Abstract: The 110607 fully mechanized mining face of Wenjiaba No.1 mine in Zhijin County, Guizhou Province, is taken as an example.On the basis of fire-fighting measures such as spraying retarding agent, injecting nitrogen and equipped with beam tube monitoring system, a fireproof water pit is set up in the transport roadway of the 110607 fully mechanized mining face.The water pit in the roadway of closed working face can be water-injected to block the air inlet of the working face and to restrain and eliminate the risk of spontaneous combustion in the working face goaf.Practice has proved that on the basis of traditional fire prevention measures, the comprehensive fire prevention technology fully consider the characteristics of the goaf of 110607 fully mechanized mining face, and take multiple measures to effectively reduce the fire risk.