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Integrated Site Works Framework (ISWF)

Nuclear Waste Services

Awarded
works
Framework agreement

This tender has closed

The submission deadline for this contract has passed. There may be more active works tenders from Nuclear Waste Services, and hundreds more across the UK public sector.

Key details

Contracting authority
Region
Calderbridge
Contract value
£49,600,000ex VAT
Submissions closed
9 December 2024
Published
14 October 2025

Procurement

Contract period
7 August 2025 - 6 August 2029
4 years
Procedure type
Open procedure (above threshold)
CPV classifications
  • 45200000 Works for complete or part construction and civil engineering work

What happened

Nuclear Waste Services awarded this contract to John Graham Construction Ltd, Trading as GRAHAM worth £49,600,000 on 7 Aug 2025. The contract runs until 6 Aug 2029.

Description

The Integrated Site Works Framework (ISWF)seeks to undertake work which supports the delivery of ongoing site works, asset refurbishment and projects relating to general infrastructure and operations - removal of existing assets and replacing with new to facilitate future missions of the Low Level Repository LLWR) Site in Drigg, Cumbria.

Awarded supplier

Supplier
John Graham Construction Ltd, Trading as GRAHAM
Award value
£49,600,000
Award date
7 August 2025

Contact

Address
Pelham Drive, Calderbridge, CA20 1DB
Contact name
Scott Sowerby

Identifiers

Buyer reference
CF-0259000D4L000000iAvzUAE
Notice ID
b0abc2d9-fe9b-4ed3-9b3c-01d7f1c0db6b-868135
OCID
ocds-b5fd17-a8b236cd-1d47-4de1-acfd-8dc180b7ba33

Explore related tenders

External ID: cf-ocds-b5fd17-a8b236cd-1d47-4de1-acfd-8dc180b7ba33 • Added 3 October 2026