Stability Analysis of Slope with Multiple Sliding Surfaces Based on Dynamic Strength-Reduction DDA Method

Table 4

Mechanical parameters of the slope model.

Lithology	Density (kg·m^−3)	E (GPa)	Cohesion (MPa)	Friction (°)
Oil shale	2100	16.5	3.5	26
Coal	1500	12.0	4.7	25
Sandstone	2300	15.2	20.0	19
Mudstone	2500	12.5	33.0	20
Basalt	2800	57.5	27.0	25
Gneiss	2800	38.2	32.0	29