煤矿透水事故2006年12月以来,全国煤矿接连发生4起重大透水事故,死亡22人,并发生1起突水淹井事故,损失巨大。12月1日19时55分,四川省宜宾市筠连县景阳镇茶叶站煤矿发生透水事故,死亡4人。该矿为乡镇煤矿,设计生产能力9万t/年,属在建基建矿井。事故的直接原因是,掘进工作面在打 Permeability accidents in coal mines Since December 2006, four major water-permeable accidents occurred in the coal mines in the country, killing 22 people and one accident involving water inrush. There was a huge loss. At 19:55 on December 1, 4 people died of water seepage at the coal mine at the Tea Station in Jingyang Town, Junlian County, Yibin City, Sichuan Province. The mine for the township coal mines, design and production capacity of 90,000 t / year, is under construction and construction of mines. The direct cause of the accident is that the heading face is beating