Research Article
Dynamic Characteristics of Metro Tunnel Closely Parallel to a Ground Fissure
Table 3
Parameters of numerical model.
| | Geomaterial | Density
γ/(kN·m−3) | Young's modulus
E/ (MPa) | Poisson ratio
μ | Cohesion c/(kPa) | Internal friction angle
φ/(°) |
| | Site soil | 17.9 | 12.2 | 0.35 | 28 | 21.5 | | Fissure sand | 19.0 | 10.0 | 0.28 | 0 | 30 | | Model tunnel | 23.5 | 3000.0 | 0.2 | / | / |
|
|
