Research Article
Construction Sequence Optimization and Settlement Control Countermeasures of Metro Tunnels Underpassing Expressway
Table 6
Numerical simulation parameters of concrete-filled steel tube piles.
| | Type | Shear stress (kPa) | Shear stiffness modulus (kN·m−3) | Normal stiffness modulus (kN·m−3) | Pile-end bearing capacity (kN) | Bulk density (kN·m−3) | Elastic modulus (MPa) | Poisson's ratio |
| | Pile unit | 306 | 48465 | 126000 | - | - | - | - | | Pile end unit | - | - | - | 300 | - | - | - | | Concrete-filled steel tube pile | - | - | - | - | 23 | 3000 | 0.2 |
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