. Additional work to address air leakage and vibration issues at Tufts Cove Unit 2 cost approximately $1.4 million. The Board approved an ATO of $1,700,251 for the total project cost of $5,965,028.
CI Number: C0051136 Date: May 16, 2025 Expenditure Profile Type of Filing Year Budget Amount Project Estimate Capital Project Authorization Unforeseen and Unbudgeted (U&U) 2024 3,760,671 4,916,788 Planned & Advanced (P&A) 2025 504,106 1,04...
AI summary The document presents an expenditure profile for a regulatory proceeding, outlining budget amounts, project estimates, and authorization types for various years. It includes a total of projected costs and specific authorization types such as Authorization to Overspend (ATO) and Scope Change.
97684Letter NSPI re: First Quarter 2025 Capital Items and Reports
6 passages
May 16, 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: First Quarter 2025 Capital Items and Reports Dear Ms. Henwood: Enclos...
AI summary The document is a request for the approval of capital items for the First Quarter of 2025, submitted to the Nova Scotia Energy Board by an individual named Crystal Henwood, who holds the position of Regulatory Affairs Officer/Clerk.
2025 ACE Plan Capital Items for Subsequent Approval - CI C0021140 New 138KV 25KV Substation Stellarton $12,960,396 2025 ACE amount $10,511,998 $2,961,645 spent as at March 31, 2025 Partially Confidential - CI C0068566 LIN DCS Upgrade $1,54...
AI summary The document outlines capital items under the 2025 ACE Plan for approval, including a new substation and a LIN DCS upgrade, with associated costs and expenditures as of March 31, 2025.
2025 ACE Plan Capital Item Less than $1M - CI C0049192 HYD GUL Generator Refurbishment $1,316,589 ACE amount $732,043 $7,224 spent as at March 31, 2025 Non-Confidential - CI C0068662 TRE5 Baghouse Filter Replacement $1,241,640 ACE amount $...
AI summary The document outlines two capital items under the 2025 ACE Plan, both with costs below $1M. The first item is a generator refurbishment project, with a total cost of $1,316,589 and $7,224 spent as of March 31, 2025. The second item involves baghouse filter replacement, with a total cost of $1,241,640 and no spending reported as of the same date.
Unforeseen & Unbudgeted (U&U) Capital Items - CI C0073348 HYD WRC Surge Lake Volume Optimization $1,736,278 $0 spent as at March 31, 2025 Partially Confidential - CI C0073965 TRE5 U&U Burner Nest Waterwall Tube Replacement $2,156,407 $0 sp...
AI summary The document lists two unforeseen and unbudgeted capital items, including a surge lake volume optimization and a burner nest waterwall tube replacement, with no expenditures as of March 31, 2025. One item is partially confidential, while the other is non-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 Orders: - 1. CI C0021140 New 138KV 2...
AI summary NS Power is requesting confidential treatment for portions of the material supporting three Capital Work Orders, citing Rule 12 of the Board Regulatory Rules. The requested confidential information relates to specific infrastructure projects.
Capital Reports Also included in this package are the 1st Quarter 2025 capital reports ending March 31, 2025. - Report 1 Overview of capital expenditures showing actual spending, by function and classification, compared to the 2025 ACE Pla...
AI summary The document includes the 1st Quarter 2025 capital reports, which provide an overview of capital expenditures, active projects, deferred and cancelled projects, and FIN reports. These reports are submitted in accordance with various ACE Plan orders and commitments.
976952025 Q1 Capital Report
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1st Quarter Overview - as of March 31, 2025 ACE Plan Reference Submission or Status Category CI Number Title (or U&U and P&A) Submission/Date ACE Amount Approved Amount Actual Spend FIN Submission Date FIN Amount Variance Deferred Generati...
AI summary The document provides an overview of capital expenditures as of March 31, 2025, including various projects in the generation, distribution, and transmission sectors. It details the status, categories, amounts, and variances for several initiatives under the 2022 ACE Plan and other related plans.
This report includes any deferred or cancelled projects that were included in the 2025 ACE Plan. CI Project Title 2025 ACE Amount 2025 ACE Project Total Cancelled / Deferred Deferred To Prior Approval 2025 ACE Plan Reference Commentary Gen...
AI summary This report outlines deferred and cancelled projects from the 2025 ACE Plan. Projects such as the HYD - Tusket Facility Refurbishment and several expansion joint replacements have been deferred to 2026, while the TRE6 - Caustic Heater Heat Exchanger project has been cancelled due to risk mitigation measures.
1st Quarter Overview - as of March 31, 2025 This report includes a list of all FIN capital work orders that have fallen outside the timelines under the CEJC. (Within six months of in-service.) These projects have either been completed and...
AI summary This report outlines FIN capital work orders that have fallen outside the timelines under the CEJC, either completed outside FIN tolerances or forecasted to be outside. Tolerances include the greater of +/- 5% or +/- $250,000.
Projects that have been in-service for 6 months, but have a project forecast within the allowed FIN tolerance, are not included on this list. Spend to March 31, Project # Project In-service Date NSEB Approval 2025 Comment C0017098 RAL Gene...
AI summary The text lists completed projects with final cost applications planned for submission in 2025, excluding those within the allowed FIN tolerance. Each project includes details such as project number, name, in-service date, NSEB approval, and spend to March 31, 2025.
98441Board Decision Letter
3 passages
The Board has reviewed NS Power Inc.'s application dated May 16, 2025, in which Board approval was requested for the following non-confidential Approval to Overspend (ATO) Work Order: Approved ATO Revised Amount Amount Amount CI C0051136 T...
AI summary NS Power Inc. has requested approval for an ATO Work Order to increase the cost of the CI C0051136 TUC2 HP/IP Turbine Refurbishment project from $4,264,777 to $5,965,028 due to additional required scope discovered after detailed turbine inspections. The increase represents a 40% increase from the 2024 ACE Plan amount.
Board staff issued Information Requests (IRs) concerning this matter on June 11, 2025, to which NS Power responded on July 2, 2025. In response to Board staff IR-1, NS Power provided a breakdown of the costs related to the original and exp...
AI summary The Board approved an Approval to Overspend (ATO) of $1,700,251 for a project involving repairs to the Intermediate Pressure turbine rotor and addressing air leakage issues at Tufts Cove Unit 2, with total project costs reaching $5,965,028. The repairs included inspections, blade shroud fixes, and adjustments to reduce vibration and air leakage.
CI Number: C0051136 Date: May 16, 2025 Expenditure Profile Type of Filing Year Budget Amount Project Estimate Capital Project Authorization Unforeseen and Unbudgeted (U&U) 2024 3,760,671 4,916,788 Planned & Advanced (P&A) 2025 504,106 1,04...
AI summary The document presents an expenditure profile outlining budget amounts, project estimates, and types of filings for various years, including authorization to overspend and scope changes. It includes a total of budget and project estimate figures across multiple years.