HEIGHT OF EMBANKMENT (H) | SLOPE ANGLE (β) | NUMBER OF GEOTEXTILE LAYERS (n) (T > 200 KN) | |||||
n = 0 | n = 1 | n = 2 | n = 3 | n = 4 | n = 5 | ||
H = 2 m | 1:1 Slope (β = 45˚) | 1.325 | 1.909 | 2.311 | N/A | N/A | N/A |
1:2 Slope (β = 27˚) | 1.897 | 2.316 | 2.333 | N/A | N/A | N/A | |
1:3 Slope (β = 18˚) | 2.191 | 2.306 | 2.329 | N/A | N/A | N/A | |
1:4 Slope (β = 14˚) | 2.251 | 2.327 | 2.348 | N/A | N/A | N/A | |
H = 3 m | 1:1 Slope (β = 45˚) | 1.231 | 1.644 | 1.701 | 1.731 | N/A | N/A |
1:2 Slope (β = 27˚) | 1.498 | 1.607 | 1.650 | 1.666 | N/A | N/A | |
1:3 Slope (β = 18˚) | 1.553 | 1.655 | 1.701 | 1.718 | N/A | N/A | |
1:4 Slope (β = 14˚) | 1.588 | 1.780 | 1.873 | 1.925 | N/A | N/A | |
H = 4 m | 1:1 Slope (β = 45˚) | 1.094 | 1.270 | 1.299 | 1.312 | 1.315 | N/A |
1:2 Slope (β = 27˚) | 1.143 | 1.223 | 1.251 | 1.264 | 1.267 | N/A | |
1:3 Slope (β = 18˚) | 1.201 | 1.246 | 1.275 | 1.290 | 1.295 | N/A | |
1:4 Slope (β = 14˚) | 1.239 | 1.290 | 1.311 | 1.321 | 1.324 | N/A | |
H = 5 m | 1:1 Slope (β = 45˚) | 0.914 | 1.092 | 1.153 | 1.177 | 1.182 | 1.183 |
1:2 Slope (β = 27˚) | 0.941 | 1.021 | 1.046 | 1.060 | 1.065 | 1.066 | |
1:3 Slope (β = 18˚) | 0.981 | 1.012 | 1.030 | 1.041 | 1.045 | 1.045 | |
1:4 Slope (β = 14˚) | 1.032 | 1.061 | 1.080 | 1.090 | 1.094 | 1.095 |