Research Article
Effects of Oblique Incidence of SV Waves on Nonlinear Seismic Response of a Lined Arched Tunnel
Table 1
Geomechanical properties of the materials used in the numerical solutions.
| | Material | Density (kg/m3) | Elastic modulus (GPa) | Poisson’s ratio | Friction angle (°) | Cohesion (MPa) | Tensile strength (MPa) | Compressive strength (MPa) |
| | Rock | 2.75 | 9 | 0.27 | 42 | 1.05 | 1.3 | 35 | | Concrete | 2.5 | 25 | 0.167 | 46 | 1.30 | 1.2 | 16.7 |
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