The Application of Roof and Floor Extraction Lane in Gas Control of Gas Outburst Face

How to resolve the problems of region removing outburst before mining and gas emission during recovery process in the adjacent layer has been a difficult problem of gas control at stope in gassy outburst mine.Aiming at the 15^# coal seam occurrence conditions and mining conditions in Lu'an group Yiyuan coal Industry Co.,Ltd,the gas control technology of roof and floor extraction lane in gas outburst face is put forward,which achieves good results.