【正文】 ........... 3 地質(zhì)特征 ........................................................................................................ 3 礦區(qū)內(nèi)的地層情況 ................................................................................... 3 地質(zhì)構(gòu)造 ................................................................................................. 3 煤層 賦存狀況及可采煤層特征 ................................................................. 4 巖石性質(zhì)、厚度及特征 ............................................................................ 5 井田水文地質(zhì)情況 ................................................................................... 5 煤質(zhì) 牌號(hào)及用途 ..................................................................................... 5 第 2 章 井田境界 儲(chǔ)量 服務(wù)年限 ........................................................................... 7 井田境界 ....................................................................................................... 7 井田周邊狀況 ...................................................................................... 7 井田境界確定的依據(jù) ............................................................................... 7 井田儲(chǔ)量 ........................................................................................................ 8 井田儲(chǔ)量計(jì)算 .......................................................................................... 8 保安煤柱 .............................................................................................. 8 IV 儲(chǔ)量計(jì)算評(píng)價(jià) .......................................................................................... 9 礦井工作制度 生產(chǎn)能力及服務(wù)年限 ........................................................ 10 工作制度 ............................................................................................... 10 生產(chǎn)能力 ............................................................................................... 10 礦井設(shè)計(jì)服務(wù)年限 ................................................................................. 11 第 3 章 井田開拓 ..................................................................................................... 12 概述 .............................................................................................................. 12 井田內(nèi)外及附近生產(chǎn)礦井開拓方式概述 ................................................. 12 影響本設(shè)計(jì)礦井開拓方式的因素及具體情況 .......................................... 12 礦井開拓方案選擇 ...................................................................................... 13 井筒形式和井口位置 ............................................................................. 13 開采水平數(shù)目和標(biāo)高 ............................................................................. 26 開拓巷道布置 .................................................................................... 26 選定 開拓 方案的系統(tǒng)描述 ......................................................................... 27 井筒形式和數(shù)目 ................................................................................ 27 井筒位置及坐標(biāo) ................................................................................ 27 水平數(shù)目及高度 ................................................................................ 28 石門 大巷數(shù)目和布置 ...................................................................... 28 井底車場(chǎng)形式選擇 ............................................................................ 28 煤層群的聯(lián)系 .................................................................................... 30 采區(qū)劃分 ............................................................................................ 30 井筒布置和施工 ......................................................................................... 32 井筒穿過(guò)的巖層性質(zhì)及井筒支護(hù) .................................................... 32 井筒布置及裝備 ................................................................................ 32 井筒延伸的初步意見 ........................................................................ 33 井底車場(chǎng)及硐室 .......................................................................................... 35 井底車場(chǎng)形式確定及論證 ................................................................ 35 井底井場(chǎng)的布置、存車線路、行車線路布置長(zhǎng)度 ........................ 35 井底車 場(chǎng)通過(guò)能力驗(yàn)算 .................................................................... 37 主要硐室 ............................................................................................ 37 開采順序 ...................................................................................................... 38 沿井田走向的開采順序 .................................................................... 38 沿井田傾向的開采順序 .................................................................... 38 V 采區(qū)接續(xù)計(jì)劃 .................................................................................... 38 “三量”控制情況 ............................................................................. 40 第 4 章 采區(qū)巷道布置及采區(qū)生產(chǎn)系統(tǒng) ................................................................. 42 采區(qū)概述 ...................................................................................................... 42 設(shè)計(jì)采區(qū)的位置、邊界、范圍、采區(qū)煤柱 .................................... 42 區(qū)的 地質(zhì) 和煤層情況 ........................................................................ 42 采區(qū)的生產(chǎn)能力、儲(chǔ)量及服務(wù)年限 ................................................ 42 采區(qū)巷道布置 .............................................................................................. 43 區(qū)段劃分 ............................................................................................ 43 采區(qū)上山布置 .................................................................................... 43 采區(qū)車場(chǎng)布置 .................................................................................... 43 采區(qū)煤倉(cāng)形式、容量及支護(hù) ............................................................ 44 采區(qū)工作面接續(xù) ................................................................................ 45 采區(qū)準(zhǔn)備 ..........................................................................................