Research Article
Three-Dimensional Numerical Analysis of Compound Lining in Complex Underground Surge-Shaft Structure
Table 1
Mechanical parameters of materials.
| Materials | Deformation modulus/GPa | Poisson ratio | /MPa | /(°) | Tensile strength/MPa | Compressive strength/MPa | Volume weight/kN·m−3 |
| Rock mass | 18 | 0.25 | 1.2 | 52 | 1.5 | 80 | 26 | Concrete | 25 | 0.17 | 2.0 | 46 | 1.3 | 12.5 | 25 | Interface | 10 | 0.2 | 0.5 | 40 | 0.4 | 10 | 25 |
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