【正文】 地理交通位置、自然狀況 .................................................................................. 1 建設(shè)條件 ........................................................................................................... 2 礦山現(xiàn)狀 ................................................................................................... 2 地質(zhì)資源 ................................................................................................... 4 外部供電 ................................................................................................... 5 供水 .......................................................................................................... 5 其他建設(shè)條件 ............................................................................................ 5 第二章 工 程 概 況 ................................................................................................. 6 設(shè)計(jì)規(guī)模、服務(wù)年限及產(chǎn)品方案 ......................................................................... 6 地下開(kāi)采 ............................................................................................................ 6 其他設(shè)施 ............................................................................................................ 8 節(jié)能 ................................................................................................................... 9 第三章 地 質(zhì) .......................................................................................................... 10 礦床地質(zhì)勘探工作 ........................................................................................... 10 礦床區(qū)域地質(zhì) .................................................................................................. 10 區(qū)域地質(zhì)概述 .......................................................................................... 10 礦區(qū)地質(zhì) ................................................................................................. 11 礦床地質(zhì)特征 .................................................................................................. 13 礦體分布規(guī)律 .......................................................................................... 13 礦體基本特征 .......................................................................................... 13 礦石質(zhì)量 ................................................................................................. 14 礦體圍巖與夾石 ...................................................................................... 14 礦石資源儲(chǔ)量計(jì)算 ........................................................................................... 15 工業(yè)指標(biāo) ................................................................................................. 15 礦區(qū)儲(chǔ)量 ................................................................................................. 16 第四章 地 下 采 礦 ............................................................................................... 17 開(kāi)采技術(shù)條件 .................................................................................................. 17 開(kāi)采范圍、開(kāi)采對(duì)象及開(kāi)采方式 ...................................................................... 17 開(kāi)采范圍及開(kāi)采對(duì) 象 ............................................................................... 18 開(kāi)采方式 ................................................................................................. 18 礦床開(kāi)拓 ......................................................................................................... 18 礦區(qū)地形地質(zhì)特征及礦體賦存狀態(tài) .......................................................... 18 開(kāi)拓方案選擇 .......................................................................................... 18 巖石移動(dòng)界線的確定 ............................................................................... 20 中段高度及中段平巷布置 ........................................................................ 21 開(kāi)采順序及首采地段 ....................................................................................... 21 采礦方法 ......................................................................................................... 22 礦床開(kāi)采技術(shù)條件 ................................................................................... 22 采礦方法選擇 .......................................................................................... 22 采礦方法構(gòu)成要素 ................................................................................... 23 采礦方法主要技術(shù)指標(biāo) ............................................................................ 23 回采工作 .......................................................................................................... 24 礦石開(kāi)采量的分配 ................................................................................... 24 回采工作與計(jì)算 ...................................................................................... 24 采準(zhǔn)掘進(jìn) 工作 .................................................................................................. 26 采準(zhǔn)掘進(jìn) ................................................................................................. 26 主要設(shè)備及材料消耗 ............................................................................... 27 坑內(nèi)運(yùn)輸 .......................................................................................................... 28 第五章 礦井通風(fēng)、防塵 .......................................................................................... 30 通風(fēng)方案選擇 ................................................................................................... 30 通風(fēng)系統(tǒng)及通風(fēng)方式 ......................................................................................... 30 風(fēng)量計(jì)算 .......................................................................................................... 31 礦井風(fēng)量分配及負(fù)壓計(jì)算 .................................................................................. 32 局部通風(fēng) .......................................................................................................... 32 除塵 ................................................................................................................. 33 第六章 安全技術(shù)與工業(yè)衛(wèi)生