Multiple Influence Factor Sensitivity Analysis and Height Prediction of Water-Conducting Fracture Zone

Table 1

Data of the height of the water-conducting fracture zone and influence factors.

Number	Borehole number of working face	Ratio coefficient of hard rock lithology	Mining thickness/m	Length of working face/m	Mining depth/m	Height of the water-conducting fracture zone/m
1	93104	0.46	3.0	374.0	114.0	45.7
2	12403	0.44	2.0	297.5	110.9	35.7
3	22111-1	0.46	2.8	234.6	311.5	41.1
4	22111-2	0.45	2.8	234.6	299.0	39.2
5	12401-1	0.70	4.6	266.0	247.0	154.0
6	12401-2	0.68	4.4	266.0	244.0	140.5
7	12406-1	0.53	4.4	294.0	181.7	74.0
8	12406-2	0.56	4.4	294.0	180.0	89.5
9	22101	0.69	3.0	325.0	327.0	146.0
10	12304-1	0.50	3.8	256.8	299.0	55.7
11	12304-2	0.48	3.8	256.8	299.3	53.9
12	12511-1	0.57	5.6	319.1	242.1	93.1
13	12511-2	0.62	7.4	319.1	271.0	111.1
14	42106-1	0.70	6.6	309.0	426.1	158.5
15	42106-2	0.55	3.0	309.0	344.1	79.4
16	42106-3	0.70	6.6	309.0	422.0	154.4
17	42106-4	0.54	3.0	309.0	338.0	74.6
18	31301-1	0.53	4.8	300.0	429.0	67.1
19	31301-2	0.52	5.1	300.0	379.1	70.1
20	31303-3	0.60	4.7	300.0	389.6	103.4
21	31303-4	0.62	4.5	300.0	388.5	109.2
22	43115	0.51	2.3	360.0	101.6	74.0
23	31401	0.61	4.4	300.0	235.0	87.1
24	1203	0.48	4.0	135.0	49.0	69.0
25	23101	0.49	3.0	300.0	327.0	75.5
26	12610	0.57	5.0	200.0	135.0	99.5
27	2301	0.56	3.6	130.0	143.5	70.0
28	105	0.57	2.5	300.0	85.5	78.0