贵州兴隆煤矿底板茅口组岩溶水防治及措施

贵州兴隆煤矿底板茅口组岩溶水防治及措施2015年第8期2015年第8期中州煤炭中州煤炭总第236期总第236期贵州兴隆煤矿底板茅口组岩溶水防治及措施张勇(贵州省煤矿设计研究院，贵州贵阳550003)摘要：我国北方许多矿井主要受到奥灰水的威胁，而在贵州黔北地区，由于龙潭组特殊的沉积环境和聚煤规律，造成该区内矿井不同程度受到茅口组灰岩水的威胁。运用音频电穿透和无线电透视技术对茅口组灰岩进行富水性探测，结合矿井底板突水机理及底板抗压强度分析，提出了针对性防治措施，为靠近底板茅口组12号煤层的安全生产提供科学指导和依据。关键词：茅口组灰岩；岩溶水；水文地质条件中图分类号：TD745.2文献标志码：B文章编号：1003-0506(2015)08-0045-02KarstWaterPreventionofMaokouFormationinCoalMineFloorinXinglongCoalMineofGuizhouProvinceZhangYong(GuizhouProvinceCoalMineDesignandResearchInstitute,Guiyang550003,China)Abstract：OurcountrymanynorthernmineismainlyaffectedbythethreatofOrdovicianlimestonewater,whileinthenorthareaofGuizhouLongtanFormation,becauseofspecialsedimentaryenvironmentandcoalaccumulationlaw,resultingintheareaofmineindif­ferentdegreebytheMaokouFormationlimestonewaterthreat.AudiopowerpenetrationandradioperspectivetechnologywereusedforrichwaterdetectionofMaokouFormationlimestone,combinedwiththeanalysisofcoalfloorwaterinrushmechanismandfloorcompres­sionstrength,correspondingcontrolmeasureswereputf