Study on Mechanical Model for Postpeak Shear Behavior of Rock Joints Based on Degradation Characteristics of the 3D Morphology

Figure 25

Comparison between the test and the postpeak shear behavior modeling in predicting the stress–displacement curve for joint surface: (a) 2.5 MPa; (b) 5.0 MPa; (c) 7.5 MPa; and (d) 10.0 MPa.

(a)

(b)

(c)

(d)