Research Article
Influence of Seismic Loading on Segment Opening of a Shield Tunnel
Table 1
Physicomechanical parameters of the soil.
| Geotechnical name | Density (kg/m3) | Consolidated quick shear | Compression modulus (MPa) | Deformation modulus (MPa) | Lateral pressure coefficient | Poisson ratio | Thickness of the soil (m) | Cohesion (Pa) | Internal friction angle (°) |
| Artificial filled Soil | | | 18.0 | 4.7 | 10 | 0.49 | 0.33 | 1.5 | Silty clay | | | 15.2 | 5.86 | 12 | 0.43 | 0.30 | 4.5 | Mud fine sand | | | 25.0 | 5.93 | 18 | 0.39 | 0.28 | 1.9 | Mud medium fine sand | | 0.0 | 30.0 | 6.52 | 20 | 0.35 | 0.26 | 5.2 | Mud fine sand | | | 29.6 | 6.89 | 20 | 0.39 | 0.28 | 10.7 | Mud medium coarse sand | | 0.0 | 32.0 | 7.40 | 25 | 0.35 | 0.26 | 10.2 | Mud sand gravel | | — | 36.0 | 8.14 | 30 | 0.30 | 0.23 | 4.8 | Strong weathered tuff | | — | — | — | 120 | — | — | 21.2 |
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