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贵州渝能矿业公司所属五对新建矿井全部分布在贵州黔北地区,黔北地区地形地貌为典型的喀斯特地貌,岩溶溶(蚀)洞特别发育,可采煤层二至三层,煤层全部为煤与瓦斯突出煤层。矿井主要巷道系统全部布置在煤层底板强含水层的茅口灰岩中,矿井主要灾害有水害和瓦斯灾害,本文主要针对矿井建设中如何防治水害事故和瓦斯事故进行深入探讨研究。
The five newly-built mines belonging to Guizhou Yuneng Mining Co. are all located in the north of Guizhou. The topography in northern Guizhou is a typical karst landform with special development of karst (eroded) caves, with two to three coal seams and all coal seams Coal and gas outburst seam. The main roadway system in the mine is all arranged in the Maokou limestone with strong aquifer in the coal seam floor. The major disasters in the mine are water damage and gas disasters. This paper mainly studies how to prevent water damage and gas accidents in mine construction.