Research Article
The Role of Water and Lithology on the Deformation and Failure of an Anaclinal Rock Slope in a Hydropower Reservoir
Table 4
Summary of test results of mechanical property for the rock mass in the Zhengjiaping slope (the value is average level of test results).
| Horizontal depth of sampling location (m) | Lithology | Dry density (g/cm3) | Specific gravity | Water saturated absorptivity (%) | Dry compressive strength (MPa) | Saturated compressive strength (MPa) | Softening coefficient | Modulus of elasticity (GPa) | Poisson’s ratio |
| 23 | Argillaceous siltstone | 2.65 | 2.68 | 0.30 | 85.77 | 70.33 | 0.82 | 31.43 | 0.23 | 49 | Argillaceous siltstone | 2.67 | 2.69 | 0.27 | 110.93 | 90.80 | 0.82 | 36.00 | 0.23 | 68 | Sandstone | 2.68 | 2.70 | 0.22 | 96.13 | 73.20 | 0.76 | 33.70 | 0.23 | 76 | Sandstone | 2.57 | 2.60 | 0.47 | 48.30 | 33.70 | 0.70 | 24.33 | 0.27 |
|
|