A Comparative Study of the Cracking Effect of Induced Joints of Various Spatial Formations

Table 2

Summary of average equivalent stress intensity in the crack front edge of a cylindrical arch dam of different seam surface angles.

Slope angles	Location	0°	5°	7.5°	10°	12.5°	15°	20°	25°	30°
30°	Crack tip for transverse joint	1.175	1.166	1.163	1.160	1.157	1.156	1.143	1.141	1.132
	Crack tip for twisted joint	1.672	1.658	1.650	1.642	1.631	1.622	1.581	1.530	1.445
45°	Crack tip for transverse joint	0.770	0.770	0.770	0.759	0.756	0.755	0.758	0.752	0.726
	Crack tip for twisted joint	1.211	1.191	1.181	1.170	1.158	1.147	1.112	1.077	1.036
60°	Crack tip for transverse joint	0.807	0.806	0.805	0.805	0.752	0.751	0.746	0.739	0.733
	Crack tip for twisted joint	1.067	1.058	1.053	1.047	1.021	1.012	0.995	0.939	0.886