5.00 | 2 | 0.25 | 0.50 | 324.65 | 10.76 | |
5.00 | 2 | 0.25 | 0.50 | 374.44 | 10.85 |
Number of variables | 4 |
Size of population | 100 |
Selection function | Stochastic uniform |
Crossover fraction | 0.8 |
Mutation probability | 0.2 |
Number of generations | 100 |
- Total weight per unit area (g/m2) | 300.0 | 135.0 |
- Thickness (mm) | 1.60 | - |
- Mesh aperture size (mm) | - | 40×40 |
- Peak tensile strength (kN/m) | 25.0 | 35.0 |
- Extension at maximum load (%) | 75 | 10 |
- CBR punching strength (kN) | 3.40 | - |
Length (L) | 5B | 7B | 9B |
Number (N) | 1 | 2 | 3 |
Depth of the first layer (U) | 0.25B | 0.5B | 0.75B |
Spacing between layers (X) | 0.5B | 0.75B | 1.0B |
L (B) | Is in range | 5.0 | 9.0 | |
N | Is in range | 1 | 3 | |
U (B) | Is in range | 0.25 | 0.75 | |
X(B) | Is in range | 0.5 | 1.0 | |
q (kPa) | Geogrid | Maximization | 140.0 | 395.0 |
Geotextile | 160.0 | 525.0 | ||
Cost (B) | Minimization | 5.25 | 29.75 |
1 | 9 | 1 | 0.75 | 1 | 170.0 | 175.0 |
2 | 7 | 2 | 0.5 | 0.75 | 240.0 | 270.0 |
3 | 5 | 1 | 0.25 | 1 | 220 | 240 |
4 | 9 | 2 | 0.5 | 0.75 | 275 | 280 |
5 | 9 | 1 | 0.25 | 0.5 | 260 | 275 |
6 | 7 | 2 | 0.25 | 0.75 | 280 | 350 |
7 | 9 | 1 | 0.75 | 0.5 | 170 | 210 |
8 | 9 | 1 | 0.25 | 1 | 230 | 275 |
9 | 7 | 2 | 0.5 | 0.5 | 270 | 300 |
10 | 5 | 3 | 0.75 | 1 | 160 | 210 |
11 | 7 | 2 | 0.75 | 0.75 | 165 | 190 |
12 | 7 | 1 | 0.5 | 0.75 | 180 | 200 |
13 | 9 | 3 | 0.25 | 0.5 | 360 | 450 |
14 | 5 | 3 | 0.25 | 1 | 350 | 485 |
15 | 5 | 1 | 0.75 | 1 | 140 | 165 |
16 | 9 | 3 | 0.75 | 0.5 | 165 | 180 |
17 | 5 | 3 | 0.75 | 0.5 | 170 | 165 |
18 | 9 | 3 | 0.25 | 1 | 300 | 420 |
19 | 5 | 1 | 0.75 | 0.5 | 140 | 160 |
20 | 5 | 1 | 0.25 | 0.5 | 220 | 240 |
21 | 5 | 2 | 0.5 | 0.75 | 245 | 260 |
22 | 7 | 2 | 0.5 | 1 | 200 | 240 |
23 | 9 | 3 | 0.75 | 1 | 180 | 185 |
24 | 7 | 3 | 0.5 | 0.75 | 280 | 370 |
25 | 5 | 3 | 0.25 | 0.5 | 395 | 525 |
Model | 2.601E+005 | 11 | 23,641.60 | 28.90 | < 0.0001 | Significant | |
L (length of layers) | 1.39 | 1 | 1.39 | 1.698E-003 | 0.9678 | 0.001 | Insignificant |
N (number of layers) | 61,250.00 | 1 | 61,250.00 | 74.86 | < 0.0001 | 23.439 | Significant |
U (depth of the first layer) | 1.458E+005 | 1 | 1.458E+005 | 178.20 | < 0.0001 | 55.795 | Significant |
X (spacing between layers) | 1422.22 | 1 | 1422.22 | 1.74 | 0.2101 | 0.544 | Insignificant |
L*N | 4900.00 | 1 | 4900.00 | 5.99 | 0.0294 | 1.875 | Significant |
L*U | 900.00 | 1 | 900.00 | 1.10 | 0.3134 | 0.344 | Insignificant |
N*U | 42,025.00 | 1 | 42,025.00 | 51.36 | < 0.0001 | 16.082 | Significant |
U*X | 506.25 | 1 | 506.25 | 0.62 | 0.4456 | 0.194 | Insignificant |
L2 | 881.50 | 1 | 881.50 | 1.08 | 0.3182 | 0.337 | Insignificant |
U2 | 1144.99 | 1 | 1144.99 | 1.40 | 0.2580 | 0.438 | Insignificant |
X2 | 1666.27 | 1 | 1666.27 | 2.04 | 0.1771 | 0.638 | Insignificant |
Residual | 10,636.42 | 13 | 818.19 | 0.313 | Insignificant | ||
Cor total | 2.707E+005 | 24 |
Geogrid | 0.972 | 0.3595 | 0.7215 | 0.9991 | 0.057 | 0.0414 |
Geotextile | 0.961 | 0.6366 | 1.027 | 0.9998 | 0.0286 | 0.021 |
1 | 9 | 1 | 0.75 | 1 |
2 | 7 | 2 | 0.5 | 0.75 |
3 | 5 | 1 | 0.25 | 1 |
4 | 9 | 2 | 0,5 | 0.75 |
5 | 9 | 1 | 0.25 | 0.5 |
6 | 7 | 2 | 0.25 | 0.75 |
7 | 9 | 1 | 0.75 | 0.5 |
8 | 9 | 1 | 0.25 | 1 |
9 | 7 | 2 | 0.5 | 0.5 |
10 | 5 | 3 | 0.75 | 1 |
11 | 7 | 2 | 0.75 | 0.75 |
12 | 7 | 1 | 0.5 | 0.75 |
13 | 9 | 3 | 0.25 | 0.5 |
14 | 5 | 3 | 0.25 | 1 |
15 | 5 | 1 | 0.75 | 1 |
16 | 9 | 3 | 0.75 | 0.5 |
17 | 5 | 3 | 0.75 | 0.5 |
18 | 9 | 3 | 0.25 | 1 |
19 | 5 | 1 | 0.75 | 0.5 |
20 | 5 | 1 | 0.25 | 0.5 |
21 | 5 | 2 | 0.5 | 0.75 |
22 | 7 | 2 | 0.5 | 1 |
23 | 9 | 3 | 0.75 | 1 |
24 | 7 | 3 | 0.5 | 0.75 |
25 | 5 | 3 | 0.25 | 0.5 |
Model | 1.156E+005 | 11 | 10,512.06 | 40.30 | < 0.0001 | Significant | |
L (length of layers) | 272.22 | 1 | 272.22 | 1.04 | 0.3256 | 0.234 | Insignificant |
N (number of layers) | 22,050.00 | 1 | 22,050.00 | 84.52 | < 0.0001 | 18.970 | Significant |
U (depth of the first layer) | 74,112.50 | 1 | 74,112.50 | 284.10 | < 0.0001 | 63.762 | Significant |
X (spacing between layers) | 1605.56 | 1 | 1605.56 | 6.15 | 0.0276 | 1.381 | Significant |
L*N | 2025.00 | 1 | 2025.00 | 7.76 | 0.0154 | 1.742 | Significant |
L*U | 756.25 | 1 | 756.25 | 2.90 | 0.1124 | 0.651 | Insignificant |
N*U | 11,025.00 | 1 | 11,025.00 | 42.26 | < 0.0001 | 9.485 | Significant |
U*X | 1225.00 | 1 | 1225.00 | 4.70 | 0.0494 | 1.054 | Significant |
L2 | 1303.60 | 1 | 1303.60 | 5.00 | 0.0436 | 1.122 | Significant |
U2 | 681.69 | 1 | 681.69 | 2.61 | 0.1300 | 0.586 | Insignificant |
X2 | 915.48 | 1 | 915.48 | 3.51 | 0.0837 | 0.788 | Insignificant |
Residual | 3391.33 | 13 | 260.87 | 0.224 | Insignificant | ||
Cor total | 1.190E+005 | 24 |