Research Article
Sample Rocks Tests and Slope Stability Analysis of a Mine Waste Dump
Table 1
Parameters of waste rocks measured from in situ survey.
| Sample pit | Volume (L) | Grain size distribution | Total weight (kg) | Max grain size (cm) | Natural density (g/cm³) | Natural water content (%) | Natural repose angle (°) | d < 2 cm | 2 cm ≤ d < 5 cm | 5 cm ≤ d < 10 cm | 10 cm ≤ d < 20 cm | 20 cm ≤ d < 40 cm | Weight (kg) | Percentage (%) | Weight (kg) | Percentage (%) | Weight (kg) | Percentage (%) | Weight (kg) | Percentage (%) | Weight (kg) | Percentage (%) |
| J-1 | 231.3 | 161.50 | 29.51 | 202.86 | 37.06 | 111.28 | 20.33 | 39.68 | 7.25 | 32.02 | 5.85 | 547.34 | 37 | 2.37 | 5.26 | 37 | J-2 | 180.3 | 104.36 | 27.18 | 127.10 | 33.11 | 64.76 | 16.87 | 59.00 | 15.37 | 28.70 | 7.48 | 383.92 | 31 | 2.13 | 3.14 | | J-3 | 148.2 | 95.02 | 32.44 | 97.50 | 33.29 | 41.54 | 14.18 | 41.54 | 14.18 | 7.86 | 2.68 | 292.92 | 31 | 1.98 | 3.68 | | N-1 | 123.9 | 137.64 | 46.19 | 91.44 | 30.69 | 31.34 | 10.52 | 29.34 | 9.85 | 8.22 | 2.76 | 297.98 | 28 | 2.41 | 6.38 | | N-2 | 140.5 | 176.52 | 57.04 | 94.08 | 30.40 | 21.28 | 6.88 | 17.56 | 5.67 | - | - | 309.44 | 19 | 2.20 | 3.29 | | N-3 | 148.68 | 112.48 | 34.48 | 126.50 | 38.77 | 60.32 | 18.49 | 16.08 | 4.93 | 10.88 | 3.33 | 326.26 | 29 | 2.19 | 2.89 | |
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