Research Article
Seismic Damage Prediction Method for Lining Structures Based on the SEDR Principle
Table 2
The mechanical parameters of joints.
| | Joint | Normal stiffness (GPa·m−1) | Shear stiffness (GPa·m−1) | Cohesion (MPa) | Angle of friction (°) | Tensile strength (MPa) |
| | Joint set 1 | 4.5 | 0.68 | 0.027 | 26 | 0 | | Joint set 2 | 6 | 1.2 | 0.045 | 28 | 0 | | Interface of lining blocks | 10 | 4 | 0.4 | 40 | 2 | | Interface of other blocks | 1 | 0.62 | 0.01 | 20 | 0.002 |
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