Research Article
Mathematical Model and Analysis of Negative Skin Friction of Pile Group in Consolidating Soil
Table 2
Physical and mechanical parameters of soils on site.
| Name | Depth/m | Density/(kNm−3) | Compression modulus/MPa | Cohesion/kPa | Internal friction angle (°) |
| Clay | 1.86 | 18.4 | 4.61 | 24.5 | 8.7 | Muddy clay | 2.54 | 18.3 | 7.55 | 8.4 | 6.3 | Clay | 4.86 | 20.0 | 9.39 | 37.3 | 16.7 | Silt with silty sand or clay | 5.70 | 19.0 | 10.01 | 15.6 | 21.0 | Silty clay | 8.70 | 18.2 | 6.08 | 14.7 | 15.3 | Silty sand | 20.0 | 19.5 | 28.25 | 4.0 | 20.0 |
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