---
title: "Manufacture, Supply & Installation of Pipework System"
ocid: "ocds-h6vhtk-0660b6"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-0660b6"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-0660b6.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-0660b6.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED"
published: "2026-06-03"
---

# Manufacture, Supply & Installation of Pipework System

Buyer: UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED  
Current stage: Award  
OCID: ocds-h6vhtk-0660b6

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## Summary

The public procurement process, titled "Manufacture, Supply & Installation of Pipework System," is spearheaded by the United Kingdom National Nuclear Laboratory Limited, a sub-central government public authority located in Warrington, UK. This tender, identified by NNLC751, falls under the construction industry category, specifically for a cooling and flammable pipework system installation at the Preston site. The process is currently in the contract amendment stage, with the most recent amendment dated 3rd June 2026. The initial contract was awarded to Shepley Engineers Limited, with the official period starting on 27th February 2026 and extending to 26th August 2026, with an optional six-month extension available. The procurement was conducted under a direct method due to its below-threshold nature, without competition, and the project aligns with legislation 2023/54 under UKPGA.

This tender provides significant opportunities for growth primarily for businesses in the construction and engineering sectors, particularly those specialising in subcontracting projects involving pipework systems. Given the project's scale and technical requirements, large-scale engineering firms with the capability to design, manufacture, supply, and install specialised systems would be well-suited to engage. Businesses looking to expand their portfolio in nuclear infrastructure projects can leverage this opportunity by aligning with the specifications and requirements set forth by the United Kingdom National Nuclear Laboratory. Additionally, with contract modifications being a part of the process, demonstrating flexibility and reliability could enhance competitiveness for similar future procurements.

## Notice

This contract is for the manufacture, supply and installation of a cooling and flammable pipework system on the Preston site within the A709 building. Design for manufacture, physical supply, off-site manufacture, delivery, onsite installation and test and commission.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/052174-2026 |
| Notice type | UK10 - Contract Change Notice |
| Procurement type | Standard |
| Procurement category | Works |
| Procurement method | Direct |
| Procurement method details | Below threshold - without competition |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 3 Jun 2026 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 23 Feb 2026 |
| Contract period | 26 May 2026 - 26 Aug 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | £299,787 |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED |
| Locality | WARRINGTON |
| Post town | Warrington |
| Postcode | WA3 6AE |
| Country | England |
| ITL 1 | TLD North West (England) |
| ITL 2 | TLD6 Cheshire |
| ITL 3 | TLD61 Warrington |
| Local authority | Warrington |
| Electoral ward | Birchwood |
| Westminster constituency | Warrington North |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | SHEPLEY ENGINEERS |

## CPV Codes

### Divisions

- 45 - Construction work

### Codes

- 45000000 - Construction work

## Release History

- 3 Jun 2026 at 08:56 - ContractAmendment - UK10 - Contract Change Notice - https://www.find-tender.service.gov.uk/Notice/052174-2026
- 3 Jun 2026 at 08:51 - ContractAmendment - UK10 - Contract Change Notice - https://www.find-tender.service.gov.uk/Notice/052166-2026
- 3 Mar 2026 at 11:57 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/018865-2026

## Documents

- https://www.find-tender.service.gov.uk/Notice/052174-2026
  3rd June 2026 - Contract change notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/052166-2026
  3rd June 2026 - Contract change notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/018865-2026
  3rd March 2026 - Contract details notice on Find a Tender

## Notice URLs

- http://www.uknnl.com
- https://shepleyengineers.co.uk/
- https://www.legislation.gov.uk/ukpga/2023/54/contents

## 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-0660b6. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-0660b6.json.