Experimental Study on 3D Roughness and Shear Failure Mechanism of Rock Mass Discontinuity

Figure 17

Shear strength and shear displacement of the quasi-3D discontinuity. (a) AH = 5-2 mm and SD = 0°; (b) AH = 5-2 mm and NS = 2.04 MPa; (c) AH = 5-4 mm and SD = 0°; (d) AH = 5-4 mm and NS = 2.04 MPa; (e) NS = 0.51 MPa and SD = 0°; (f) NS = 1.02 MPa and SD = 0°; (g) NS = 2.04 MPa and SD = 0°.

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