Research Article
Dynamic Response and Fatigue-Life Analysis of High-Speed Railway Tunnel Base with Defects
Table 1
Physical and mechanical parameters of rock blocks and joints.
| Type | Elastic modulus (GPa) | Volume modulus (GPa) | Shear modulus (GPa) | Poisson’s ratio | Cohesion (MPa) | Internal friction angle (°) | Unit weight (kg/m3) |
| Block | 20.60 | 15.10 | 9.52 | 0.24 | 5.00 | 45.00 | 23.00 | Joint | N/A | N/A | N/A | N/A | 0.50 | 5.00 | N/A |
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