锚索支护在大断面切眼及综采撤架机道中的应用

Application of Bolting and Rope Support in Large Section Open-off and Backward Entry

从煤矿井下大断面巷道及综采撤架机道的支护实践出发 ,分析了井巷受压情况和支护机理 ,阐明了锚索支护在井巷顶板管理中的突出效果。

Based on the practice supporting in large section open*.off and backward entry,the rock pressure and supporting principle in the entry are analysed,and the effect of bolting and rope support is expounded.