0.43 | 0.11 | 4 | 2000–2500 | – | – | ||
0.42 | 0.11 | 3.81 | – | – | – | ||
0.41 | 0.11 | 3.77 | 100 | – | – | ||
0.30 | 0.08 | 3.75 | 150 | 1200 | 34.5 | ||
0.30 | 0.08 | 3.75 | 170 | 800 | 29 | ||
0.28 | 0.075 | 3.73 | 180 | 1000 | 33 |
SiO2 | Al2O3 | Fe2O3 | CaO | MgO | K2O | Na2O | SO3 | Cl |
49.00% | 14.34% | 5.43% | 10.87% | 2.86% | 1.81% | 0.52% | 1.96% | 0.02% |
D-W1 | s ≤ sd | 0.85 | −34 | 4 | 31.5 |
sd ≤ s ≤ sSL | 0.24 | −14.5 | 3.5 | 9 | |
s ≥ sSL | 0 | 0 | 86.5 | 13 | |
D-W2 | s ≤ sd | 0.63 | −27.5 | 3.5 | 23 |
sd ≤ s ≤ sSL | 0.24 | −14.5 | 3.5 | 9 | |
s ≥ sSL | 0 | 0 | 86.5 | 13 |
0 – 0.5 m | Topsoil, surface clayey sands |
0.5 – 2.5 m | Clay + Sandy clay |
2.5 – 10 m | Compact greenish marl with traces of sand, clay, gypsum and carbonate concretions. |
19% | 16.5% | 0.1% | 2% | 2.4% | 40% | 5% | 15% |
0.436 | 0.110 | 4 | |
0.420 | 0.110 | 3.81 | |
0.415 | 0.110 | 3.77 | |
0.394 | 0.120 | 3.28 | |
0.394 | 0.120 | 3.28 |
▪ Particle size | ||
Gravel | (%) | - |
Sand | (%) | 5 |
Silt | (%) | 35 |
Clay | (% < 2μm) | 60 |
(% < 80μm) | 98 | |
▪ Atterberg limit | ||
Liquid limit LL | (%) | 61.5 |
Plastic limit PL | (%) | 29.5 |
Plasticity index PI | (%) | 32 |
▪ Solid grains density | 2.65 | |
▪ Value of methylene blue | 7.2 | |
▪ Specific surface area | (m2/g) | 150.7 |
▪ CaCO3 content | (%) | 46 |
▪ Organic matter content | (%) | 8.5 |
▪ Clay activity | 0.53 |
D-W1 | s ≥ sSL | 0 | 0 | 72 | 13 |
sSL ≤ s ≤ sresat | 0.18 | 13 | 16 | 5 | |
s ≤ sresat | 0.45 | 28.5 | 7 | 18 | |
D-W2 | s ≥ sSL | 0 | 0 | 72 | 13 |
sSL ≤ s ≤ sresat | 0.18 | 13 | 16 | 5 | |
s ≤ sresat | 0.45 | 28.5 | 7 | 18 |