tbm tunneling the chengdu metro

Herrenknecht world wide - Herrenknecht AG

Traffic Tunnelling Modern tunnel boring machines to create efficient transport infrastructures. More Utility Tunnelling Flexible tunnelling technology for the construction of supply and disposal infrastructures. More Mining Herrenknecht offers a complete portfolio of ...

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Tunnel and Underground Space

The use of TBM (tunnel boring machine) gradually increases in worldwide tunneling projects. TBM machine are often applied to more difficult and complex geological conditions in urban area, and many problems and difficulties have been reported due to these ...

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