Parallel Offset Crack Interactions in Rock under Unloading Conditions

Table 2

ICs varying with length ratio of rock bridge ().

	Inner tip (Crack 1)					Outer tip (Crack 1)
	−1.5	0.073	0.240	0.558	0.725	0.783	1.119	1.099	1.022	0.928	0.917
−1	0.187	0.350	0.614	0.750	0.808	1.256	1.206	1.096	1.012	0.981
0	2.052	1.544	1.128	1.008	0.961	1.252	1.211	1.132	1.085	1.054
0.8	1.230	1.191	1.160	1.086	1.047	1.091	1.095	1.087	1.074	1.057
1	1.156	1.145	1.137	1.087	1.056	1.080	1.071	1.067	1.069	1.055
1.5	1.070	1.071	1.095	1.076	1.056	1.048	1.045	1.043	1.041	1.039