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1、湖南恩口煤礦礦床水文地質(zhì)條件分析及礦坑涌水量初步預(yù)測報告云南國土資源職業(yè)學(xué)院二0一三年六月審查:孫由政教授校核:余先穎編寫:余先穎目錄一、自然地理概況...................................................二、礦區(qū)地質(zhì)、水文地質(zhì)條件.........................................(一)地層及其水文地質(zhì)特征.........................................1.石炭系中上統(tǒng)(c2+c3).................................
2、..........2.二疊系下統(tǒng)棲霞組(p1q)......................................3.二疊系下統(tǒng)茅口組(p1m)......................................4.二疊系上統(tǒng)龍?zhí)督M(p2l)......................................5.二疊系上統(tǒng)長興組(p2d).....................................6.三疊系下統(tǒng)大冶組(T1s).....................................7.三疊系中統(tǒng)麒麟
3、山組(T2).....................................8.第四系沖積層(Q4)..........................................(二).構(gòu)造及其水文地質(zhì)特征.......................................1.恩口向斜.................................................2.斷層.....................................................三.礦床水文地質(zhì)條件..........
4、.................................(一)含隔水層的劃分.......................................1.含水層.............................................(1)茅口組灰?guī)r巖溶含水層(p1m)...................(2)大冶灰?guī)r(T1s)巖溶含水層......................2.隔水層..............................................(1)p1q1-3(棲霞組).........
5、.......................(2)p2d(長興組).................................(二).礦床充水條件...........................................1.充水水源.............................................2.充水途徑.............................................(1)斷層...........................................(2)裂隙溶洞.....
6、...................................(3)巖溶塌陷........................................四、礦坑(井)涌水量的預(yù)測.....................................(一)水文地質(zhì)條件的概化.................................1.充水層的概化.......................................2.邊界條件概化.......................................(1)頂板邊界條件..
7、................................(2)側(cè)向邊界條件..................................(二)計算方法選擇..........................................(三)計算參數(shù)的確定........................................(四)計算結(jié)果評述...........................................五、結(jié)論與建議...............................................
8、....六、附圖一、自然地理概況恩口煤礦位于湖南省婁