摘要
文章以广州市轨道交通十八号线为背景,针对施工现场岩体特点在浅埋大断面隧道工程中采用了CRD法。结果表明:该方法的应用可解决岩体稳定性不足的问题,与施工现场的环境相适应。
The article takes Guangzhou Rail Transit Line 18 as the background,and adopts the CRD method in the construction of shallow-buried large-section tunnels based on the characteristics of the rock mass at the construction site.The results show that the application of CRD method can solve the problem of insufficient stability of the rock mass and adapt to the environment of the construction site.
作者
马张根
MA Zhanggen(The 4th Engineering Co.,Ltd,China Railway 12th Bureau Group,Xi'an 710021,China)
关键词
破碎围岩
大断面隧道
CRD法
broken surrounding rock
large-section tunnel
CRD method
