ISSN 2096-4498

   CN 44-1745/U

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Tunnel Construction ›› 2011, Vol. 31 ›› Issue (S2): 81-87.

• wenzhang • Previous Articles     Next Articles

Difficulties and Countermeasures of Construction of 03 Bid Shield Tunneling Section of Zhengzhou Metro

SONG Shuxian, GUO Lei   

  1. (The 03 Bid Section of the First Phase of Line 1 of Zhengzhou Metro of China Railway Tunnel Group, Zhengzhou 450000, China)
  • Received:2011-08-01 Revised:2011-09-26 Online:2011-11-20 Published:2011-12-29

Abstract: Monitoring, shield tunnelling parameters and building protection technology are adopted to guarantee the safety of the construction of shield tunnel underneath crossingexisting buildings. The technologies used are important to the construction.

Key words: shield machine, Metro, underneathcrossing, Erqi Tower, ancient wall, power tunnel