Table 3 Mitigation measures per class and combination
From: Landslide hazard map: tool for optimization of low-cost mitigation
Class | Problems | Mitigation | Code |
|---|---|---|---|
S-W aspect | Erosion | Vegetation | A |
Barren land | Erosion | Vegetation | A |
Loose colluvium | Erosion | Retaining wall, vegetation | B |
Shallow soil depth | Slips | Vegetation | A |
Steep slope | Slips | Retaining wall, benching | G |
Distance to Drain 20–50 m | Scour, Drainage | Toe protection, surface and sub-surface drain | C |
Distance to Drain 50–100 m | Drainage | Surface and sub-surface drain | D |
Distance to Drain >200Â m | Drainage | Surface drain | E |
Combination of 3,4 | Erosion | Retaining wall, vegetation | B |
Combination of 3,5 | Erosion, flow | Retaining wall, benching and vegetation | F |
Combination of 4,5 | Slips | Retaining wall, benching | G |
Combination of 3,4,5 | Erosion, flow | Retaining wall, benching and vegetation | F |