8. Slope (%) | 0 - 2 | Very high | 10 | 0.38 |
2 - 4 | High | 7 | 0.27 | |
4 - 8 | Medium | 5 | 0.19 | |
8 - 12 | Poor | 3 | 0.12 | |
12 - 38 | Very poor | 1 | 0.04 | |
9. Drainage density (km−1) | 0.28 - 0.56 | Very poor | 1 | 0.04 |
0.56 - 0.86 | Poor | 3 | 0.12 | |
0.86 - 1.20 | Medium | 5 | 0.19 | |
1.20 - 2.16 | High | 7 | 0.27 | |
0.28 - 0.56 | Very high | 10 | 0.38 | |
10. Seepage water (mm) | 12 - 15 | Very poor | 1 | 0.04 |
15 - 25 | Poor | 3 | 0.12 | |
25 - 35 | Medium | 5 | 0.19 | |
35 - 45 | High | 7 | 0.27 | |
45 - 51 | Very high | 10 | 0.38 |