Stability factors γ H/s u and γ H/c for vertical slopes subjected to seismic acceleration in geomaterial with tension cut-off (ξ = 0)
| B/H | Seismic acceleration, k h | Undrained | φ = 30° | ||
|---|---|---|---|---|---|
| Translational mechanisma | Rotational mechanismb | Translational mechanisma | Rotational mechanismb | ||
| 0·5 | 0·1 | 8·10 | 8·04c | 16·20c | 16·12c |
| 0·3 | 7·47c | 7·37c | 13·29c | 13·26c | |
| 0·5 | 6·97c | 6·81c | 11·32c | 11·10c | |
| 0·6 | 0·1 | 6·79 | 6·87 | 13·31c | 13·49c |
| 0·3 | 6·02 | 6·24 | 10·82c | 11·01c | |
| 0·5 | 5·38c | 5·69 | 9·02c | 9·21c | |
| 0·8 | 0·1 | 5·44 | 5·52 | 9·94c | 10·13 |
| 0·3 | 4·67 | 4·78 | 8·01c | 8·33c | |
| 0·5 | 4·06 | 4·20 | 6·62c | 6·98c | |
| 1 | 0·1 | 4·69 | 4·84 | 8·02c | 8·24 |
| 0·3 | 3·92 | 4·10 | 6·10c | 6·54 | |
| 0·5 | 3·33 | 3·48 | 4·93c | 5·39 | |
| Seismic acceleration, | Undrained | ||||
|---|---|---|---|---|---|
| Translational mechanism | Rotational mechanism | Translational mechanism | Rotational mechanism | ||
| 0·5 | 0·1 | 8·10 | 8·04 | 16·20 | 16·12 |
| 0·3 | 7·47 | 7·37 | 13·29 | 13·26 | |
| 0·5 | 6·97 | 6·81 | 11·32 | 11·10 | |
| 0·6 | 0·1 | 6·79 | 6·87 | 13·31 | 13·49 |
| 0·3 | 6·02 | 6·24 | 10·82 | 11·01 | |
| 0·5 | 5·38 | 5·69 | 9·02 | 9·21 | |
| 0·8 | 0·1 | 5·44 | 5·52 | 9·94 | 10·13 |
| 0·3 | 4·67 | 4·78 | 8·01 | 8·33 | |
| 0·5 | 4·06 | 4·20 | 6·62 | 6·98 | |
| 1 | 0·1 | 4·69 | 4·84 | 8·02 | 8·24 |
| 0·3 | 3·92 | 4·10 | 6·10 | 6·54 | |
| 0·5 | 3·33 | 3·48 | 4·93 | 5·39 | |
Right circular cone surface
Curvilinear cone surface (Park and Michalowski, 2017)
Face failure mechanism