Source: https://tendernation.io/opportunities/01a13d09-20be-72d6-b36d-cf60d206c887/supply-chain-notice-bld0127-50-nas-roof-plant-room-replacement pending GB open procedure Suitable for SMEs # Supply Chain Notice: BLD0127-50 NAS Roof, Plant Room Replacement [Ministry of Defence](https://tendernation.io/buyers/ministry-of-defence) Estimated value £4,000,000 Published 3 Oct 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. - Buyer says suitable for VCSEs The buyer ticked “suitable for voluntary, community and social enterprises” on the notice. - 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 This project will comprise building fabric and structural remedial works to the operational NAS Building. The concrete framed building was constructed circa 1977 and houses offices, welfare, etc. The building is rectilinear on plan measuring circa 73 m x 98 m and is of two-storeys in height typically, with flat roofs covering the whole footprint. This project's objective is to undertake: - Removal and renewal (i.e. complete replacement) of an existing flat roof system (coverings, membranes, and insulation) from structural slab level, including to roof level plant room, and completion of all other associated permanent and temporary works. - The refurbishment of plant room façade and structure where necessary and completion of all other associated permanent and temporary works. - The installation of PV to principal roof areas and completion of upgrades to existing electrical infrastructure to allow connection of PV array. - The repair of existing concrete slab where spalling is occurring and where additional defects are found following stripping of existing covering. By way of summary, the scope of work will include (but is not limited to): - Surveys to facilitate the design phase. - The development of existing RIBA 2 concept design and PV study to provide complete a RIBA 3 Spatially Coordinated Design (incl. obtaining Planning Permission for proposals as necessary). - Development of RIBA 3 design to provide complete RIBA 4 Technical Design for all works. - Undertaking Stages RIBA 5 and RIBA 6 (Construction and Handover) for all works. - Performing the responsibilities and duties of Designer and Contractor under CDM Regulations. Read full description ## CPV classification Roof-covering work Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/852c205e-c475-46b9-a64b-799236906791) 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. 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