【摘要】 针对某煤矿巷道二次出现涌水淹井事故,对矿区分别进行二维地震勘探和瞬变电磁法勘探,通过对勘探的结果进行综合分析,选定地面成孔注浆堵水的加固方案,最后介绍了地面注浆钻孔布设方案和注浆工艺,为类似工程提供了指导。更多还原

【Abstract】 As for second flooded coal mine accident of tunnel shaft,two-dimensional seismic exploration and transient electromagnetic exploration in the mining area were performed through a comprehensive analysis for the results,the hole grouting reinforcement program on the ground was elected,and finally the ground grouting drilling and grouting technology were introduced,which provided the direction for the similar projects.更多还原