A New Method for Predicting Coal and Gas Outbursts

Table 13

Distribution of percentages of the index S_max (Φ42 mm) of weight of drilling cuttings predicted during field testing.

Smax (kg/m)	Total times (135)	Percentage
≥1	135	100
≥2	119	88
≥3	24	18
≥4	4	3
≥5	0	0
≥6	0	0