Grading Evaluation of Goaf Stability Based on Entropy and Normal Cloud Model

Table 3

Measured data of influencing factors and indicators of goaf stability.

	Sample serial number	Goaf stability evaluation index
		Xishan mine of Shandong gold mining	1	1	1	59	2	3	3	2	3	125	896	170	1	71	2
2	4		4	39	3	3	4	4	2	75	703	30	1	160	2
3	2		2	38	3	3	1	4	3	185	852	145	4	298	2
4	4		4	39	2	3	1	2	4	115	734	100	4	396	4
5	4		4	58	2	3	4	4	1	445	1705	140	1	82	1
6	3		3	51	3	4	1	3	1	65	221	35	2	439	1
7	4		4	46	3	3	2	4	2	30	34	30	3	66	1
8	1		1	54	1	3	3	2	2	45	67	15	4	63	2
9	1		1	57	3	1	2	3	4	60	87	40	4	225	3
10	4		4	36	2	4	3	2	3	80	110	25	1	129	3
11	3		3	38	2	2	3	3	2	65	82	30	2	152	4
12	3		3	47	1	3	2	4	2	25	40	45	1	125	3
Dabaoshan mine	13	3	1	38	2	2	4	4	2	85	5190	15	4	260	2
	14	2	2	56	2	2	4	4	1	60	1230	8	3	260	2
	15	3	3	35	2	2	4	4	2	62	2560	14.5	4	290	3
	16	3	3	47	2	2	4	4	3	160	6890	26.3	4	305	4
	17	2	1	55	1	1	1	1	1	26	2870	15.8	2	305	1
	18	2	1	57	2	2	4	4	1	96	2260	21	3	335	2
	19	1	1	67	2	2	1	1	1	60	1200	10	1	335	1
	20	1	2	53	3	3	4	4	2	85	3970	60	4	240	2
	21	1	2	59	1	1	1	1	1	40	2260	15	1	305	2
	22	1	1	62	2	2	1	1	1	35	1450	13	1	290	1
	23	1	1	52	2	2	3	3	1	35	2590	6	1	201	1
	24	1	1	55	1	1	3	3	1	65	2430	12	1	208	1
	25	1	1	54	1	1	3	3	1	68	1800	10	1	208	2