Details of the trapdoor experiments
| Test number | Height of embankments: mm | Trapdoor number | Reinforcement | H/B ratio |
|---|---|---|---|---|
| 1 | 185 | 4 | No | 1·4 |
| 2 | 260 | 4 | No | 2·0 |
| 3 | 185 | 4 | Yes | 1·4 |
| 4 | 260 | 4 | Yes | 2·0 |
| 5-1 | 185 | 3 | Yes | 1·4 |
| 5-2 | 185 | 6 | Yes | 1·4 |
| 6-1 | 260 | 3 | Yes | 2·0 |
| 6-2 | 260 | 6 | Yes | 2·0 |
| Test number | Height of embankments: mm | Trapdoor number | Reinforcement | |
|---|---|---|---|---|
| 1 | 185 | 4 | No | 1·4 |
| 2 | 260 | 4 | No | 2·0 |
| 3 | 185 | 4 | Yes | 1·4 |
| 4 | 260 | 4 | Yes | 2·0 |
| 5-1 | 185 | 3 | Yes | 1·4 |
| 5-2 | 185 | 6 | Yes | 1·4 |
| 6-1 | 260 | 3 | Yes | 2·0 |
| 6-2 | 260 | 6 | Yes | 2·0 |
H, height of embankment; B, width of trapdoor (127 mm)
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