煤矿的零打碎敲伤亡事故屡见不鲜,给企业带来严重的政治影响和社会影响,给国家造成财产损失,给职工及家属造成巨大痛苦,其事故特点发人深思。 事故案例1 2002年11月2日零点班,某矿-381皮带巷第三部机头处支架失修,巷修队在修棚过程中发生冒顶,把 The zero-breaking, knocking and mortar accident in coal mines is not uncommon and has brought serious political and social impact to the enterprises, causing property losses to the country and causing tremendous suffering to the workers and their families, and its accidental features have been thought-provoking. Accident Case 1 November 2, 2002 zero class, a mine -381 Belt Road, the third head at the dislocation of the support, lane repair team in the process of shed roof fall, the