Abstract: Aiming at the problem of Chen four floor coal mine coal bunker construction steps is various, complex process, process is not easy to connect, By optimizing the design of the coal, Summary of construction experience, Put forward a set of detailed design process, including coal bunker construction procedures and precautions, And the application in the actual construction, Results show, The vertical and circular design, layout of coal bunker, Not only for temporary storage and transportation of the coal mining area, At the same time, fast and efficient construction for the coal bunker, The bunker and service life can be matched with the service life of mining area.