贵州省盘县郭官煤矿矿区开采地质条件评价

Preliminary Evaluation on Geology and Mining Conditions of Guoguan Coal Mine Mining Area in Pan County,Guizhou Province.

以郭官煤矿矿区井田的矿井地质、水文地质、煤系地层等地质特征为基础,分析了矿区煤层古地理条件、开采水文地质条件、瓦斯、煤尘等因素对煤矿开采的影响;研究了煤层顶底板稳定性等工程地质及环境地质问题对煤矿开采带来的问题。为矿区今后正确地估价开采地质条件和确定开采规模提供了建设性意见。

This paper based on the mine field geology, hydrogeology, coal -bearing strata etc. characteri -stics analyzes the effect of mining area coal seam ancient geography, mining hydrogeological conditions, gas and coal dust and other factors on coal mining, researches the problems of coal seam roof andvides constructive suggestions for properly evaluating mining geology conditions and deciding futural mining scale in the mining area.