Source: https://tendernation.io/opportunities/01a13bbb-b27b-706d-8986-e55f46326b6b/d3300-shaft-advanced-transition-works pending GB open procedure Suitable for SMEs # D3300 Shaft Advanced Transition Works [Nuclear Restoration Services Limited](https://tendernation.io/buyers/nuclear-restoration-services-limited) Estimated value £3,150,000 Published 23 May 2025 Deadline Rolling deadline ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Below-threshold contract Buyers cannot shortlist bidders on suitability before tenders are in, so everyone gets to submit a bid (except some larger works contracts). [Procurement Act 2023, section 85](https://www.legislation.gov.uk/ukpga/2023/54/section/85) - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender The purpose of the ATW is to prepare D1225 for the future construction of the D3300 Shaft Retrieval & Processing Facility. Nuclear Restoration Services Limited (Dounreay) have a key requirement for the transition phase works to D1225 to undertake the `higher risk` and `radiation controlled` tasks to the existing facility that are necessary to prepare the interface with D3300 and facilitate its safe construction. ## CPV classification Works for complete or part construction and civil engineering work Source Find a Tender (UK) · Notice ocds-h6vhtk-05241b-2025-05-23T15:55:55+01:00 [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-05241b-2025-05-23T15:55:55+01:00) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Nuclear Restoration Services Limited: past awards and live tenders](https://tendernation.io/buyers/nuclear-restoration-services-limited) [Sector More Construction work tenders](https://tendernation.io/sectors/construction-work) ## More tenders like this [Bannister Sports Centre Athletic Track Soft Market Testing Exercise · Harrow Council · 38 days left · 26 Nov 2026](https://tendernation.io/opportunities/01a1540d-d9e4-71cb-ad57-1603e9042fec/bannister-sports-centre-athletic-track-soft-market-testing-exercise) [Building Minor Works · Derbyshire Support and Facilities Services Limited · 26 days left · 13 Nov 2026](https://tendernation.io/opportunities/01a15408-9087-7003-bd47-df7bc19d7ff7/building-minor-works) [DGT Helipad Design and Construction · Dartford and Gravesham NHS Trust · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15408-969e-7140-a307-fe72fa7128be/dgt-helipad-design-and-construction) [Boiler Replacement Programme · Derbyshire Support and Facilities Services Limited · 26 days left · 13 Nov 2026](https://tendernation.io/opportunities/01a15408-9933-7015-97a0-37aa8d57c009/boiler-replacement-programme) [Construction of the Chiropractic Car Park, Treforest Campus · University of South Wales · 39 days left · 27 Nov 2026](https://tendernation.io/opportunities/01a15408-a995-70e5-b8b1-7c6a14e2e878/construction-of-the-chiropractic-car-park-treforest-campus) [Boiler chemical and Softener Services · Maidstone and Tunbridge Wells NHS Trust · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a1539a-d092-736b-88d2-6bdc251cddb6/boiler-chemical-and-softener-services)