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Closed United Kingdom Works

T322 NIEN Transmission Substation Turnkey (Amended)

Buyer: Northern Ireland Electricity Networks Limited

Published
18 April 2025
Estimated value
£362,000,000
Place of performance
UKN
Procedure
Restricted procedure
Documents
1
Notice number
016088-2025
Reference
ocds-h6vhtk-04fdbe
Official source
Official source

CPV codes

Description

It is proposed to establish a Multi-Party Framework which will consist of two lots, • Lot 1 will consist of larger scale substations with a range between 110 – 400kV and an estimated cost range between £20 to £100m. • Lot 2 will consist of medium scale substations with a range between 33 – 275kV and an estimated cost range between £1 - £20m • The scope of works to be procured will include predominantly substation works including turnkey electrical, mechanical, civils and enabling works, with the inclusion of local overhead lines and cables within the curtilage of the site. • NIEN wish to retain the flexibility for each lot to utilise both Design and Build (D&B) and Engineering Procurement and Construction (EPC) models. • The default approach will be that equipment supply (transformers and switchgear etc.) will be in the scope of projects. Free issue of equipment will be limited to those projects for which NIEN have equipment ordered.

Lots (2)

LotDescriptionCPV codeAmount
1 Larger scale transmission substations
UKN
45232220 Substation construction work £362,000,000
2 Medium Scale Substations
UKN
45232220 Substation construction work £362,000,000

Official publications

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Frequently asked questions

What is the estimated value of this tender?
The estimated value published by the buyer is £362,000,000.
Who is the buyer of this tender?
The contracting authority is Northern Ireland Electricity Networks Limited (United Kingdom).
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Data collected from official public procurement sources. Amounts as published by the buyer.