Research Article
Theoretical and Case Studies of Interval Nonprobabilistic Reliability for Tailing Dam Stability
Table 3
The physical and mechanical parameters of the tailing dam.
| Earth species | Natural weightiness degree/kN/m3 | Shear strength | Permeability coefficient/cm·s−1 | Internal friction angel/° | Cohesion/kPa | | | | | | | Vertical | Horizontal |
| Tailing fine sand | 20.2 | 31.9 | 41.4 | 36.9 | 0.7 | 34.6 | 12.3 | 1.6 × 10−3 | 2.0 × 10−3 | Tailing silty sand | 20.1 | 30.2 | 39.6 | 34.2 | 11.2 | 32.7 | 19.2 | 6.8 × 10−4 | 1.5 × 10−3 | Clay tailings | 22.0 | 26.1 | 35 | 31.4 | 12.9 | 36.6 | 22.9 | 6.0 × 10−5 | 7.5 × 10−4 | Powder clay | 20.5 | 1.1 | 18.9 | 6.6 | 17.9 | 24.7 | 20.3 | 2.2 × 10−6 | 2.8 × 10−6 |
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