Numerical Analysis of the Anisotropy and Scale Effects on the Strength Characteristics of Defected Rockmass

Table 6

Equivalent Mohr–Coulomb strength parameters under different loading directions.

Loading direction	0	30	60	90	120	150
Macroscopic cohesion c (MPa)	1.72	24.61	5.72	1.91	5.35	4.13
Internal friction angle (°)	39.3	54.9	55.4	37.9	57.1	54.3