Abstract: Regenerated roof safety accident of coal mine is the most frequent accidents in coal production enterprises. At present, China's major coal mining enterprises have recognized the importance of coal safety management, and gradually strengthen the safety management; the proportion of roof safety accidents has declined, but still belongs to the accident prone link. The main reasons for the accidents occurred in the coal mine roof are expounded, and the characteristics and types of the accidents are briefly introduced. On this basis, this paper discusses the safety management of coal mine regeneration roof.