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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