超大断面扁平结构隧道施工参数优化研究
刘宽1(),莫冠旺2(),李响2(),沈平欢1,万波1,刘建坤2
Optimization of the Construction Parameters of Super-large Section Flat Structure Tunnel
Kuan LIU1(),Guanwang MO2(),Xiang LI2(),Pinghuan SHEN1,Bo WAN1,Jiankun LIU2

图2. 隧道地形平面图及围岩剖面图

Fig.2. Tunnel topographic plane and surrounding rock profile diagram