1湖南省煤业集团辰溪矿业有限公司大坪煤矿浅部资源开采水害危险程度评估报告1、前言....................................................................................................................................................................11.1、任务来源.............................................................................................................................................11.2、评估依据.............................................................................................................................................21.2.1规程规范.............................................................................................................................................21.2.2、辰溪矿业公司提供资料.....................................................................................................................21.3、工作目的和任务..............................................................................................................................31.4、评估范围.............................................................................................................................................32、矿井概况..........................................................................................................................................................42.1、地理位置与交通..............................................................................................................................42.1.1、地理位置...............................................................................................................................42.1.2、交通.........................................................................................................................................42.2、自然地理.............................................................................................................................................42.2.1、地形地貌...............................................................................................................................42.2.2、气象条件...............................................................................................................................72.3、矿山开采情况...................................................................................................................................72.4矿井开拓系统.......................................................................................................................................92.5、矿井供电系统................................................................................................................................103、矿井地质.......................................................................................................................................................143.1、区域地质概况................................................................................................................................143.2、井田地层..........................................................................................................................................163.3、构造....................................................................................................................................................173.3.1、井田基本构造.............................................
