Assessment of Risk Tendency of Coal Bursting Pressure in Deep Outburst Seam

Table 11

Classification standard of shock risk attention degree.

Evaluation index	Classification	Standard	Scale
Emphasis on impact risk	I	Very strong sense of impact prevention	1
		Master the law of rock strata movement
	II	Strong awareness of impact prevention	3
		Master certain laws of rock transportation
	III	Weak awareness of impact prevention	5
		Not mastering the law of rock transport