Research Article
Dynamic Response and Fatigue-Life Analysis of High-Speed Railway Tunnel Base with Defects
Table 2
Physical and mechanical parameters of coarse aggregate.
| Material | Density (kN/m3) | Elastic modulus (GPa) | Poisson’s ratio | Cohesion (MPa) | Internal friction angle (°) |
| Coarse aggregate | 23.00 | 32.00 | 0.25 | 2.30 | 55.00 |
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