摘要
针对某煤矿第10号顶板的采空区由于积水出现的危害问题,对顶板水探测技术进行强化,针对巷道顶板水开展综合防治措施,对正处于掘进阶段的10号和11号煤联合巷道打通深孔进行排水,并进行注浆堵水,避免采空区积水所带来的不利影响。
Based on goaf water in No. 10 roof of a coal mine, probing technique of roof water was intensified, comprehensivecontrol measures of roof water was carried out. No.10 and No.ll coal in tunneling phase of joint roadway opened hole fordrainage, and conducted grouting water, which avoided bad influence brought by goaf water.
出处
《煤炭与化工》
CAS
2016年第11期68-70,共3页
Coal and Chemical Industry
关键词
掘进巷道
顶板
防治水
excavation roadway
roof
water control
