All Tunnelling Articles

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
Mexico launch for dual mode TBM
TEP II wastewater project tin Mexico City takes the first rock/EPB tunnel boring machine by Robbins in North America
Start-up for world’s largest TBM
Bouygues has started excavation work on the 5 km Tuen Mun – Chek Lap Kok tunnel in Hong Kong using a 17.6 m diameter Herrenknecht tunnel boring machine
Excavation starts on Istanbul’s Eurasia Tunnel
SK E&C and Yapi Merkezi have launched a 13.6 m diameter Herrenknecht TBM on the scheme to build a tunnel under the Bosphorus.
FEATURE: Tunnelling challenges
Tunnelling projects present manufacturers and contractors with technical difficulties that require dedication and innovation to overcome.
Aker to sell TBM technology to CRTE
Aker Wirth’s intellectual property for tunnelling and boring equipment to be bought by China Railway Tunnelling Equipment
Herrenknecht achieves Sparvo tunnel breakthrough
After two years, manufacturer’s largest tunnel boring machine finishes 2.4km tunnel between Bologna and Florence, Italy
Early Moscow Metro breakthrough
Robbins TBM achieves impressive advance rates on the Russian capital’s massive 150 km public transport scheme
Tunnelling: Underground innovations
Bauma saw several important equipment launches for the tunnelling sector, a branch of the construction industry that is still seeing large and ambitious projects get underway.
Two TBMs commissioned from NFM
French Tunnel Boring Machine (TBM) manufacturer NFM secures new contracts, including one for largest TBM ever built in France.
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