Attenuation Precast Tanks

Description

Kilnbridge have secured the HS2 Old Oak Common Station Works Package for the construction of Urban Realm elements and the Head Houses and Ancillary Buildings. Part of these works require the installation of two, precast concrete attenuation tanks to the eastern part of the site. These tanks are a Subcontractor's design portion. Eastern HS2 Attenuation Tank • Area 1115m2 • Volume 1165m3 • Tank Depth 1.1m • Void Ratio 0.95 Eastern HS2 Dirty Water Tank • Area 1115m2 • Volume 350m3 • Tank Depth 1.6m • Void Ratio 0.95 Kilnbridge are seeking the services of suitably qualified and experienced Sub-subcontractor who shall be responsible for developing the Contractors Detailed Design to Design for Construction & Manufacturing. Taking from RIBA 4 to RIBA 5 stage. The Sub-subcontractor shall be responsible for providing their own design and design for construction drawings, compliant with the design intent of the Contractors Designer. The Sub-subcontractor will be responsible for ensuring the submission and acceptance of their design from the Contractor and Contractor's design consultant through the Subcontractor. Works include the design , manufacture and supply of precast base, walls and roof units to site. Scope to include for, but not limited to, technical assurance, BIM modelling, asset scheduling and labelling, drawings for approval, as built drawings, indicative construction sequence methodology, submission of design packs, material approvals, and sustainability and environmental management. Sub-subcontractor to interface their design with incoming services as detailed on the construction drawings. Construction is currently forecasted to be carried Q2 2026

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