Based on the analyses of dynamic deformation process of the soft failure roadway under high ground stress, process-monitoring stepwise supporting principle was put forward to maintain this kind of roadway, that is 1) making full use of the carrying capaci
Based on the analyses of dynamic deformation process of the soft failure roadway under high ground stress, process-monitoring stepwise supporting principle was put forward to maintain this kind of roadway, that is 1) making full use of the carrying capaci
基于该类巷道变形的动态阶段性特点，针对性地提出该类软岩巷道支护的过程监控分步支护的过程控制方法，即开巷初期充分发挥围岩自身的承载能力；适时采取围岩注浆加固，“保护与强化”围岩力学性能，提高围岩完整性；最后关键部位加强支护。