AI-generated summary
· Rir · 07/02/2025
Nova Scotia Power filed responses to NSEB Round 1 Information Requests on the TUC2 HP/IP Turbine Refurbishment after-the-fact approval application, detailing labour and contract cost variances totalling over $1.6 million above the original estimate.
AI summary
- NS Power confirmed that regular and term labour for the TUC2 HP/IP disassembly and reassembly totalled 4,068.5 hours under the original scope and an additional 3,152.5 hours for expanded scope related to balancing issues (IR-1(a)), with overtime labour similarly split between 1,899.5 hours (original) and 3,638.5 hours (expanded scope) (IR-1(b)(i)).
- NS Power clarified that resources brought in from other regions of the province were not significant, with most term and regular labour being local Tufts Cove employees; any travel costs were described as insignificant (IR-1(b)(ii-iii)).
- A single outage at Tufts Cove Unit 2 ran from September 13, 2024 to January 6, 2025; vendor cost-support documentation from Siemens Energy comprising 19 billing records totalling $2,090,352.35 was provided as Attachment 1 (IR-1(c)), with the largest single item being EWA#8 (#4 Gland Rub) at $704,954.00.
- NS Power stated it will not alter its approach to Capital Expenditures cost estimating for future steam turbine refurbishments, maintaining a case-by-case methodology drawing on OEM recommendations, inspection data, accumulated run hours, and third-party expert opinions, citing inherent uncertainty until disassembly (IR-2(a)(i)).
- The IR responses, dated July 2, 2025, were submitted by Senior Regulatory Analyst Lana Myatt in response to IRs received June 11, 2025, in matter M12279.
Disclaimer: This summary was generated by AI from the filings it describes. We take care to make it accurate, but errors are possible - and it isn'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 →
What was filed
Documents filed on this day
- N-2 NSPI (NSEB) RIR 1 to 2
- 98340 Letter NSPI re: RIRs