Research Article
Displacement Back Analysis for a High Slope of the Dagangshan Hydroelectric Power Station Based on BP Neural Network and Particle Swarm Optimization
Table 3
Elastic modulus levels of the four types of the slope rock masses.
| Zone | Elastic modulus (GPa) | Level (GPa) |
| I () | 0.25, 0.50 | 0.25, 0.33, 0.42, 0.50 | II () | 2.50, 3.50 | 2.50, 2.80, 3.20, 3.50 | III () | 2.50, 3.50 | 2.50, 2.80, 3.20, 3.50 | IV () | 6.00, 9.00 | 6.00, 7.00, 8.00, 9.00 |
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