ISSN 2096-4498

   CN 44-1745/U

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Tunnel Construction ›› 2021, Vol. 41 ›› Issue (2): 326-340.

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Key Technological Innovations and Practices in Construction of Erlangshan Tunnel of YaanKangding Expressway

ZHENG Jianguo1, ZHENG Jinlong1 *, HUANG Bing2, CHEN Hang1, LIN Guojin1   

  1. (1. Sichuan Highway Planning Survey, Design and Research Institute Ltd., Chengdu 610041, Sichuan, China; 2. Sichuan Ya′anKangding Expressway Co., Ltd., Chengdu 610041, Sichuan, China) 

  • Online:2021-02-20 Published:2021-03-06