---
title: "Prototype Fast Reactor Structural Verification"
ocid: "ocds-h6vhtk-05e992"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05e992"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05e992.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05e992.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "NUCLEAR RESTORATION SERVICES LIMITED"
published: "2026-05-14"
---

# Prototype Fast Reactor Structural Verification

Buyer: NUCLEAR RESTORATION SERVICES LIMITED  
Current stage: Award  
OCID: ocds-h6vhtk-05e992

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05e992)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-05e992.json)

## Summary

Nuclear Restoration Services Limited, a sub-central government public authority based in Warrington, United Kingdom, has completed a tender process titled "Prototype Fast Reactor Structural Verification." This procurement focused on the verification of structural integrity for the Prototype Fast Reactor Steam Generator Building and Turbine Hall, with services to be delivered across the UK. Initiated through an open procedure, the procurement reached the award stage, with contracts signed by May 14, 2026. The associated contract commences on May 6, 2026, and may extend as far as February 8, 2027, including possible renewals due to compensation events. The project's significance is underscored by its gross contract value of £816,001.2.

This tender represents expansive opportunities for businesses engaged in structural verification and engineering services, particularly those with expertise in load-bearing structure design. Small and medium-sized enterprises (SMEs) like Caithness Engineering Services, who successfully secured the contract in partnership with Nuclear Restoration Services, exemplify the potential for SMEs to thrive through public procurement. The project's scope, pivoting around maintenance and verification services, is ideal for firms with strong technical acumen, capable of delivering comprehensive inspection and repair methodologies. Consequently, businesses aspiring to penetrate the public sector or expand within the UK infrastructure industry should consider engaging with such tenders.

## Notice

A Contract has been awarded by NRS Dounreay, as a result of an Open Procedure, for the Structural Verification of the Prototype Fast Reactor Steam Generator Building and Turbine Hall.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/044474-2026 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Open |
| Procurement method details | Open procedure |
| Tender suitability | SME, VCSE |
| Awardee scale | SME |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 14 May 2026 |
| Submission deadline | 5 Jan 2026 |
| Future notice date | Not specified |
| Award date | 9 Mar 2026 |
| Contract period | 5 May 2026 - 6 Nov 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £440,000 |
| Lots value | £440,000 |
| Awards value | £680,001 |
| Contracts value | £680,001 |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | NUCLEAR RESTORATION SERVICES LIMITED |
| Locality | WARRINGTON |
| Post town | Warrington |
| Postcode | WA3 6GR |
| 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 | CAITHNESS ENGINEERING SERVICES |

## CPV Codes

### Divisions

- 71 - Architectural, construction, engineering and inspection services

### Codes

- 71328000 - Verification of load-bearing structure design services

## Release History

- 14 May 2026 at 14:27 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/044474-2026
- 10 Mar 2026 at 21:01 - Award - UK6 - Contract Award Notice - https://www.find-tender.service.gov.uk/Notice/021574-2026
- 26 Nov 2025 at 16:06 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/077401-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/044474-2026
  14th May 2026 - Contract details notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/021574-2026
  10th March 2026 - Contract award notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/077401-2025
  26th November 2025 - Tender notice on Find a Tender

## Notice URLs

- https://www.caithness-eng-services.co.uk/
- https://www.gov.uk/government/organisations/nuclear-restoration-services
- 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-05e992. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05e992.json.