Research Article
Structural Safety Evaluation of Tunnel Based on the Dynamic Monitoring Data during Construction
Table 1
Properties of geomaterial used in the tunnel model.
| Material | Density (kg/m3) | Poisson’s ratio | Elastic modulus (MPa) | Cohesion (kPa) | Internal friction angle (°) |
| Clay | 1900 | 0.36 | 36.8 | 15 | 28 | Limestone | 2000 | 0.35 | 700 | 160 | 25 | Marlite rock | 2100 | 0.35 | 1100 | 310 | 27 | Anchorage zone | 2040 | 0.32 | 910 | 208 | 30 | Initial support | 2400 | 0.2 | 36200 | / | / | Inverted arch | 2400 | 0.2 | 33000 | / | / |
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