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

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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 ...

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 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 ...