Strata | Q3 loess | Q2 loess | Q1 loess | Sandstone |
---|---|---|---|---|
Elastic module E/(kPa) | 102 | 103 | 103 | 105 |
Poisson’s ratio ν | 0.35 | 0.35 | 0.33 | 0.20 |
Effective friction angle φ′/(°) | 0.0 | 25.0 | 30.0 | 45.0 |
Friction angle related to suction φ b/(°) | 0.0 | 195. | 25.3 | - |
Saturated effective cohesion c′ 0/(kPa) | 3.0 | 3.5 | 5.0 | 1000 |
Density γ/(g/cm3) | 1.65 | 1.86 | 1.89 | 2.45 |
Saturated permeability K/(m/d) | 0.110 | 0.044 | 0.027 | - |
Initial moisture content w 0/(%) | 16.8 | 20.5 | 19.9 | - |
Initial volumetric moisture content θ 0 /(%) | 24.0 | 31.6 | 31.4 | - |
Initial matric suction (u a -u w \0/(kPa) | 18.3 | 9.2 | 25.1 | - |