The premise of tunnel construction safety depends on the grasp of the information about the macroscopic geologic structure and the microscopic geologic structure of the area where the tunnel is.
隧道施工安全的前提是对隧道所在区域宏观地质构造和掌子面前方微观(相对而言)地质信息的掌握程度。
Based on the previous research, lattice girder reinforced shotcrete support is dealt with, and a method is set up to evaluate the safety of this kind of support for a tunnel in construction.
在过去研究成果基础上，建立施工期隧道格栅钢架喷混凝土支护的安全性评价方法。
Poor geological conditions of shallow buried and unsymmetrical loaded section caused potential safety problems on construction, which is critical to the success of tunnel construction.
浅埋偏压段隧道不良地质条件给施工造成安全隐患，也是决定整条隧道施工成败的关键。
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