An innovative design will eliminate the possibility of a sonic boom when HS2 high-speed trains enter the Chiltern Tunnel's ...

Contractors building HS2 have completed work on a pair of innovative extensions to the southern portal of its longest ...

Contractors building HS2 have completed work on a pair of innovative extensions to the southern portal of its longest tunnel ...

Contractors building the HS2 railway have completed work on a pair of innovative extensions to the southern portal of its ...

Construction of the Chilterns Tunnel, and its portal extensions was led by HS2’s main works contractor Align – a joint ...

A tunnel boring machine (TBM) has completed excavating a second bore of the 5-mile-long Northolt Tunnel for the HS2 ...

A second 5-mile railway tunnel has been completed underneath west London after one of HS2's tunnel boring machines arrived at ...

HS2 completed a five-mile tunnel drive under London on Thursday (April 3). The milestone was achieved using one of four giant tunnelling machines being deployed to build the railway’s Northolt Tunnel.

A FIVE-mile drive under London was completed today (3), using one of four giant machines being deployed to build HS2’s Northolt Tunnel.

Due to high water pressure in the ground at the site, HS2 is using the reception can method for the breakthrough of the machines. The reception can allows the TBM to maintain pressure while sealant ...

Reforms to fast track major projects will see the creation of an infrastructure board within the government's environment ...