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6. 隧洞模型开挖方案

Fig.6. Excavation scheme of the tunnel model