Resources
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Last updated: 20 Dec 2024
WBoP - Attachment 2 - Overview of need
… for this Major Capex Proposal (MCP). Figure 1: Map of the transmission infrastructure in the Bay of Plenty region The … be found in Chapter 10 of Transpower’s 2023 Transmission Planning Report (TPR) here. The need for investment discussed in this …
Last updated: 20 Dec 2024
WBoP - Attachment 5 - Options analysis
… but a different period can be used where appropriate. Some transmission assets have long lives, greater than 20 years, … investment options have been estimated using concept design reports or internal costs, depending on the level of … Practice (GEIP) and as such we have ensured that the planning and performance standards used to determine the …
Last updated: 15 May 2025
Redclyffe 220 kV Yard Resilience Short-list - Summary of submissions
… Agency (RRA) - The RRA is responsible for coordinating planning and prioritisation for the locally led, regionally … Redclyffe Substation as an integral part of the Hawke’s Bay transmission system of which their Grid Exit Point (GXP), … Puketapu is ARI 400-years – see table2. Pg 11, NIWA-letterreport- 230224.pdf …
Last updated: 11 Feb 2025
Redclyffe 220 kV Switchyard Resilience - Shortlist Consultation
… will also enhance the capabilities of the national transmission grid in this region. The costs associated with … 16. The cost to consumers of this unserved energy was reported by the System Operator to be in the range $232 - … need for resiliency to be front of mind in asset management planning and investment strategies. Good electricity …
Last updated: 11 Feb 2025
Redclyffe 220 kV Switchyard Resilience - Attachment 1 - Options analysis
… both the initial recovery and rebuild of Redclyffe, planning work between Transpower and Unison Networks and … Increased? Flood Resilience Option 1 Repair Do Minimal Transmission Redclyffe Complete already • Redclyffe repaired … quality and was determined in our commissioned work design report. The range of cost uncertainty is tested in the …
Last updated: 07 Mar 2025
Submission Upper South Islan Short List Consulations Response Final
… South Island Upgrade Major Capex Short List Consultation Report dated December 2024. As indicated in the report we … to Transpower through the reconductoring of existing transmission infrastructure with HVCRC® Conductors including … through increased amperage without the need for addition transmission line construction including an opportunity to …
Last updated: 18 Jun 2025
OTA-WKM - Appendix B - Demand and Generation Scenarios
… https://www.transpower.co.nz/our-work/industry/grid-pricing/transmission-pricing-methodology/assumptions-book TRANSPOWER … in the generation expansion model based on publicly reported development schedules. Table 2: Modelled Waikato … and upper North Island committed generation Type Modelled Transmission Node6 Name Capacity (MW) GridScaleSolar WHU110 …
Last updated: 12 Jun 2025
Redclyffe 220 kV Switchyard Resilience Attachment 1 - Compliance with the Capex IM
… investment need to be met, which may be either or both, a transmission investment or non-transmission solution; … evidence that supports the rationales such as contracts, reports, memos, financial or other data, results of … investment is consistent with our latest Transmission Planning Report (2023), which is part of the suite of …
Last updated: 15 Apr 2025
USI - Attachment 4 - Options analysis
… period can be used where appropriate. Given that some transmission assets have lifespans exceeding 20 years, the … options and modelled projects, • cost of losses, including transmission and local losses, • reliability benefits, and • … Transpower’s investment options using either concept design reports or internal cost data, depending on the level of …
Last updated: 18 Dec 2024
USI - Attachment 4 - Preliminary Application of the Investment Test
… period can be used where appropriate. Given that some transmission assets have lifespans exceeding 20 years, the … options and modelled projects, • cost of losses, including transmission and local losses, • reliability benefits, and • … Transpower’s investment options using either concept design reports or internal cost data, depending on the level of …