Silo Liquor Ion Exchange Treatment Feasibility Study

Notice Information

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Notice Title

Notice Description

The Dounreay Wet Silo contains solids and sludges stored under water in a below ground vault, split into 2 hydraulically linked compartments. The volume of liquor is estimated to be between 150m3 - 200m3. NRS Dounreay is investigating an option to provide a modular liquor treatment capability using an Ion Exchange process. This notice provides advanced information for the procurement of a proposed Feasibility Study consisting of the following aspects: Provide consultation and support to Silo liquor sampling. Use analytical data to develop a suitable ion exchange treatment process. Perform (or direct) inactive and active liquor IX processing trials to underpin a 'modular' type treatment plant design. Produce a feasibility report recording the development and proposals for the treatment plant, including an outline concept of the plant.

Notice Details

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Publication & Lifecycle

Open Contracting ID: ocds-h6vhtk-068352
Publication Source: Find A Tender Service
Latest Notice: https://www.find-tender.service.gov.uk/Notice/058422-2026
Current Stage: Tender
All Stages: Planning, Tender

Procurement Classification

Notice Type: UK4 - Tender Notice
Procurement Type: Standard
Procurement Category: Services
Procurement Method: Open
Procurement Method Details: Below threshold - open competition
Tender Suitability: SME
Awardee Scale: Not specified

Common Procurement Vocabulary (CPV)

CPV Divisions: 71 - Architectural, construction, engineering and inspection services
CPV Codes: 71356000 - Technical services

Notice Value(s)

Tender Value: £100,000 £100K-£500K
Lots Value: £100,000 £100K-£500K
Awards Value: Not specified
Contracts Value: Not specified

Notice Dates

Publication Date: 22 Jun 20262 days ago
Submission Deadline: 14 Jul 20263 weeks to go
Future Notice Date: 25 May 2026Expired
Award Date: Not specified
Contract Period: 2 Aug 2026 - 2 Apr 2027 6-12 months
Recurrence: Not specified

Notice Status

Tender Status: Active
Lots Status: Active
Awards Status: Not Specified
Contracts Status: Not Specified

Buyer & Supplier

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Contracting Authority (Buyer)

Main Buyer: NUCLEAR RESTORATION SERVICES LIMITED
Contact Name: Available with D3 Tenders Premium →
Contact Email: Available with D3 Tenders Premium →
Contact Phone: Available with D3 Tenders Premium →

Buyer Location

Locality: WARRINGTON
Postcode: WA3 6GR
Post Town: Warrington
Country: England
Major Region (ITL 1): TLD North West (England)
Basic Region (ITL 2): TLD6 Cheshire
Small Region (ITL 3): TLD61 Warrington
Delivery Location: Not specified
Local Authority: Warrington
Electoral Ward: Birchwood
Westminster Constituency: Warrington North

Further Information

Notice Documents

https://www.find-tender.service.gov.uk/Notice/058422-2026
22nd June 2026 - Tender notice on Find a Tender
https://www.find-tender.service.gov.uk/Notice/034341-2026
15th April 2026 - Planned procurement notice on Find a Tender

Notice URLs

Open Contracting Data Standard (OCDS)

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JSON Markdown

The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts.

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