Study on the Parameter Equation of Coal and Gas Outburst Hole

Table 3

79 accident records of CGO.

CGO accident no.	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	22
Buried depth/M	336	202	168	198	200	201	237	283	207	358	190	262	319	315	430	203	444.2	425	510	676
CGO coal quantity/T	140	117.65	97.42	62.5	41.7	387	132.72	116	154.5	1201	109	230	91.5	38.6	612	490	327	2619	110	2051
Throw distance/M	14.2	11.5	14.1	5	5	11	8.8	20	16	125	13.5	16	12	5.6	110	66	165	160	25	67
CGO accident No	23	24	25	26	29	30	35	38	39	42	44	45	46	47	48	49	50	51	52	53
Buried depth/M	350	220	230	330	390	343	533	610	540	344	439	413	413	413	439	413	461	439	308	333
CGO coal quantity/T	188	0.1	0.1	218	1125	150	970	18	270	238	189	110	64	92	50	45	149	475	180	120
Throw distance/M	18	15	12	50	52	30.3	113	4.22	15	19	35	26.2	13	21	14	14.6	28.5	58	28	16
CGO accident No	54	55	56	57	58	59	60	61	62	63	64	65	67	68	69	70	71	72	73	74
Buried depth/M	389	413	388	413	395	401	301.9	301.9	450	407.9	412	412	397	280	256	239.5	268.55	291	300	300
CGO coal quantity/T	135	214	20	124	87	43	925	1072	2397	308	30	570	315	68	13	129	140	540	4.5	170
Throw distance/M	25	20	4.5	33	25	22	144	193	150	64	13	107	69	25.5	6.4	30.6	26	62.95	8	11.6
CGO accident no	75	76	77	78	79	80	81	82	83	84	85	86	87	88	89	90	91	92	93
Buried depth/M	300	230	230	295	305	234	234	235	235	235	235	207	207	208	211	211	236	190	160
CGO coal quantity/T	318	20	123.5	16	33	30	53	15	28	94	24	13	40	19	61	39	60	82	3
Throw distance/M	93.7	5.75	2.3	5.6	7.82	1.7	3	6.5	9.5	14	5	3.5	7.5	2.3	7.1	6.8	11.2	11	7