An Experimental and Numerical Investigation on the Initiation and Interaction of Double Cracks in Rocks under Hydromechanical Coupling

Figure 5

Stress distribution around parallel cracks with different spacings: (a) s = 6 mm; (b) s = 12 mm; (c) s = 18 mm; (d) s = 24 mm; (e) s = 30 mm; (f) s = 36 mm.

(a)

(b)

(c)

(d)

(e)

(f)