In this paper,based on the specific conditions of No.9 Coal Mine,that is the rock mass of the chamber group is characterized by soft rock,and it has experienced two times of rework,the surrounding rock has large loose range and the surrounding mining condition is complex,the reinforcement scheme of chamber group surrounding rock is proposed for reference.%本文主要结合九矿的具体条件,硐室群围岩的呈现软岩特征,经历了两次返修,围岩松动范围大,周围采掘形势复杂等具体情况,提出了硐室群围岩加固方案以供探讨.
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