Research Article
Assessment of Stiffness and Strength Parameters for the Soft Soil Model of Clays of Cameroon
Table 1
Variation of the characteristics of soils samples analyzed.
| | Parameters of laboratory test | Range of variation |
| | Plasticity index (P. I) | 12–41.1 | | Liquid limit (LL) | 26–83.6 | | Natural water content () | 8.1–56 | | Soil unit weight (γ) (kN/m3) | 15.1–23.4 | | Submerged unit weight (γ′) (kN/m3) | 6.84–13.6 | | Shear strength (c) (kPa) | 0.7–159 | | Angle of shearing resistance (φ) (°) | 9.9–50.1 | | Angle of dilatance (Ψ) (°) | 0.0–20.1 | | Coefficient of permeability (k) (m/s) | 2.03 × 10−11–2.29 × 10−4 | | Coefficient of consolidation in the vertical direction () (m2/s) | 1.82 × 10−8–3.79 × 10−3 | | Void ratio (e) | 0.36–1.44 | | Initial void ratio (e0) | 0.28–1.64 | | Preconsolidation pressure () (kPa) | 8–140 | | Oedometric modulus (Eoed) (MPa) | 1.9–15.1 | | Young’s modulus (E) (MPa) | 1.36–9.41 | | Compression index (Cc) | 0.05–0.42 | | Swelling index () | 0.0–0.03 |
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