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 ...
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