CREDIT : HS2
HS2 Florence Tunnel Boring Machine
UK
The launch of Florence marks the first of 10 giant Tunnel Boring Machines ( TBMs ) that will dig 64 miles of tunnels between London and the West Midlands in the HS2 high-speed rail project . The first two TBMs will be operated by Align – a joint venture comprising Bouygues Travaux Publics , Sir Robert McAlpine , and VolkerFitzpatrick .
constructionglobal . com 9