---
title: "Reserved Procurement - Active Filter Change Robot Mechanical Modifications"
ocid: "ocds-h6vhtk-04eaaf"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-04eaaf"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-04eaaf.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-04eaaf.json"
source: "Find A Tender Service"
current_stage: "Tender"
buyer: "NUCLEAR RESTORATION SERVICES LIMITED (DOUNREAY)"
published: "2025-03-07"
---

# Reserved Procurement - Active Filter Change Robot Mechanical Modifications

Buyer: NUCLEAR RESTORATION SERVICES LIMITED (DOUNREAY)  
Current stage: Tender  
OCID: ocds-h6vhtk-04eaaf

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-04eaaf)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-04eaaf.json)

## Summary

Nuclear Restoration Services Limited (Dounreay) has initiated a tender for "Reserved Procurement - Active Filter Change Robot Mechanical Modifications." This falls under the industry category of Mechanical Engineering Installation Works, and is located in Thurso, Caithness, UK. The procurement is in the tender stage, with key dates including an enquiry period ending on 21st March 2025, a tender period closing on 4th April 2025 at 12:00 PM BST, and the estimated contract commencement on 30th April 2025 to conclude by 29th April 2026. The procurement is conducted via open competition below threshold, focusing on local engagement at the Dounreay site.

This tender offers substantial opportunities for growth, particularly for businesses specialised in mechanical engineering and manufacturing. Companies capable of producing detailed design drawings, modifying existing components, and adhering to specified standards will find this tender especially suited to their expertise. The contract, valued at £150,000, presents a significant financial opportunity. Additionally, as the procurement is targeted locally, enterprises within proximity to Caithness have an advantageous position to leverage their geographical location for a competitive edge.

## Notice

This package of work includes 3 aspects, which require varying degrees of design work, in addition, the contractor is to manufacture all specified items to the agreed designs and standards. An 'Integration review' is to be held once the robot is manufactured and the two design packages are at detailed design. Robot: Manufacture all items detailed in the detail design drawings to the specified tolerances and in accordance with the specified standards. Some components are to be modified from existing components, supplied by NRS. Alpha panel: The alpha panel design to be progressed from approved scheme to detail design and manufactured. Shield wall: The shield wall design to be progressed from approved scheme to detail design and manufactured

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/008403-2025 |
| Notice type | UK4 - Tender Notice |
| Procurement type | Standard |
| Procurement category | Works |
| Procurement method | Open |
| Procurement method details | Below threshold - open competition |
| Tender suitability | Not specified |
| Awardee scale | Not specified |
| All stages | Tender |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 7 Mar 2025 |
| Submission deadline | 4 Apr 2025 |
| Future notice date | Not specified |
| Award date | Not specified |
| Contract period | 29 Apr 2025 - 29 Apr 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £150,000 |
| Lots value | £150,000 |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Active |
| Lots status | Active |
| Awards status | Not specified |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | NUCLEAR RESTORATION SERVICES LIMITED (DOUNREAY) |
| Locality | THURSO |
| Post town | Kirkwall |
| Postcode | KW14 7TZ |
| Country | Scotland |
| ITL 1 | TLM Scotland |
| ITL 2 | TLM2 Highlands and Islands |
| ITL 3 | TLM20 Highlands and Islands |
| Local authority | Highland |
| Electoral ward | Thurso and Northwest Caithness |
| Westminster constituency | Caithness, Sutherland and Easter Ross |
| Delivery location | Not specified |

## CPV Codes

### Divisions

- 45 - Construction work

### Codes

- 45351000 - Mechanical engineering installation works

## Release History

- 7 Mar 2025 at 15:43 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/008403-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/008403-2025
  7th March 2025 - Tender notice on Find a Tender

## Notice URLs

- https://www.gov.uk/government/organisations/dounreay
- 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-04eaaf. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-04eaaf.json.