【正文】 .................................... 6 ，范圍： .................................................................................... 6 ： .............................................................................................. 6 地形地貌： .............................................................................................. 6 礦區(qū)交通位置圖： ................................................................................... 7 工農(nóng)業(yè)生產(chǎn) 情況： ................................................................................. 7 礦區(qū)氣候： .............................................................................................. 7 井田地質(zhì)特征 ..................................................................................................... 7 ： ....................................................................................... 7 ： ............................................................................. 8 井田煤系地層概述： ................................................................................ 9 巖漿侵入活動(dòng)和巖溶塌陷現(xiàn)象： ............................................................ 10 ： ........................................................................... 10 .......................................................................................................... 16 ： ..................................................................................... 16 ： ..................................................................................... 16 煤層的圍巖性質(zhì)： ................................................................................. 19 2 采區(qū)、帶邊界及儲(chǔ)量 ................................................................................................... 20 井田境界 .......................................................................................................... 20 井田四周境界 ...................................................................................... 20 開(kāi)采上限的確定 : ................................................................................. 20 井田長(zhǎng)度 : ............................................................................................. 21 礦井工業(yè)儲(chǔ)量 ................................................................................................. 22 井田勘探類(lèi)型 ,鉆孔及勘探線(xiàn)分布情況 ,儲(chǔ)量等級(jí)的圈定 ....................... 22 3采區(qū)參數(shù) ..................................................................................................................... 23 傾斜長(zhǎng)度 .......................................................................................................... 23 走向長(zhǎng)度 .......................................................................................................... 23 生產(chǎn)能力 .......................................................................................................... 24 采出率 ............................................................................................................. 24 煤柱尺寸 .......................................................................................................... 25 煤柱的分類(lèi) ............................................................................................ 25 各類(lèi)煤柱的尺寸 ..................................................................................... 25 煤倉(cāng)儲(chǔ)量 .......................................................................................................... 25 4 采區(qū)巷道布置 ............................................................................................................. 26 采區(qū)巷道布置 ................................................................................................... 26 采區(qū)準(zhǔn)備方式的確定 .............................................................................. 26 工作面推進(jìn)方向的確定 .......................................................................... 26 采區(qū)開(kāi)采順序 ........................................................................................ 26 生產(chǎn)系統(tǒng) .......................................................................................................... 26 運(yùn)煤系統(tǒng) ............................................................................................... 26 設(shè)計(jì) 3 輔助運(yùn)輸系統(tǒng) ........................................................................................ 26 通風(fēng)系統(tǒng) ............................................................................................... 27 排矸系統(tǒng) ............................................................................................... 27 排水系統(tǒng) ............................................................................................... 27 巷道掘進(jìn) ............................................................................................... 27 ................................................................................................ 27 采區(qū)車(chē)場(chǎng)形式選擇 ............................................................................................ 27 ............................................................. 27 ........................................................................... 27 ........................................................................... 28 ........................................................................... 28 5 采煤方法 .................................................................................................................... 29 ................................................................................................ 29 ......................................................................................... 29 ................................................................ 29 綜采工作面巷道布置及端頭支架 ............................................................ 30 ................................................... 30 ....................................................................... 32 ......................................................................................... 33 ...................................................