Specimen no. | Moisture content | Volumetric moisture content | Matric suction | Total effective cohesion | Effective friction angle |
---|---|---|---|---|---|
w/(%) | θ w /(%) | u a -u w /(kPa) | c′/(kPa) | φ′/(°) | |
D1 | 5 | 7.9 | 225.2 | 105.7 | 30.0 |
D2 | 10 | 15.8 | 116.9 | 67.9 | 30.1 |
D3 | 15 | 23.7 | 60.3 | 42.0 | 30.5 |
D4 | 20 | 31.6 | 24.3 | 19.4 | 29.4 |
D5 | 25 | 39.5 | 0.0 | 7.9 | 29.6 |
D6 | 30 | 47.4 | 0.0 | 5.0 | 29.5 |
Strength parameters | φ b = 25.3° | c′ 0 = 5.0 kPa | φ′ = 30.0° |