Cementation Skanska and Bauer bring the world's first plug-in drilling rig to work in UK
HS2 now has three TBM operating under the UK's capital as third machine is launched
TBM Dorothy break through marks first complete twin-bore tunnel on the HS2 project
Final part of key design elements for HS2 Chiltern tunnels revealed
More work on rail lines around Brenner Base Tunnel awarded to WeBuild-led consortium
HS2 TBM begins return journey following reassembly after turn around after competing first tunnel
Second TBM starts journey under UK capital as part of major high-speed rail infrastructure project
Significant progress has been made on HS2's tunnels under the Chiltern Hills in the UK
HS2 continues to make progress as the first of its TBM to work under London is launched
Low-headroom piling rig from Tysim specified for piling job next to Chinese high-speed rail line
First cross passages completed on UK's HS2 tunnels project under Chiltern Hills
Revised design for HS2 tunnel vent shaft headhouse revealed by contractor