Research Article
Postfailure Characterization of Shallow Landslides Using the Material Point Method
Table 2
Material properties for the analyses of the baseline case.
| | Parameters | Symbol | Shallow slope | | Upper residual | Lower residual | Bedrocka |
| | Material model | | Dry | Saturated | Dry | | Soil model | | MC | MC | MC | | Porosity (-) | | 0.4 | 0.4 | 0.4 | | Solid density, (kg/m3) | | 2650 | 2650 | 2350 | | Liquid density, (kg/m3) | | — | 1000 | — | | Permeability, (m/s) | | — | | — | | Bulk modulus liquid, (kPa) | | — | | — | | Dynamic viscosity liquid (kPa.s) | | — | | — | | Young’s modulus, (kPa) | | 10000 | 10000 | | | Poisson’s ratio | | 0.3 | 0.3 | 0.3 | | Effective cohesion (kPa) | | 1 | 1 | 500 | | Effective friction angle (o) | | 31.5 | 31.5 | 30 | | Dilatancy angle (o) | | 0 | 0 | 0 | | Tensile strength (kPa) | | 0 | 0 | 5 |
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aAssumed values based on Li et al. [ 46]. |
