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顶板事故是煤矿的多发事故,发生频率高,总体死亡人数最多。文章通过2006～2009年贵州煤矿顶板事故的统计分析,总结了贵州煤矿顶板事故的变化趋势,分析了不同类型煤矿、不同作业场所、不同月份顶板事故发生情况,找出贵州煤矿顶板事故频发的主要原因和时间特点,对贵州煤矿的顶板管理具有一定的指导意义。
Roof accident is a mine accident, the frequency of occurrence, the overall death toll up. Based on the statistical analysis of coal mine roof accidents in Guizhou in 2006-2009, this paper summarizes the trend of roof accidents in coal mines in Guizhou, analyzes the occurrence of roof accidents in different types of coal mines, different workplaces and different months, and finds out the frequent occurrence of roof accidents in coal mines in Guizhou Main reason and time characteristic, have certain guiding significance to the roof management of Guizhou coal mine.