---
title: "Replacement Gamma Bag Monitors for Non-Destructive Assay (NDA) Systems 36 and 45"
ocid: "ocds-h6vhtk-06104b"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-06104b"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-06104b.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-06104b.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "NUCLEAR RESTORATION SERVICES LIMITED"
published: "2026-05-18"
---

# Replacement Gamma Bag Monitors for Non-Destructive Assay (NDA) Systems 36 and 45

Buyer: NUCLEAR RESTORATION SERVICES LIMITED  
Current stage: Award  
OCID: ocds-h6vhtk-06104b

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[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-06104b.json)

## Summary

The public procurement process for the "Replacement Gamma Bag Monitors for Non-Destructive Assay (NDA) Systems 36 and 45" is conducted by Nuclear Restoration Services Limited, a sub-central government public authority based in Warrington, United Kingdom. This contract aims to supply, install, and commission two new Commercial-Off-The-Shelf systems at the Dounreay Site, with potential adaptations. The process follows an open procurement method, classified below the threshold for open competition. The procurement process has progressed from the tender notice issued on 28th January 2026, with the submission deadline on 20th February 2026. The contract has been awarded on 7th May 2026, with the work period set from 11th May 2026 to 18th December 2026.

This tender presents significant opportunities for businesses involved in the manufacture and provision of radiation measuring apparatus. Companies with expertise in radiation monitoring equipment, particularly those capable of delivering bespoke modifications to existing systems, will find this contract aligns well with their skill set. As the procurement process allows for open competition and electronic submissions, it enables a more flexible and accessible means for businesses to engage, expand clientele, and build industry reputation through successful delivery within the designated timeframe.

## Notice

A competitive contract has been awarded by Nuclear Restoration Services Limited (Dounreay) for the supply, installation and commission of Replacement Gamma Bag Monitors for Non-Destructive Assay (NDA) Systems 36 and 45 on the Dounreay Site.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/045214-2026 |
| Notice type | UK10 - Contract Change Notice |
| Procurement type | Standard |
| Procurement category | Goods |
| Procurement method | Open |
| Procurement method details | Below threshold - open competition |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 18 May 2026 |
| Submission deadline | 20 Feb 2026 |
| Future notice date | Not specified |
| Award date | 6 May 2026 |
| Contract period | 10 May 2026 - 18 Dec 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £163,000 |
| Lots value | £163,000 |
| Awards value | Not specified |
| Contracts value | £162,968 |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Active |
| 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 | TLM61 Caithness and Sutherland, and Ross and Cromarty |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | MIRION TECHNOLOGIES (CANBERRA |

## CPV Codes

### Divisions

- 38 - Laboratory, optical and precision equipments (excl. glasses)

### Codes

- 38341000 - Apparatus for measuring radiation
- 38341600 - Radiation monitors

## Release History

- 18 May 2026 at 08:17 - ContractAmendment - UK10 - Contract Change Notice - https://www.find-tender.service.gov.uk/Notice/045214-2026
- 7 May 2026 at 12:20 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/041919-2026
- 28 Jan 2026 at 07:27 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/007350-2026

## Documents

- https://www.find-tender.service.gov.uk/Notice/045214-2026
  18th May 2026 - Contract change notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/041919-2026
  7th May 2026 - Contract details notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/007350-2026
  28th January 2026 - Tender notice on Find a Tender

## Notice URLs

- https://atamis-2464.my.site.com/s/Welcome
- 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-06104b. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-06104b.json.