Decommissioning Nuclear Waste Partnership (DNWP)

Sellafield LimitedcontractFind a TenderRef ocds-h6vhtk-03ebdd32014L0024active
View buyer

Estimated value

works

Awarded value

Suppliers

5

Lots

4

5 awarded

Published

03 Nov 2025

Description

Sellafield Ltd is responsible for safely operating and decommissioning Europe's largest, most complex nuclear site, which is home to legacy nuclear facilities that are some of the most hazardous buildings in Western Europe. Sellafield Ltd, through the Decommissioning and Nuclear Waste Partners (DNWP) Framework opportunity, has brought together four partners across four Lots to provide a full suite of expertise and support to deliver decommissioning activities and projects, including asset care. Delivery will be across nuclear facilities on the Sellafield licenced site that are in mix of states including operational, post operation clean out (POCO), decommissioning and demolition. Consequently, the scope of work for the DNWP Framework will include construction delivery, demolition related works, associated technical services (including safety case and design) and waste management with the scope aligned across the following four Lots:<br/><br/><br/>• Lot 1 Remediation Partners<br/>• Lot 2 Pond Retrievals Partner<br/>• Lot 3 Silos Retrievals Partner<br/>• Lot 4 Integrated Nuclear Waste Partner

Scope

Reference
ocds-h6vhtk-03ebdd
Commercial tool
Standalone contract
Contract dates
05 Oct 2025 to 05 Nov 2040
Main category
works
CPV classifications
45000000
79410000
42000000
45315100
71322000
71320000
45210000
98391000
71321000
79400000
45100000
45111200
79723000
79415200
45220000
44421722
45111000
45111213
45351000
71530000
43320000
22314000
79933000
45222110
Contract locations
North West England

Award criteria

Criteria the buyer will use to evaluate bids.

NameDescriptionTypeWeighting
Technical70quality
30price

Submission & procedure

Procedure
Restricted procedure

Award details· 5 awards

Awarded supplier(s), contract period and value as published in the award notice.

Awarded value

Award date

Contract start

Contract end

Lots · 4 total

Divisions of the contract. Each lot can be awarded separately.

View all →
LotTitleEst. valueStatus
1Lot 1 - Remediation£2.0bncancelled
2Lot 2 - Retrievals Ponds£1.0bncancelled
3Lot 3 - Retrievals Silos£1.0bncancelled
4Lot 4 - Integrated Nuclear Waste£600.0mcancelled