Measures to Prevent Spontaneous Combustion of Isolated Island Working Face Goaf

In order to prevent spontaneous combustion accidents in mining process,buried tube bundle was set in Zhangji 17258 isolated island working face upper hand lane.Using JSG-7 coal mine strap tube monitor system to sample,test gas and delimit "three zones" in goaf,the paper developed a reasonable comprehensive fire extinguishing measures to ensure the safety mining working smoothly.