Civil Works Completed on HS2’s First ‘Green’ Tunnel

Civil works completed on HS2’s first ‘green’ tunnel

High-speed rail project HS2 has revealed its first completed 'cut and cover' tunnel at a site on the western edge of London.

HS2 reveals first completed cut and cover 'green' tunnel in West Ruislip

HS2 has revealed its first completed cut and cover tunnel, the 880m Copthall ‘green’ tunnel near West Ruislip.  The post HS2 reveals first completed cut and cover ‘green’ tunnel in West Ruislip  appeared first on New Civil Engineer.

HS2 completes first ‘green tunnel’ as Copthall milestone signals construction momentum

HS2 completes its first green tunnel at Copthall near West Ruislip, marking a major construction milestone while cutting 100,000 lorry journeys and advancing sustainable rail infrastructure.

HS2’s only single-bore tunnel completed in west London as it prepares to vanish from sight

The only single-bore tunnel on the HS2 railway has been completed, although before long it will disappear beneath thousands of tonnes of earth as the cut-and-cover structure is buried from view.  The new tunnel is positioned between the twin-bore Northolt tunnel and the Colne Valley viaduct – Britain’s longest railway bridge, which was completed last year. Inside Copthall tunnel August 2025 (c) HS2 The Copthall tunnel near West Ruislip in west L…

HS2’s reveals first completed ‘green’ tunnel

The first completed cut and cover tunnel on Britain’s new high-speed railway has been revealed at a site on London’s western periphery. HS2’s 880-metre Copthall ‘green’ tunnel near West Ruislip has been created using 1.2 million cubic metres of material excavated during construction of the line’s nearby twin-bore Northolt tunnel. Originally planned as an open cutting, engineers opted for a cut and cover design. The decision enabled the Northolt …