---
title: "B80 & B33 CID system maintenance"
ocid: "ocds-h6vhtk-0506fd"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-0506fd"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-0506fd.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-0506fd.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "SELLAFIELD LTD (WEST CUMBRIA HSE)"
published: "2025-04-24"
---

# B80 & B33 CID system maintenance

Buyer: SELLAFIELD LTD (WEST CUMBRIA HSE)  
Current stage: Award  
OCID: ocds-h6vhtk-0506fd

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## Summary

Sellafield Ltd, located at West Cumbria House, Jubilee Road, Workington, United Kingdom, has initiated a public procurement process focusing on the annual maintenance of the B80 & B33 CID system. This procurement falls within the services category and has been processed using a direct procurement method, below the threshold without competition. The process is in the awarding stage, with a contract period scheduled from 8th May 2025 until 31st March 2026. Important deadlines include the future signature date set for 7th May 2025. The main industry category is repair and maintenance services, specifically addressing various system inspections and fault repairs.

This tender presents opportunities for businesses specialising in repair and maintenance services, particularly those experienced in system diagnostics and compliance checks. Companies with expertise in advanced technical servicing and the ability to respond rapidly to repair requests will find this contract especially beneficial for expanding their portfolio. As the project involves regular site visits and complex maintenance tasks, companies offering robust engineering support and detailed documentation would be well-suited to undertake this work. The contract's direct award nature implies a streamlined and efficient process for the selected provider, fostering future growth and collaboration with Sellafield Ltd.

## Notice

Mirion to attend site on an annual basis to carry out annual maintenance to the B80 & B33 CID System following the requirements in the Annual Maintenance Test Document as follows: * Section 1.9 Visual Inspection. * Section 2 Input Testing * Section 3 Output Testing * Section 4 Diagnostics, 4.1, 4.2, 4.3, 4.4 (full subset) * Section 5 CEU Equipment Field Connection Listings. * Section 6 Signal Flow Test * Section 7 System Operating Parameters, 7.1, 7.2, 7.3, 7.4 Additional the following tests/maintenance to be included to ensure compliance with ES-1-2501-1 * Cleaning of all heat sinks, filters and vents in the CID panel. Documentation to be provided by the contractor to include as a minimum detailed Method Statement or Maintenance Instruction, Risk Assessment detailing all of the work to be carried out. 2). Mirion to attend site to repair any faults that the "in house" craft/engineering teams cannot support within 48 hours

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/016782-2025 |
| Notice type | UK5 - Transparency Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Direct |
| Procurement method details | Below threshold - without competition |
| Tender suitability | Not specified |
| Awardee scale | Not specified |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 24 Apr 2025 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 24 Apr 2025 |
| Contract period | 7 May 2025 - 31 Mar 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | £38,820 |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Pending |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | SELLAFIELD LTD (WEST CUMBRIA HSE) |
| Locality | WORKINGTON |
| Post town | Carlisle |
| Postcode | CA14 4HB |
| Country | England |
| ITL 1 | TLD North West (England) |
| ITL 2 | TLD1 Cumbria |
| ITL 3 | TLD13 Cumberland |
| Local authority | Cumberland |
| Electoral ward | Harrington |
| Westminster constituency | Whitehaven and Workington |
| Delivery location | Not specified |

## CPV Codes

### Divisions

- 50 - Repair and maintenance services

### Codes

- 50000000 - Repair and maintenance services

## Release History

- 24 Apr 2025 at 12:52 - Award - UK5 - Transparency Notice - https://www.find-tender.service.gov.uk/Notice/016782-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/016782-2025
  24th April 2025 - Transparency notice on Find a Tender

## Notice URLs

- https://www.gov.uk/government/organisations/sellafield-ltd
- 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-0506fd. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-0506fd.json.