Research Article

Stability Analysis of Ecological Slopes Based on a 3D Finite Element Model

Table 3

Physical and mechanical parameters of soil materials.

CategoryUnit weight (kN/m3)Elastic modulus (MPa)Cohesion (kPa)Internal frictionangle (°)Poisson’sratioSaturated permeability coefficient (10−4 cm/s)

Soil18.751029.7810.310.351.02
Root–soil composite18.753.952.0210.680.305.32