Research Article
Overall Stability Analysis of Xiluodu High Arch Dam Based on Fine Three-Dimension Numerical Modeling
Table 8
Yield and cracking state of each elevation of the dam under overload conditions.
| Position | Load times | 1P0 | 2P0 | 3P0 | 4P0 | 5P0 |
| EL 610 m | Upstream dam surface | Compressive stress, no yield zone | No yield zone | | Yield | Transfixion | Downstream dam surface | Compressive stress, no yield zone | No yield zone | | Yield | Transfixion | EL 560 m | Upstream dam surface | Compressive stress, no yield zone | | | Yield | Yield | Downstream dam surface | Compressive stress, no yield zone | No yield zone | Local yield | Cracking | Split | EL 52 0m | Upstream dam surface | Compressive stress, no yield zone | No yield zone | | | | Downstream dam surface | Compressive stress, no yield zone | No yield zone | Surface yield | Cracking | Split | EL 460 m | Upstream dam surface | Compressive stress, no yield zone | No yield zone | | | | Downstream dam surface | Compressive stress, no yield zone | Yield | Yield | Yield | Yield | EL 420 m | Upstream dam surface | Compressive stress, no yield zone | No yield zone | | | | Downstream dam surface | Compressive stress, no yield zone | No yield zone | | Yield | Yield | EL 380 m | Upstream dam surface | Compressive stress, no yield zone | No yield zone | | Yield | Yield | Downstream dam surface | Compressive stress, no yield zone | Yield | Yield | Yield | Yield | Bottom of arch crown beam | Upstream dam heel | Compressive stress, no yield zone | No yield zone | Split | | | Downstream dam toe | Compressive stress, no yield zone | No yield zone | | | |
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Note. “ ” refers to the thickness of the dam body. |