ISSN 2096-4498

   CN 44-1745/U

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Tunnel Construction ›› 2020, Vol. 40 ›› Issue (7): 1088-1097.

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Tunneling at High Altitude: Technology Innovations and Practices in Que′ershan Tunnel

ZHENG Jinlong, WEI Yanqing, YANG Feng   

  1. (Sichuan Highway Planning, Survey, Design and Research Institute Ltd., Chengdu 610041, Sichuan, China)
  • Online:2020-07-20 Published:2020-07-30