我国的乡镇煤矿已发展至6万多座,煤产量约占全国总产量的41%.但由于技术管理薄弱,不仅制约着生产的继续发展,而且严重威胁着矿工的安全,突水、越界事故时有发生.如阳泉市盂县土塔乡神益沟煤矿,本是无水患的矿井,但因邻近路家村乡刘家村煤矿2号井采空区及废弃巷道积水隐患的影响,早在1992年9月井下就已发现渗水,到10月底 China’s township coal mines have been developed to more than 60,000, coal production accounts for about 41% of the national total output.But due to the weak technical management, not only restricts the continued development of production, but also a serious threat to miners safety, water inrush, cross-border accident Such as Yangyuquan County Tada Township God Yigou coal mine, this is a water-free mine, but the road near the village of Liu Village Coal Mine No. 2 wells and abandoned roadway water hidden dangers, as early as 1992 In September the underground has been found to seepage, to the end of October