冶金矿山安全规程（井下开采）第一章 总 则.................................................................................................................................................2第二章 矿山井巷...........................................................................................................................................4第一节 一般规定...................................................................................................................................4第二节 竖井掘进...................................................................................................................................5第三节 斜井、平巷掘进.......................................................................................................................6第四节 天井、溜井掘进.......................................................................................................................6第五节 井巷支护...................................................................................................................................7第六节 井巷维护和报废.......................................................................................................................8第七节 防坠措施...................................................................................................................................9第三章 地下采矿...........................................................................................................................................9第一节 一般规定...................................................................................................................................9第二节 采矿方法.................................................................................................................................10第三节 采矿机械.................................................................................................................................13第四章 矿井运输和提升..................
