RFP QuestBeta
ClosedStage · tender

Nuclear Restoration Services Limited

Silo Liquor Ion Exchange Treatment Feasibility Study

Engineering & ArchitectureCPV 71356000
Value£100k
Deadline14 Jul 2026
Published22 Jun 2026
RegionNationwide
Timeline
Published 22 Jun 2026ClosedCloses 14 Jul 2026
Who to contact
Chris Riddell
chris.riddell@dounreay.nrservices.uk

The procurement contact named on the official notice.

How to submit
Open the submissions portal

To obtain further information, including all documentation, please follow these steps: 1. Log into the supplier portal at https://atamis-2464.my.site.com/s/Welcome 2. Locate the opportunity using 'Find Opportunities' or use ref C30758

The submission route named on the official notice.

Contract value in context
£100ktotal contract value
median £95k
this tender£0£2.0m

This sits in the upper-middle of the Engineering & Architecture band — a substantial contract for the sector. Based on 33,646 valued Engineering & Architecture tenders in our corpus.

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The brief

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.

Requirements

What the notice asks for

01

NRS Dounreay is investigating an option

NRS Dounreay is investigating an option to provide a modular liquor treatment capability using an Ion Exchange process.

02

Provide consultation and support to Silo liquor

Provide consultation and support to Silo liquor sampling.

Sentences from the notice that state an obligation, surfaced automatically and shown in the order they appear. Not an exhaustive list — always confirm against the tender documents.

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Source & provenance
OCID
ocds-h6vhtk-068352
Stage
tender · Open
Source
Find a Tender
Buyer ref
058422-2026
View the original notice on Find a Tender

Contains public sector information licensed under the Open Government Licence v3.0. Source data © Crown copyright.

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