“三软”煤层回采巷道掘进技术的实践

Practice of Tunneling Technology for Mining Roadway in Three Soft Coal Seam

本文对王坡煤矿3203“三软”煤层运输顺槽掘进施工过程中的工艺和技术进行了总结,为相似条件下的“三软”回采巷道掘进提供了参考。

The paper summarizes process and technology of conveyor gateway tunneling at 3203"Three Soft"coal seam of Wangpo Colliery,which provides a reference for"Three Soft"mining roadway driving under similar conditions.