Space-Time Evolution Laws of Zonal Disintegration in Deep Underground Caves Based on Coordination Deformation between the Bolt Body and Surrounding Rock

Table 3

Stability analysis results of the Qinling water diversion tunnel.

k	(m^−1)	O0Mk (m)	OkMk (m)	(m)	(m)	(MPa)	(MPa)	(MPa)	|Equation (9)| (MPa)	Whether or not broken
0	1.21	1.29	1.29	3.3	3.07	−35.55	96.35	34.2	68.18 ＞ 36.72	Yes
1	1.21	3.89	0.82	2.82	1.84	−98.69	159.49	34.2	147.12 ＞ 36.72	Yes
2	1.21	6.48	1.57	3.57	3.83	−30.83	91.63	34.2	62.29 ＞ 36.72	Yes
3	1.21	9.08	0.34	2.34	0.69	−32.56	93.36	34.2	62.45 ＞ 36.72	Yes
4	1.21	1.68	2.25	4.25	5.77	−10.29	71.09	34.2	36.61 ＜ 36.72	No