The technology, based on Herrenknecht’s proven vertical shaft-sinking machine (VSM), which can excavate to a depth of about 150 m at diameters of 4.5 m to 18 m, has been used successfully in a number ...
Dortmund-based shaft construction specialist Redpath Deilmann has used two Shaft Boring Roadheaders (SBRs) from mechanised tunnelling company Herrenknecht, for the first time in Europe. The recently ...
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