【摘要】 从分析锚杆支护巷道顶板破坏形态着手,根据锚杆作用机理确定了锚杆支护参数。具体试验表明,钢带锚网支护在寺河2号井的应用取得了很好的效果。更多还原

【Abstract】 Starting from the analysis on the situation of the damages of the suspension roof of the tunnel with the Steel belt and anchor net support, this paper determines the parameters of suspension roof support according to anchor’s operating mechanism. And the concrete tests show that the application of the steel belt and anchor net support obtains good results in NO.2 pit of Sihe Coalmine.更多还原