谢桥矿11518工作面围岩地质构造分析  

Geological Structure Analysis of Surrounding Rock of 11518 Working Face in Xieqiao Mine

作　　者：代宜利 

机构地区：[1]淮河能源股份有限公司谢桥煤矿,安徽 阜阳

出　　处：《矿山工程》2020年第4期440-450,共11页Mine Engineering

摘　　要：采用三维地震探测、围岩松动圈测试、钻孔窥视等,综合分析11518工作面岩层工程地质条件,主要包括巷道顶板、两帮、底板岩层岩性,岩层厚度及变化,岩层倾角及其变化情况;巷道周围断层、褶曲、陷落柱及破碎带等地质构造分布情况;围岩内节理、裂隙、层理分布情况等。The engineering geological conditions of rock strata in 11518 working face were comprehensively analyzed by means of three-dimensional seismic detection, test of surrounding rock loose zone and borehole observation, etc., mainly including the rock lithology of roadway roof, two sides and floor, the thickness and change of rock strata, the dip angle of rock strata and their changes;the distribution of faults, folds, collapse columns and fracture zones around the roadway;distribution of joints, cracks and bedding in surrounding rock, etc.

关 键 词：地质构造 围岩松动圈 钻孔窥视 围岩结构 

分 类 号：TD3[矿业工程—矿井建设]