Table 2 The maximum depth and spatial extent of erosion after deterioration tests
From: A controlled field experiment to investigate the deterioration of earthen heritage by wind and rain
| Condition applied to test area | Maximum depth of erosion (mm) | Area covered by erosion in mm2 and as a percentage of total area (blue areas in Fig. 4) |
|---|---|---|
| Clean wind for 5 min at the speed of (m/s) | ||
| 12 | 6.49 | 228 (0.6%) |
| 17 | 7.90 | 316 (0.8%) |
| 25 | 10.69 | 292 (0.7%) |
| Laden sediment wind 80 g/min for 5 min at the speed of (m/s) | ||
| 12 | 4.29 | 1132 (2.8%) |
| 15 | 11.00 | 1804 (4.5%) |
| 17 | 11.00 | 3576 (8.9%) |
| Rainfall at 0.2 L/min for (s) | ||
| 20 | 9.24 | 768 (1.9%) |
| 60 | 10.62 | 3956 (9.8%) |
| 120 | 11.20 | 7276 (18.2%) |