The last of HS2's TBM launched as it begins 3.5-mile drive toward Birmingham
Latest tunnelling breakthrough celebrated by HS2 as TBM finishes bore in London
HS2's TBM on target to finish 10 miles of tunnelling for high-speed rail link this year
Latest HS2 TBM to be made up of parts from machine used on previous section of the project
19 out of 38 emergency cross-passages on HS2's Chiltern tunnels already completed
HS2 has revealed the names of the latest two TBM which will be driving under London
Mary Ann is the latest TBM to be launched by HS2 to work on the UK's major infrastructure project
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