ISSN 2096-4498

   CN 44-1745/U

二维码

Tunnel Construction ›› 2011, Vol. 31 ›› Issue (S2): 195-199.

• wenzhang • Previous Articles     Next Articles

Inspection and Maintenance Technology of TBM Cutters

QIANG Shenglong   

  1. (TBM Management Department of West Qinling Tunnel on LanzhouChongqing Railway,  China Railway Tunnel Group, Wudu 746025, Gansu, China)
  • Received:2011-09-26 Revised:2011-10-25 Online:2011-11-20 Published:2011-12-29

Abstract: The inspection and maintenance technology of TBM cutter is analyzed, the key points of cutter disassembly and maintenance are summarized, with the cutter use, maintenance and replacing technology of West Qinling tunnel on LanzhouChongqing railway as an example. The cutter maintenance takes time in the excavation, and the maintenance quality and life of the cutter is very important. Detail cutter inspection program is made under different geological conditions. Good effect is achieved after the first cutter maintenance phase.

Key words: TBM cutters, inspection and maintenance, technology