【正文】 ................................................................................9 (一 ) 礦區(qū)總體概況 .............................................................................................................9 礦區(qū)總 體情況 ...........................................................................................................9 該設計與礦區(qū)總體開發(fā)的關系 ...............................................................................9 (二 ) 設計項目的資源概況 .................................................................................................9 礦井地質(zhì)及構(gòu)造特征 ...............................................................................................9 煤層及煤質(zhì) .............................................................................................................12 礦井開采技術條件及水文地質(zhì)條件 .....................................................................17 礦井資源儲量 .........................................................................................................24 煤層氣與其它有益礦產(chǎn) .........................................................................................26 XX 煤業(yè)有限責任公司煤炭資源開發(fā)利用方案 II 地質(zhì)勘探報告的評述 .............................................................................................26 四、主要建設方案的確定 ...................................................................................................29 (一 )開采方案 .....................................................................................................................29 建設規(guī)模及產(chǎn)品方案 .............................................................................................29 可采儲量的確定 .....................................................................................................29 礦井服務年限 .........................................................................................................35 礦井開采方式 .........................................................................................................35 礦井開拓方案 .........................................................................................................35 (二 ) 防治水方案 ...............................................................................................................42 礦井水文地質(zhì)條件評價 .........................................................................................42 防治水方案 .............................................................................................................44 五、礦井開采 .......................................................................................................................45 （一）開采順序及首采區(qū)的選擇 ...................................................................................45 （二）采煤方法 ...............................................................................................................45 6 號和 12 號煤層采煤方法選擇 ............................................................................45 9 號和 15 號煤層采煤方法選擇 ............................................................................45 采掘機械配備 .........................................................................................................47 采區(qū)巷道布臵 .........................................................................................................50 (三 )開采崩落范圍的確定 .................................................................................................51 (四 )工作面的結(jié)構(gòu)參數(shù)及礦井、采區(qū)、工作面的采礦回采率 .....................................52 六、通風與安全 ...................................................................................................................53 (一 ) 礦井通風 ...................................................................................................................53 概述 .........................................................................................................................53 瓦斯抽放 .................................................................................................................53 XX 煤業(yè)有限責任公司煤炭資源開發(fā)利用方案 III 礦井通風 .................................................................................................................53 (二 ) 礦井主要災害 ...........................................................................................................56 瓦斯、煤塵、煤的自燃 .........................................................................................56 地溫、地壓 .............................................................................................................56 煤層頂?shù)装? .............................................................................................................56 水害 .........................................................................................................................57 (三 ) 安全方針及規(guī)程、規(guī)范 ...........................................................................................57 (四 ) 主要防范措施 ...........................................................................................................58 開拓、開采及礦壓控制 .........................................................................................58 礦井通風 .................................................................................................................59 瓦斯災害預防 .........................................................................................................59 粉塵災害預防 .........................................................................................................61 火災預防 .................................................................................................................62 水災預防 .................................................................................................................63 頂板管理 ..........................................................................................