Research Article
Study on Deformation Law of Subway Construction under Passing Existing Line in Short Distance
Table 1
Physical and mechanical properties of soils.
| Soil type | Thickness (m) | Density (g·cm−3) | Internal friction angle (°) | Cohesion (kPa) | Poisson’s ratio | Elastic modulus (MPa) |
| Fill | 1.5 | 1.75 | 5 | 10 | 0.3 | 12.0 | Silty soil | 6.5 | 1.96 | 15.1 | 46.0 | 0.25 | 45.0 | Fine sand | 6.5 | 2.05 | 27 | — | 0.3 | 45.0 | Clay soil | 18 | 2.01 | 16.8 | 43.3 | 0.3 | 30.0 | Sandy soil | 21 | 2.02 | 27 | — | 0.3 | 48.0 |
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