HS2 makes history with Britain’s new longest rail bridge
Contractors building a new viaduct for HS2 have lowered into place its final deck segment in an operation that crowns it as Britain’s new longest rail bridge. The gently-curved 3.4 kilometre (2.1 mile) long structure on London’s north-western edge stretches across the Colne Valley near the M25 motorway and the Read more…