Topic:"2025 Ace Plan" in M12455

DESCRIPTION: This project is for the refurbishment of Upper Lake Falls Unit 2. The scope includes refurbishment of the turbine, headcover, turbine shaft, turbine bearings and housing, as well as all wear items. A re-alignment of the unit i...

AI summary This project involves the refurbishment of Upper Lake Falls Unit 2, including turbine and related components, to ensure continued reliable operation. The work aligns with NS Power's long-term strategy as outlined in the Hydro Interval Plan and Appendix G of the 2025 ACE Plan. The unit has been in service since 1929 and was last overhauled in 1999.

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.

Reason for Variance The decrease of $96,139 from the 2025 ACE Plan subsequent submittal estimate of $1,678,153 is due to updating the project scope resulting in fewer contracts and less labour than previously estimated. Location: Hydro CI#...

AI summary The decrease of $96,139 from the 2025 ACE Plan is due to an updated project scope, resulting in fewer contracts and less labour than initially estimated.

CI C0059783 – HYD Upper Lake Falls 2 Overhaul (M12455) NSPI Responses to NSEB Information Requests 1 Request IR-9: 2 3 In the "Reason for Variance" of NS Power's application, NS Power notes that "The decrease 4 of $96,139 from the 2025 ACE...

AI summary NSPI explains that the project scope for the HYD Upper Lake Falls 2 Overhaul was revised after the 2025 ACE Plan submission due to updated planning. The turbine runner hub modification, initially included, was removed as it was deemed unnecessary. The original budget of $1,678,153 was an estimate and required further refinement for NSEB review.

2025 ACE Plan Capital Items for Subsequent Approval • CI C0059783 – HYD Upper Lake Falls 2 Overhaul – $1,582,014 2025 ACE amount $1,678,153 $6,655 spent as at June 30, 2025 Non-Confidential

AI summary This document lists capital items for the 2025 ACE Plan, including the HYD Upper Lake Falls 2 Overhaul project with a budget of $1,678,153 and $6,655 spent as of June 30, 2025.

Request IR-9: - In the "Reason for Variance" of NS Power's application, NS Power notes that "The decrease of $96,139 from the 2025 ACE Plan subsequent submittal estimate of $1,678,153 is due to updating the project scope resulting in fewer...

AI summary NS Power revised the project scope in the 2025 ACE Plan, leading to a decrease in estimated costs. The request asks for an explanation of the revision, details on the work undertaken to refine the scope, the original project scope, and the components excluded along with the reasoning.