Research Article
Static and Seismic Stability Charts for Three-Dimensional Cut Slopes and Natural Slopes under Short-Term Undrained Conditions
Table 2
Coefficients
A and
B in equation (
12) for cut slopes.
| | β | B/H | kh = 0 | kh = 0.1 | kh = 0.2 | kh = 0.3 | | A | B | A | B | A | B | A | B |
| | 15° | 1.5 | 14.3103 | 11.5429 | 10.7045 | 8.0734 | 8.5028 | 6.0669 | 6.7166 | 4.1510 | | 2.0 | 11.9647 | 10.6815 | 8.6907 | 7.4181 | 6.8300 | 5.5594 | 5.6032 | 4.3982 | | 3.0 | 9.9572 | 9.9457 | 6.9418 | 6.9535 | 5.3955 | 5.1557 | 4.3198 | 4.0343 | | 5.0 | 8.6752 | 9.4006 | 5.8925 | 6.5406 | 4.4115 | 4.8650 | 3.4263 | 3.7688 | | 10.0 | 7.8768 | 9.0236 | 5.2417 | 6.2664 | 3.7832 | 4.6572 | 2.8651 | 3.5592 | | ∞ (2D) | 7.2769 | 8.7267 | 4.6914 | 6.0842 | 3.2662 | 4.5086 | 2.2893 | 3.3425 |
| | 30° | 1.5 | 9.6768 | 6.6362 | 8.0970 | 5.3987 | 6.8890 | 4.4735 | 6.0354 | 3.7967 | | 2.0 | 8.7703 | 6.3038 | 7.0969 | 5.1453 | 5.9931 | 4.2410 | 5.2151 | 3.5279 | | 3.0 | 7.7745 | 6.0632 | 6.2268 | 4.9168 | 5.1412 | 4.0708 | 4.3496 | 3.3635 | | 5.0 | 7.1536 | 5.8459 | 6.2268 | 4.9168 | 4.4777 | 3.9215 | 3.4970 | 3.2897 | | 10.0 | 6.7290 | 5.7188 | 5.5593 | 4.7623 | 4.0284 | 3.8400 | 2.9978 | 3.2242 | | ∞ (2D) | 6.4288 | 5.5573 | 4.7424 | 4.5944 | 3.5700 | 3.8015 | 2.3854 | 3.2131 |
| | 45° | 1.5 | 8.1155 | 4.8325 | 7.1212 | 4.1478 | 6.3609 | 3.5965 | 5.7601 | 3.0794 | | 2.0 | 7.5187 | 4.6165 | 6.5129 | 3.9617 | 5.7087 | 3.4071 | 5.0744 | 2.9303 | | 3.0 | 6.9890 | 4.4338 | 5.8712 | 3.8236 | 5.0805 | 3.2883 | 4.3923 | 2.8372 | | 5.0 | 6.5002 | 4.3138 | 5.3344 | 3.7402 | 4.4343 | 3.2333 | 3.5826 | 2.8273 | | 10.0 | 6.1923 | 4.2501 | 4.9194 | 3.7136 | 4.0087 | 3.2056 | 3.1355 | 2.8042 | | ∞ (2D) | 5.9501 | 4.1510 | 4.6053 | 3.6623 | 3.6720 | 3.1776 | 2.6632 | 2.8153 |
| | 60° | 1.5 | 7.0929 | 3.7568 | 6.4416 | 3.3219 | 6.0455 | 2.8950 | 5.5240 | 2.5619 | | 2.0 | 6.5673 | 3.6151 | 5.8267 | 3.2500 | 5.3624 | 2.7979 | 4.8504 | 2.4610 | | 3.0 | 6.1872 | 3.4545 | 5.4323 | 3.0604 | 4.9564 | 2.6698 | 4.1890 | 2.4129 | | 5.0 | 5.7905 | 3.3836 | 5.0814 | 2.9724 | 4.2369 | 2.6748 | 3.6481 | 2.3730 | | 10.0 | 5.5322 | 3.3267 | 4.7003 | 2.9604 | 3.9028 | 2.6499 | 3.2809 | 2.3613 | | ∞ (2D) | 5.3239 | 3.2561 | 4.3973 | 2.9348 | 3.5675 | 2.6394 | 2.8129 | 2.3864 |
| | 75° | 1.5 | 6.1642 | 3.0140 | 5.7583 | 2.6924 | 5.4741 | 2.3745 | 4.9336 | 2.1758 | | 2.0 | 5.7688 | 2.8644 | 5.2573 | 2.5894 | 4.7992 | 2.3368 | 4.4029 | 2.0869 | | 3.0 | 5.3404 | 2.7583 | 4.8569 | 2.4881 | 4.3137 | 2.2430 | 3.9827 | 2.0093 | | 5.0 | 5.0461 | 2.6674 | 4.5502 | 2.3975 | 4.0368 | 2.1564 | 3.7437 | 1.9028 | | 10.0 | 4.8551 | 2.6220 | 4.3280 | 2.3516 | 3.7027 | 2.1488 | 3.4788 | 1.8779 | | ∞ (2D) | 4.5987 | 2.5899 | 4.1375 | 2.3088 | 3.3854 | 2.1423 | 3.2900 | 1.8375 |
| | 90° | 1.5 | 5.4109 | 2.4119 | 5.1349 | 2.1369 | 4.7327 | 2.0014 | 4.4387 | 1.8664 | | 2.0 | 4.9769 | 2.2792 | 4.6642 | 2.0652 | 4.3330 | 1.8852 | 4.0007 | 1.7250 | | 3.0 | 4.5868 | 2.1895 | 4.1953 | 2.0087 | 3.8523 | 1.8380 | 3.5886 | 1.6332 | | 5.0 | 4.2956 | 2.1136 | 3.9367 | 1.9290 | 3.6329 | 1.7508 | 3.2815 | 1.6085 | | 10.0 | 4.0946 | 2.0605 | 3.7224 | 1.8910 | 3.3992 | 1.7088 | 3.0884 | 1.5669 | | ∞ (2D) | 3.8672 | 2.0165 | 3.5075 | 1.8475 | 3.1401 | 1.6933 | 2.8899 | 1.5300 |
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