| (ky/kx)1 | Exit gradient safety factor | Overturning safety factor | Sliding safety factor |
| 0.1 | 5.0 | 2.0 | 6.5 |
| 0.3 | 5.0 | 1.9 | 5.7 |
| 0.5 | 5.0 | 1.9 | 3.8 |
| 0.7 | 5.0 | 1.8 | 2.2 |
| 0.9 | 5.0 | 1.7 | 2.1 |
| 1.1 | 5.0 | 1.7 | 2.0 |
| 1.3 | 5.0 | 1.7 | 2.1 |
| 1.5 | 5.0 | 1.8 | 2.2 |