Damage Evolution and Circumferential Strain Distribution Characteristics of the Bolt-Supported Cavern under Multiple Explosion Sources

Table 4

Peak compressive stress of the measuring points.

Case	Peak compressive stress (MPa)
	P1	P2	P3	P4	P5	P6	P7	P8	P9	P10	P11	P12	P13	P14	P15
Case 1	7.89	3.84	1.75	5.75	3.21	1.52	2.64	2.25	1.38	1.24	1.27	1.29	1.04	1.17	1.32
Case 2	2.74	2.32	1.01	5.55	3.34	1.55	7.55	3.62	1.83	3.71	3.21	2.12	1.33	1.35	1.34
Case 3	0.92	1.11	1.17	1.08	1.13	1.68	1.29	1.31	2.01	3.51	3.33	2.08	7.63	4.61	2.85
Case 4	7.65	3.50	2.57	14.5	6.88	4.39	7.66	3.45	2.74	4.10	4.21	3.58	1.31	1.71	1.87
Case 5	7.65	3.57	2.51	5.86	3.18	1.79	2.63	2.19	1.92	4.58	3.72	2.36	7.75	4.69	2.92
Case 6	2.68	2.37	1.20	5.88	3.54	1.86	7.75	3.80	2.18	6.56	5.60	4.54	7.85	4.19	3.02
Case 7	7.55	3.66	2.59	14.7	6.80	4.49	7.70	3.52	2.63	7.75	6.55	5.55	7.65	4.62	3.10