Sensitive index of coal and gas outburst point prediction at Sangshuping Coal Mine

The outburst of coal and gas is one kind of very complex power phenomena in colliery,and it is one severe nature hazard to producing coal safely.Based on a great number of data collected in underground mine,through count stat and numerical analysis data,the result is that sensitive index of predicting outburst point at Sangshuping Coal Mine is K1 index,and the S_max index and q index is not the sensitive index.