超大断面扁平结构隧道施工参数优化研究

刘宽,莫冠旺,李响,沈平欢,万波,刘建坤

Optimization of the Construction Parameters of Super-large Section Flat Structure Tunnel

Kuan LIU,Guanwang MO,Xiang LI,Pinghuan SHEN,Bo WAN,Jiankun LIU

表8 不同观测断面测线2-3与测线4-5的水平收敛平均值

Table 8 Mean values of horizontal convergence of lines 2-3 and 4-5 at different monitoring sections（mm）

桩号 1.0 m锚杆纵距 1.5 m锚杆纵距 2.0 m锚杆纵距 ZK6+790 1.022 1.021 1.022 ZK6+800 0.969 0.970 0.971 ZK6+810 1.003 1.005 1.005 ZK6+820 1.040 1.038 1.038 ZK6+830 1.058 1.058 1.056 ZK6+840 1.105 1.111 1.110 ZK6+850 1.287 1.296 1.298 YK6+810 1.148 1.146 1.146 YK6+820 1.127 1.127 1.127 YK6+830 1.186 1.183 1.180 YK6+840 1.229 1.228 1.228 YK6+850 1.256 1.254 1.257 YK6+860 1.287 1.284 1.284 YK6+870 1.437 1.439 1.444