Research Article

Deformation and Failure Characteristics of Soil-Rock Mixture considering Material Composition and Random Structure

Table 1

Numerical parameters of soil particles and rock blocks.

Parameter listSoil particlesRock blocks

Density (kg/m3)20502300
Effective deformability modules (Pa)1.0e85.0e9
Normal-to-shear stiffness ratio3.54.33
Frictional coefficient0.50.5
Bond effective modulus (Pa)1.0e8
Bond normal-to-shear stiffness ratio3.5
Tensile strength (Pa)1.0e5
Cohesion (Pa)5.0e5
Friction angle (°)30.0