ISSN 2096-4498

   CN 44-1745/U

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Tunnel Construction ›› 2006, Vol. 26 ›› Issue (增刊2): 44-46.DOI: B

• wenzhang • Previous Articles     Next Articles

Construction Technology for Shield Boring through Fractured Zones

CENG Wei-Hua   

  1. Guangzhou Municipal DunJian Underground Construction Engineering Co., Ltd., Guangzhou 510030, China
  • Received:2006-10-31 Revised:2006-11-14 Online:2006-12-18 Published:2010-01-08

Abstract:

aking the shield boring through Shougouling fractured zone in TianHua running tunnel of line 3 of Guangzhou Mass Rapid Transit system as example, the author presents the difficulties encountered during the tunnel boring, including buildings protection, mud cakes, water gushing, chamber pressure control and cutting tool damages. Furthermore, the author also provides the corresponding countermeasures.

Key words: unning tunnel shield boring  , fractured zone  , difficulties  , countermeasures

CLC Number: