Research Article
Performance Optimization of Piled Raft Foundations in Layered Soil under Uniform Vertical Loading Using Plaxis 3D
Table 2
Material properties used in the parametric analysis.
| | Parameters | Soil property | Concrete property [16] | | Soil 1 | Soil 2 | Pile | Raft | | FE model | Elastoplastic | Elastoplastic | Elastic | Elastic |
| | Young’s modulus, E (MPa) | 20 | 25 | 25000 | 25000 | | Poisson’s ratio, | 0.275 | 0.35 | 0.25 | 0.25 | | Angle of internal friction, Ø′ (°) | 9.3 | 35.7 | — | — | | Unit weight, γ (kN/m3) | 17 | 18 | 25 | 25 | | Cohesion, c’ (kPa) | 75.6 | 48 | — | — | | Dilatancy ψ (°) | 0 | 5.7 | — | — |
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