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Open tenders / Architecture, engineering & surveying

Planned procurement · Notice 084960-2026

NWS Independent Assurance Service

Nuclear Waste Services Limited

Value
£35m
Stage
Early notice
Where
North West
Lots
1
Suitable for SMEs
Yes, says the buyer
Contract
4 Jan 2028 – 4 Jan 2039

In plain English

Nuclear Waste Services wants an independent engineering assurance service covering construction quality checks, technical design review and "critical friend" advice, mainly for the Low Level Waste Repository near Drigg but potentially across other NWS sites and programmes. The contract runs 4 January 2028 to 4 January 2039 with an estimated value of £35m in one lot.

Good fit for: Engineering consultancies with nuclear or landfill construction assurance experience.

Watch out: Work must be independent of the contractors being reviewed, so conflicts of interest could exclude firms already working for NWS delivery contractors; Requires inspection, audit and certification capability against nuclear and landfill regulatory guidance, including Best Available Techniques; Single lot worth around £35m over 11 years, so bidders need long-term capacity

Written with AI from the official notice. Check the notice before relying on it.

What the buyer says

The service shall provide confidence that all designs, construction activities, quality management processes and technical decisions are compliant with regulatory requirements, aligned with approved standards, and capable of delivering the required long-term environmental and operational performance of the Repository. The proposed Independent Assurance Services may support Nuclear Waste Services (NWS) across its wider business and repository-related demand, including but not limited to focusing on the activities at the LLW Repository near Drigg and the lifecycle of the Vault Optimisation & Capping Delivery (VOCD) Framework, which scope includes repository capping, adherence to regulatory guidance on landfill design and construction, use of Best Available Techniques etc. The Independent Assurance Services scope is not intended to be exclusive to the LLWR site and may extend to other NWS programmes, projects, assets or locations where independent construction quality assurance, technical design assurance or critical friend assurance services are required. The service shall support the achievement of regulatory confidence, audit readiness and effective delivery of NWS programmes through independent challenge, review, verification and certification activities. The services shall comprise of three primary functions: 1) Independent Construction Quality Assurance (CQA): • Review and development of Construction Quality Assurance Plans. • Inspection, surveillance and audit activities. • Verification of materials, workmanship and installation. • Hold point and witness point inspections. • Review of contractor quality records. • Assessment of non-conformances and concessions. • Verification of testing and validation activities. • Compilation of assurance evidence and records. • P…

Procedure: not stated. Published 8 Sep 2026.

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