Topic:"Asset Retirement Obligation" in M12619

REDACTED 1 2 (f) Please identify any similar previous projects that provide a basis for the 20 percent contingency amount, and supply any information not already filed with the Board in 3 a public document that would assist in understandin...

AI summary The response addresses the need to replace switches at the end of their useful life on L6536, which will also add live-line functionality. This project is necessary to maintain system conditions and comply with operating criteria, which are specific to L6536 and related interconnection lines.

1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996...

AI summary The document references a 2023/2024 Steel Tower Life Extension project with a cost of $469,206, categorized under Equipment Upgrades and Asset Life Extension in the Transmission sector.

2 (d) Confirmed. 3 4 (e) Asset age is a concern when the frequency of required maintenance is increased, the 5 availability of replacement parts or critical spares is limited, or performance is negatively 6 impacted. This information can b...

AI summary The text discusses asset management practices, emphasizing that asset age is not the sole factor in investment decisions but is considered alongside condition, performance, and legislative requirements. It also notes that asset ages are not typically tracked for distribution assets and that the 2026 ACE Plan Application provides useful life ranges based on Iowa State curves.

NON-CONFIDENTIAL 1 Request IR-112: 2 3 T01: C0080110 L7012 Replacements and Upgrades Phase 1 4 5 Please provide specific details on the criteria used and the work completed to estimate which 6 assets require replacement. 7 8 Response IR-11...

AI summary NS Power uses a structured inspection program to identify assets requiring replacement, involving trained inspectors, condition ratings, and reviews by reliability teams and SMEs to prioritize interventions for future capital projects.

10 (c) The "oil tank" is the main transformer tank, and it is 60 years old alongside all the 11 internal components. Replacing the main tank only to put a 60-year-old core and coil 12 assembly inside of it would result in significant costs...

AI summary The text discusses the aging transformer at 96H-T1, noting that replacing only the main tank without updating the 60-year-old internal components would be costly and ineffective. Refurbishment would require extended downtime and increased costs. NS Power uses a risk-assessment methodology aligned with the CEJC Risk Matrix to evaluate the transformer's condition and criticality.

2026 Annual Capital Expenditure (ACE) Plan (NSEB M12619) NSPI Responses to NSEB Information Requests 1 criticality score reflects environmental sensitivity, station configuration, and potential 2 customer and operational impacts. 3 4 For 9...

AI summary The text discusses the condition and criticality of a transformer at the Ruth Falls Generating Station, noting advanced corrosion, leaks, and environmental sensitivity. It explains that corrosion is expected due to Nova Scotia's coastal environment and outlines mitigation measures, such as rust removal and leak repair. However, these measures only delay the inevitable need for replacement.

Project Retirement Percentage of GBV of Asset Pool Retired Nature of Retirement and Life Cycle Policy Accounting Treatment of Retirement Amount Amount Distribution Plant - D D004 NEW CUSTOMER REPLACEMENTS ROUTINE -1,515,746 0.07% of Total...

AI summary The document outlines the retirement of various capital assets, including distribution plant and transportation vehicles, under different projects. Each project specifies the amount retired, the percentage of the asset pool retired, the nature of retirement, and the associated accounting treatment, which involves debiting the retirement amount to accumulated depreciation without recognizing gains or losses.

- 1 The project application was based on alternative 1. In the hypothetical event that one of the other - 2 alternatives became the selected approach, that project would require a scope change application, - 3 regardless of project costs....

AI summary The project application is based on Alternative 1, and any changes would require a scope change application. NS Power argues that changes in asset investment can be captured within financial thresholds.

4.4 Borehole Drilling & Monitoring Well Installation Four boreholes (identified as BH1 to BH4) were completed at the site between September 11 to 16, 2024, using a CME-45 drill rig owned and operated by Q-Drilling of Fall River, NS. All dr...

AI summary Four boreholes (BH1 to BH4) were drilled at the site between September 11 to 16, 2024, using a CME-45 drill rig operated by Q-Drilling. Groundwater monitoring wells (MW1 to MW4) were installed in each borehole, and subsurface conditions were logged by Strum field staff.

ximately $6.5 million. The primary difference from the Mersey Redevelopment Project, is that the partial decommissioning option excludes the construction of a new powerhouses and generation equipment. [233] In response to NSEB IR-162 c), N...

AI summary The text discusses two decommissioning options for the Mersey Hydro System: partial and full. The partial option excludes new powerhouses and generation equipment, with minimal sustaining capital costs. The full decommissioning option involves re-naturalizing the system and has a capital cost estimate of $512.3 million, including archaeological work, infrastructure removal, and environmental mitigation.

1 5.3 Audit of the Fixed Asset Register The Department suggests asset growth may indicate assets are no longer "used and useful" and recommends an independent audit of the fixed asset register.

AI summary The Department suggests that asset growth may indicate assets are no longer 'used and useful' and recommends an independent audit of the fixed asset register.

Storm Hardening with Targeted Equipment Replacements and Upgrades [124] This involves replacing aging equipment, rebuilding lines, modernizing substations, strengthening transmission infrastructure and installing advanced protective device...

AI summary The text discusses storm hardening efforts involving the replacement of aging equipment, rebuilding of lines, modernization of substations, strengthening of transmission infrastructure, and installation of advanced protective devices such as reclosers.

The DOE also appears to be suggesting that because customer growth and demand have not increased at the same pace as the asset base, it reflects negatively on NS Power's asset management capabilities. [170] There is not necessarily a corre...

AI summary The DOE criticizes NS Power's asset management based on the lack of correlation between asset base growth and customer demand growth. The text argues that capital spending is driven by factors like regulatory requirements and climate change, not just customer demand, and that regulated utilities cannot abandon unprofitable customers.

NS POWER PANEL 525 Questions, (Chair) 1 stay similar. It's always going to vary due to a 2 multitude of variables. But a simple benchmark on a 3 project like this that is always going to be replacing 4 different levels and different types...

AI summary The discussion addresses the challenges of benchmarking replacement costs for transmission line projects due to varying asset types and components. It also touches on inspection cycles for transmission lines, which are determined by newer components and LIDAR data rather than a fixed schedule.