Research Article
Physical Modeling of a Shallow-Buried Metro Tunnel in the Soft Loess Layer Using Similarity Theory
Table 1
Similarity ratio of physical quantities.
| | Physical quantities | Symbol | Similarity ratio | Dimension |
| | Geometry | | = 15 | | | Bulk density | | = 1 | | | Stress | | = 15 | | | Strain | | = 1 | 1 | | Displacement | | = 15 | | | Elastic modulus | | = 15 | | | Poisson’s ratio | | = 1 | 1 | | Cohesion | | = 15 | | | Friction angle | | = 1 | 1 | | Compressive strength | | = 15 | |
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