Research Article
Seismic Fortification Analysis of the Guoduo Gravity Dam in Tibet, China
Table 1
Physical-mechanical parameters of the concrete dam, the rock mass, and faults.
| Material | Density (t/m3) | Permit load (MPa) | Elastic modulus (GPa) | Poisson’s ratio | Effective shear strength | (MPa) | |
| Dam (concrete) | 2.40 | 2.0 | 22 | 0.167 | 0.90 | 1.2 | III2A | 2.61 | 3.4 | 8.8 | 0.32 | 0.70 | 0.80 | III1A | 2.70 | 5.0 | 17.0 | 0.30 | 0.90 | 1.00 | IV2B | 2.63 | 2.0 | 6.0 | 0.30 | 0.50 | 0.70 | IV1B | 2.68 | 3.5 | 9.0 | 0.28 | 0.80 | 0.90 | Weak rock layer of right bank | 2.4 | 1.0 | 1.5 | 0.30 | 0.05 | 0.40 | Fault f2 | 2.4 | 1.0 | 1.5 | 0.30 | 0.05 | 0.35 | Fault f3 | 2.4 | 1.0 | 1.5 | 0.30 | 0.05 | 0.35 | Fault f4 | 2.4 | 1.0 | 1.5 | 0.30 | 0.05 | 0.35 | Fault f5 | 2.4 | 1.0 | 1.5 | 0.30 | 0.05 | 0.35 | Fault f7 | 2.4 | 1.0 | 1.5 | 0.30 | 0.05 | 0.35 |
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