Research Article
Application of the Modified Mohr–Coulomb Yield Criterion in Seismic Numerical Simulation of Tunnels
Table 6
Physical parameters of the materials.
| | Density (kg/m3) | Elastic modulus (MPa) | Poisson's ratio | Cohesion (kPa) | Friction angle (°) |
| Surrounding rock | 1300 | 1.07 | 0.25 | 3.06 | 25 | Linings | 1780 | 571.42 | 0.2 | 60.71 | 50.8 | Fault | 1500 | 0.71 | 0.25 | - | 35 | Q235 steel | 7500 | 210000 | 0.25 | - | - | Damping layer | 150 | 70 | 0.05 | - | - |
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