Research Article
Numerical Simulation Analysis of NPR Anchorage Monitoring of Bedding Rock Landslide in Open-Pit Mine
Table 6
Criteria of strength degradation stages.
| | Stage classification | Normal stiffness (GPa) | Tangential stiffness (GPa) | Cohesive strength (kPa) | Friction angle (°) |
| | First stage | 9 | 14 | 148 | 21 | | Second stage | 9 | 12 | 36 | 20 | | Third stage | 9 | 10 | 25 | 19 | | Fourth stage | 9 | 8 | 18 | 18 |
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