ISSN 2096-4498

   CN 44-1745/U

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Tunnel Construction ›› 2006, Vol. 26 ›› Issue (增刊2): 77-80.DOI: B

• wenzhang • Previous Articles     Next Articles

Causes for Wearing of Disc Cutters of Shield
Machines in Mixed Ground and Countermeasures

LIU Xiao-Yi   

  1. Guangzhou Municipal DunJian Underground Construction Engineering Co., Ltd., Guangzhou 510030, China
  • Received:2006-10-31 Revised:2006-11-20 Online:2006-12-18 Published:2010-01-08

Abstract:

Taking the wearing of the disc cutters of the shield machines for Tianhua running tunnel on line 3 of Guangzhou Mass Rapid Transit system located in mixed ground, the author analyzes on the rules and major influence factors of the wearing of the disc cutters during tunnel boring and recommends some countermeasures for the improving of the durability of the disc cutters of shield machines in mixed ground.

Key words: mixed ground  , shieldmachine disk cutter  , wearing cause  , countermeasure

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