New York’s Gateway Development Commission (GDC) has announced that manufacturing and testing of the first two 9m diameter Herrenknecht ...

Retrieval of Herrenknecht 7m diameter TBMs Betty and Dorothy has kicked off after their completion of boring on the ...

On 24 November, two state-of-the-art slurry TBMs manufactured by China Railway Construction Heavy Industry (CRCHI) were ...

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The construction of HS2’s longest green tunnel took a major step forward this week with the realignment of a key local road, freeing up space for the next phase of excavations. Set to stretch for ...

Tunnelling Journal has formed a partnership with the Australian and New Zealand Tunnelling Societies. The A&NZ Journal is now published by Tunnelling Journal and distributed internationally with the ...

The UK’s HS2 has completed an 8km tunnel drive under London – using one of four Herrenknecht TBMs being deployed to build the railway’s Northolt Tunnel. The 9.84m diameter TBM, named Caroline, is the ...

The pioneering Vertical Shaft Sinking Machine (VSM) from Herrenknecht, named “Verena”, after Verena Holmes, a pioneering ...

The largest ever Crossover (XRE) TBM in China launched in late March 2021 in Guangzhou for contractors Sichuan Jinshi Heavy Equipment Leasing Co., Ltd and CREC Bureau 2. Onsite First Time Assembly ...

STV/Naik Consulting Group JV has announced it has received a Notice to Proceed to provide Construction Management (CM) services for Amtrak’s East River Tunnel (ERT) Rehabilitation project. The tunnel ...

The Swiss cantons of Schwyz and Uri have awarded the US$478M contract for Lot 200 on the “Neue Axenstrasse” project – the “Sisikon Tunnel” – to a JV of Implenia (60%) and Frutiger (40%). The contract ...