First of 112,000 Chiltern tunnel wall segments cast for HS2
The first of 112,000 walls segments for the Chiltern tunnel were produced at a purpose-built production line at the project’s tunnelling HQ close to the M25 in preparation for the launch of HS2’s first giant tunnelling machines. The project’s first two Tunnel Boring Machines (TBMs) – named Florence and Cecilia Read more…