ISSN 2096-4498

   CN 44-1745/U

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Tunnel Construction ›› 2011, Vol. 31 ›› Issue (S2): 191-194.

• wenzhang • Previous Articles     Next Articles

Construction Technology of Underpinning of Pile Foundation of Tunnels underneath Crossing Buildings

GUO Hui   

  1. (Technology Center of China Railway Tunnel Group Co., Ltd., Luoyang 471009, Henan, China)
  • Received:2011-08-02 Revised:2011-10-10 Online:2011-11-20 Published:2011-12-29

Abstract: The pile foundation underpinning procedure and technology are presented, with the file foundation underpinning construction of Baigelong stationBuxin station section on Line 5 of Shenzhen Metro as an example. The importance of the underpinning mode of prestressed concrete beamandgrider and treatment of selflocking antishock node is proved by means of monitoring. The paper can provide reference for similar projects in the future.

Key words: Shenzhen Metro, underneath crossing, building, pile foundation underpinning