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Scope / Description
The subcontract works are to construct the sprayed waterproofing required for the new Harvil Road over Chiltern Line Bridge (HROC) and Copthall Tunnel.
The HROC structure is a new single span integral bridge with piled wingwalls and abutments supporting a composite steel bridge over the Chiltern lines.
The Copthall Tunnel is a 550m long cut and cover, in-situ RC tunnel with an integral bridge deck for Harvil Road in the western portal.
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| Supplier | Identifier | Award Value | Cross-References |
|---|---|---|---|
| VolkerLaser Ltd | 03892871 | £446,629 | - |
Government spending data: This supplier has received £104,489,418 in 802 payments (over £25k) from Department for Transport, DfT GPC (2012-06-27 to 2026-05-22). View full payment history →