在煤矿井下安全生产中,不仅需要在各类巷道中安设托梁来解决供风与供水等各类管路的吊挂问题,而且在多水平开采的矿井中,还常常需要安设乘人索道,因此就需要在巷道侧壁开凿梁窝,来实现横梁的安装。1 传统施工方案存在的问题由于井下自然条件复杂多变,不仅巷道有煤、岩 In coal mine safety production, not only need to set up joists in various types of tunnels to solve the supply of wind and water supply and other types of pipe hanging problem, but also in the multi-level mining mines, often also need to set up passenger cableway , So you need to dig in the tunnel sidewall beams, to achieve the installation of beams. A traditional construction program problems As the natural conditions of the complex and volatile underground, not only coal and rock roadway