水平向上推进削壁充填法.doc

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目录
1采矿地质条件...........................................................................................................1
2采矿方法选择...........................................................................................................1
2.1采矿方法初选....................................................................................................1
2.2采矿方法比较....................................................................................................3
2.3采矿方法结构参数............................................................................................3
2.4采矿方法图........................................................................................................4
2.5矿柱回采与采空区处理....................................................................................4
3矿块的采准与切割...................................................................................................4
3.1采准巷道的布置................................................................................................4
3.2采准巷道的断面形状和规格............................................................................4
3.3采准切割工程量................................................................................................6
3.4矿块中采准切割工程施工顺序和时间...........................................................6
3.5采准切割成本....................................................................................................7
4回采计算..................................................................................................................7
4.1凿岩爆破............................................................................................................7
4.2矿石运搬和放矿................................................................................................8
4.3矿块通风............................................................................................................9
4.4充填工艺设计...................................................................................................10
4.5回采工作组织.................