Therefore,the efficient work of methane pre-warning should be done in order to provide safety for coal laneway with mechanized speedy drivage.

Managing information system of gas prediction based on GIS;

Design and development of gas prediction management system based on SuperMap;

The application and comparison of neural network based on algorithm BP and RBFNN in methane prediction;

Technology of gas pre-drainage with deep borehole pre-cracking blasting for gateway rapid excavation in seam with outburst;

According to the compressed outburst features of the earth stress as the leading function in 11-2 seam of Dingji Mine in Huainan Mining Area and the slow driving problem of the seam gateway,the paper provided the gas pre-drainage and gas outburst elimination technology with large diameter and long borehole along the seam.