HS2 granted approval to cross Grim’s Ditch in Buckinghamshire

Buckinghamshire Council has given consent to proposals by HS2 to cross the Scheduled Monument known as Grim’s Ditch in Great Missenden.

HS2 breaks record for Britain’s longest railway viaduct

The deck of HS2’s Colne Valley Viaduct in Buckinghamshire has been completed to break a 137-year old record as Britain’s longest railway viaduct.

Tunnel Boring Machine ‘Cecilia’ brakes-through at the northern end of the Chiltern tunnel, marking the end of tunnelling.

HS2’s Colne Valley viaduct is now officially the UK’s longest railway bridge after the completion of civil engineering works.