All Tunnelling Articles

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
Tunnelling: Utilising the 3rd dimension
Tunnelling has traditionally been a very slow process, but the progress of modern-day machines is speeding up
Sandvik to buy DSI Underground for €943m
DSI is a €500 million revenue business specialising in technology and products to reinforce mines, tunnels and underground structures
HS2 tunnelling machines arrive in UK
Tunnel boring machines Florence and Cecilia will begin work on rail project in the new year
Robbins main beam breaks through Ohio River Tunnel
Refurbished TBM surmounts rock fallout and methane gas challenges below US site
China’s biggest TBM
CRCHI has produced a Mega Slurry TBM with a maximum excavation diameter of 16.07m
Breakthrough for Europe’s largest TBM
Supersized Herrenknecht boring machine completes 7.5km tunnel in Italy
India’s largest diameter TBM
Tunnel boring machine to be used in Mumbai Coastal Road Project
Tunnelling: Breakthrough technology
Katherine Weir looks at advances in tunnelling equipment and techniques to tackle new challenges
Largest hard rock TBM built for US
The Robbins Company’s tunnel boring machine ‘Big Tex’ can become ‘Little Tex’ partway through tunnelling
Sandvik launches new rock bolter
Swedish mining and rock technology manufacturer unveils the DS512i rock bolter with new carrier
Tunnelling: Breaking new ground
With over half the world’s population living in cities, what occurs underneath them is as interesting as the work above ground
Tunnel visions
German tunnelling specialist Herrenknecht promises ‘ground-breaking’ technology innovations in Munich
Utilities: Without a trace
Work must often be carried out without affecting the public, so CE looks at how to make this possible
Tunnelling: Digging deep
With Europe home to many tunnelling projects, Adrian Greeman unearths details on the most interesting
Tunnelling: Big projects get bigger
Europe is buzzing with major tunnel works. Adrian Greeman takes a look at some of the most interesting projects
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