Studies show that simply adopting multi-compound supporting is far from enough to control strong non-lineal deformation, meanwhile measures must be taken to harness the weakening course caused by fracture water.

• 针对此情况，提出了动态过程控制的支护原理，采用预拉力锚杆、锚索、桁架和围岩滞后注浆堵水加固相结合的全过程控制围岩技术。