---
title: "HVDC Major Works & Civils Framework"
ocid: "ocds-h6vhtk-0420f1"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-0420f1"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-0420f1.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-0420f1.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "NATIONAL GRID UK LIMITED"
published: "2025-08-21"
---

# HVDC Major Works & Civils Framework

Buyer: NATIONAL GRID UK LIMITED  
Current stage: Award  
OCID: ocds-h6vhtk-0420f1

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## Summary

National Grid UK Limited, a leading electricity and gas network company, is overseeing the "HVDC Major Works & Civils Framework" in the United Kingdom. This procurement, classified under the construction work category, focuses on facilitating HVDC projects to connect 50GW of offshore wind by 2030 and achieve Net Zero by 2050. The multi-year framework is structured to support numerous HVDC projects, including the construction of converter stations and the installation of ultra-high voltage cables. The procurement has reached the award stage, with contracts signed on 8th August 2025. Key suppliers include Balfour Beatty Utility Solutions Limited, BAM Nuttall Limited, and others. The procurement process follows a negotiated procedure with prior call for competition and is governed by CELEX legal basis, ensuring compliance with necessary regulations.

This procurement project offers significant business growth opportunities, especially for large-scale construction firms with expertise in HVDC technology and civil engineering. Companies specialising in building installation work, electricity distribution equipment installation, and ancillary works for pipelines and cables will find this tender particularly advantageous. The potential to secure longstanding contracts within a framework that could extend up to eight years, coupled with the alignment towards renewable energy goals and infrastructure enhancement, makes this attractive for firms aiming to establish proficiency in large-scale infrastructure projects within the UK. The opportunity to collaborate within a selective procurement framework and engage in substantial works for converter stations and cabling projects presents robust growth prospects for businesses in this sector.

## Notice

National Grid is an international Electricity and Gas Network Company and one of the largest investor-owned energy companies in the world, based in the United Kingdom with operations in the north-east of the United States of America. National Grid is looking to establish a multi-year High Voltage Direct Current (HVDC) Major Works & Civils Framework, primarily to service its growing HVDC requirements. The scope of this Procurement includes c.15 HVDC projects; certain projects, and other identified projects that it is currently anticipated will be of similar size and value and will be identified as infrastructure to enable the connection of 50GW of Offshore Wind by 2030 and Net Zero by 2050. The scope also comprises other as-yet unidentified additional major HVDC projects, the precise location and nature of which is not yet known but which will share the same key features as the other projects. National Grid's HVDC Major Works & Civils Framework includes but is not limited to civil engineering & construction works for National Grid's High Voltage Direct Current project portfolio, including construction of converter stations and installation of UHV cable. NGUK issued a contract notice with publication reference 2023/S 000-035469 on 1 December 2023 National Grid reserves its rights to utilise different procurement routes for converter civil works (i.e., turnkey delivery through the HVDC Converter Systems Framework) and cable civil works (i.e., turnkey delivery through the HVDC Cable Framework) on a project-by-project basis.

### Lot Information

HVDC Converter Civil Works

Lot 1 - HVDC Converter Civil Works of the HVDC Major Works and Civils Framework is intended to be used for the delivery of converter station civils works, which may include, but is not limited to: - Design - Consenting - Enabling Works - Site establishment - Civil and structural engineering - Building services - DNO supplies - Earthing - Lightning protection

Options: 5 year initial term with option to extend for a maximum of three years (1+1+1)

HVDC Onshore Cable Civil Works

Lot 2 - HVDC Onshore Cable Works of the HVDC Major Works and Civils Framework is intended to be used for the delivery of onshore cable works that fall under NG's HVDC portfolio, which may include, but is not limited to: - Design - Enabling Works - Consenting - DC cable trench - AC cable trench - Foundations and bolts for cable terminations - Cable haulage and pulling

Options: Initial 5 year term with a maximum of three year extensions (1+1+1)

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/050407-2025 |
| Notice type | Tender Notice |
| Procurement type | Framework |
| Procurement category | Works |
| Procurement method | Selective |
| Procurement method details | Negotiated procedure with prior call for competition |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 21 Aug 2025 |
| Submission deadline | 15 Jan 2024 |
| Future notice date | Not specified |
| Award date | 7 Aug 2025 |
| Contract period | Not specified |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £12,770,000,000 |
| Lots value | £12,770,000,000 |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Cancelled |
| Awards status | Active |
| Contracts status | Active |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | NATIONAL GRID UK LIMITED |
| Locality | LONDON |
| Post town | Central London |
| Postcode | WC2N 5EH |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI3 Inner London - West |
| ITL 3 | TLI35 Westminster and City of London |
| Local authority | Westminster |
| Electoral ward | St James's |
| Westminster constituency | Cities of London and Westminster |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 8 |
| Supplier names | BALFOUR BEATTY UTILITY SOLUTIONS; BAM NUTTALL; GALLIFORD TRY CONSTRUCTION; J. MURPHY & SONS; LAING O'ROURKE DELIVERY; SKANSKA CONSTRUCTION; TAYLOR WOODROW INFRASTRUCTURE; VOLKERFITZPATRICK |

## CPV Codes

### Divisions

- 45 - Construction work
- 51 - Installation services (except software)

### Codes

- 45000000 - Construction work
- 45200000 - Works for complete or part construction and civil engineering work
- 45231400 - Construction work for electricity power lines
- 45232000 - Ancillary works for pipelines and cables
- 45300000 - Building installation work
- 51112100 - Installation services of electricity distribution equipment

## Release History

- 21 Aug 2025 at 08:57 - Award - Award Notice - https://www.find-tender.service.gov.uk/Notice/050407-2025
- 1 Dec 2023 at 12:09 - Tender - Tender Notice - https://www.find-tender.service.gov.uk/Notice/035469-2023

## Notice URLs

- https://service.ariba.com/
- https://www.nationalgrid.com/

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-0420f1. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-0420f1.json.