Laboratory Investigation on the Effects of Natural Fracture on Fracture Evolution of Granite Exposed to Freeze-Thaw-Cyclic (FTC) Loads

Figure 9

Axial stress strain curves for the samples experiencing different F-T cycles. (a–d) The natural fracture volume is 0.19%, 0.15%, 0.13%, and 0.11%, respectively.

(a)

(b)

(c)

(d)