Research Article
Safety Monitoring Index of High Concrete Gravity Dam Based on Failure Mechanism of Instability
Table 2
Material parameters for dam body and its foundation.
| | | Elastic modulus
(GPa) | Poisson’s ratio
| Density
(kg/m3) | Cohesion
(MPa) | Friction angle
|
| | Dam body | 25 | 0.167 | 2400 | 2.7 | 1.33 | | Rock I | 4 | 0.27 | 2600 | 0.7 | 0.95 | | Rock II | 8 | 0.27 | 2600 | 1.0 | 1.15 | | Rock III | 10 | 0.27 | 2600 | 1.3 | 1.35 | | Weak interlayer | 2 | 0.3 | 2500 | 0.4 | 0.73 |
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