All Tunnelling Articles

Six firms to improve Swiss motorways
Six Swiss companies will work on two major road projects
China’s CRCC claims to have manufactured world’s biggest TBM main bearing
Chinese construction company China Railway Construction Corporation (CRCC) claims to have produced the world’s biggest main bearing for a tunnel boring machine (TBM).
The challenges of building the world’s longest railway tunnel
Brenner Base Tunnel chief engineer explains some of the biggest challenges behind building the world’s longest railway tunnel.
Breakthrough for London’s newest underground tunnel
This will be the first newly built underground road link between the two banks of the Thames in over 30 years
Video: TBMs work on one of China’s largest metro lines
Watch the largest TBM construction group applied in a single project
Komatsu buys underground mining manufacturer
Acquisition of GHH will add load haul dumpers, underground dump trucks and more
Record tunnelling rate at hydropower project in Peru
TBM from CRCHI is said to help shorten construction time in Belt and Road Initiative project
Robbins launches Double Shield in Nepal
Second project underway for the tunnel boring machine company
Breakthrough on major Chinese road project
CRCHI Mega Slurry TBM ‘Jinghua’ achieves breakthrough on Beijing East Sixth Ring Road Reconstruction Project
India coastal road sets tunnel boring record
The tunnel boring machine is at present the largest deployed in the country
Are robots the future of tunnelling?
How HyperTunnel is using miniature robots to dig big tunnels
Ferrovial wins €438m contract on Grand Paris Express
Spanish construction giant will bore a 6.7km tunnel section as part of the Paris Metro line 18 in France
Robbins TBM completes ‘record’ run on tunnel project
Tunnel excavation to replace existing outfall in Toronto, Canada, is completed successfully  
Site report: Seattle wastewater tunnel project on track
Enormous TBM at work beneath the streets of Seattle
TBM for Australia’s biggest renewable energy project
Snowy 2.0 project said to be key to Australia’s transition to a low-carbon emissions future
Tunnel boring machine sets new world records
Robbins Crossover XRE TBM achieves longest daily, weekly and monthly lengths of excavated tunnel on Turkey’s Emse-Salihli Railway Tunnel
The biggest tunnelling projects around the world in 2021
Tunneling industry survived but is now set to thrive globally
Huge TBM launched on UK’s HS2 project
First of 10 machines set to dig over 100km of tunnels on mammoth high-speed rail project
China’s largest Crossover TBM
Crossover TBM with a diameter of over 9m being used for China railway project
Utilities: The power to adapt
Utility construction firms know how to deal with changing conditions – a useful skill in these challenging times
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