HS2’s Chiltern tunnels are approaching completion
One of HS2's longest tunnels is 90% complete as giant tunnelling machines…
Halfway point beneath the Chilterns is met seeing HS2 achieve its longest tunnels
Two giant tunnelling machines 'Florence' and 'Cecilia' have now excavated the project's…
First of a kind HS2 tunnel shaft vent to be housed in a ‘barn design’
High Speed 2 (HS2), building Britain's brand new high speed new rail…