软岩地段的巷道施工

Tunnel Construction of Soft Rock Section

软岩的自然特性及组成的主要成分是导致软岩巷道破坏的主要原因。给出了设计的注意事项和支护的原则,并指出支护的关键是防水和及时控制围岩的变形量。新奥法的指导思想应成为软岩地段施工的精髓。

The natural characteristic and major composition of constituent of Soft rock are the main primary reasons to cause the soft rock tunnel destroy. It has given the design matters needing attention and the supports and protections principle, and pointed out the supports and protections the key is waterproof and the prompt control adjacent formation amount of deformity. The new Austria＇s method guiding ideology should become the soft rock land sector construction the