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BidSonar is an independent index of public-sector opportunities. We aggregate data from official sources and are not affiliated with any procurement body. Data is licensed under the Open Government Licence v3.0 and the EU TED reuse notice.

    ContractsPrecast Concrete Attenuation Tanks Installation
    Closed contract

    Precast Concrete Attenuation Tanks Installation

    Contract value
    £1m
    Closed 11 Sept 2025

    Kilnbridge Construction Services Ltd is seeking a qualified subcontractor to design, manufacture, and supply two precast concrete attenuation tanks for the HS2 Old Oak Common Station project. This project involves the construction of urban realm elements and ancillary buildings. The subcontractor wi

    🇬🇧United KingdomPublished 4 Sept 2025· 11 months agoviaContracts Finder
    Contract value
    £1m
    Closed 11 Sept 2025
    Tender deadline passed on 11 Sept 2025.

    Decision brief

    4 fields
    • Contract value
      est.£1,000,000
      Pounds sterling
    • Tender closed
      11 Sept 2025
      11 months ago
    • Sector
      Construction
      Browse related listings
    • Location
      🇬🇧United Kingdom

    Lifecycle

    Closed

    Tender closed on 11 Sept 2025. Awaiting award.

    4 Sept 2025Today11 Sept 2025

    Brief

    Kilnbridge Construction Services Ltd is seeking a qualified subcontractor to design, manufacture, and supply two precast concrete attenuation tanks for the HS2 Old Oak Common Station project. This project involves the construction of urban realm elements and ancillary buildings. The subcontractor will be responsible for developing the detailed design from RIBA Stage 4 to Stage 5, ensuring compliance with the contractor's design intent. Key details include: 1. **Eastern HS2 Attenuation Tank**: - Area: 1115 m² - Volume: 1165 m³ - Depth: 1.1 m - Void Ratio: 0.95 2. **Eastern HS2 Dirty Water Tank**: - Area: 1115 m² - Volume: 350 m³ - Depth: 1.6 m - Void Ratio: 0.95 The subcontractor must provide their own design and construction drawings, ensure submission and acceptance of their design, and interface with incoming services as per the construction drawings. The scope of work includes technical assurance, BIM modeling, asset scheduling, approval drawings, as-built drawings, indicative construction methodology, design pack submissions, material approvals, and sustainability management. Construction is expected to commence in Q2 2026. The deadline for submissions is September 11, 2025.

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    View on sourceContracts Finder

    Original closed notice on the publisher's site

    Publisher
    UK Cabinet Office
    Licence
    OGL v3.0
    Source
    contractsfinder.service.gov.uk
    Record ID
    9c4a1667-7de9-41c2-8bab-b93f9f148938
    KC
    Buyer
    KILNBRIDGE CONSTRUCTION SERVICES LTD
    Sector
    Construction