Safety assessment of the mines is an innovation method of national safety production management, is the reformation of safety management and working approaches in market economy, and also is the important measure to essentially realize the safety in pro-duction of the mines. This paper mainly adopts the Fault Tree Analysis method (FTA) to comprehensively analyse the dust disaster of that coal mine, and makes analyses on the basis of the assessment.% 对煤矿开展安全评价是国家管理煤矿生产安全的创新方法，是市场经济条件下对安全管理和工作方法的改革，也是煤矿本质性实现安全生产的重要举措。主要采用事故树分析法（FTA）对该矿粉尘灾害进行综合评价，根据评价结论进行分析。
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