If the mined zone go into the security coal pillar, the house crack could be thought caused by mining.
房屋裂缝是否由煤矿采煤引起，主要是看采空区是否进入村庄保安煤柱。
The South ore-bearing zone of Wushan copper mine is mined with ascending horizontal slicing hydraulic fill crosscut mining system. Roof falling and rib spalling occurred in any times.
武山铜矿南矿带采用上向水平分层进路水砂充填法回采，采场多次发生冒顶、片帮。
The underground caverns are multi-layered and inclined. The numerical results show that the mined caverns have potential hazards to highway. The affected zone along the highway must be improved.
模拟计算结果表明，研究区多层倾斜采空区对路基的危害性严重，必须对公路路基影响范围内的采空区部位进行处治。
The underground caverns are multi-layered and inclined. The numerical results show that the mined caverns have potential hazards to highway. The affected zone along the highway must be improved.
模拟计算结果表明，研究区多层倾斜采空区对路基的危害性严重，必须对公路路基影响范围内的采空区部位进行处治。
应用推荐