Influence of Structural Plane Microscopic Parameters on Direct Shear Strength

Table 1

Shear strength parameter values of different particle contact stiffness ratio.

Particle contact stiffness ratio	Friction angle (°)	Cohesion (MPa)
0.5	21.16	8.75
1	24.28	8.94
1.45	20.30	9.29
2	24.56	8.73
3	22.73	8.43
4	20.41	8.52
5	19.34	8.49
6	18.62	8.52
7	17.80	8.48
8	18.52	8.25
9	19.49	8.19
10	15.70	8.29