Under the influence of original formation , tectonic reconstruction , superficial and epigene - action , network of structure planes was created in rock mass , accordingly complicated the rock mass structure 由于受原生建造、后期构造改造和浅表生作用的影响，岩体中常发育多组裂隙，形成相互交切的结构面网络系统，使岩体结构复杂化。
