Table 4 Results of the geotechnical test
From: An investigation into the cause of road failure along Sagamu-Papalanto highway southwestern Nigeria
SN | Soil layers | Clays % | Silt % | Fines % | Sand % | Gravel % | SG | NMC | LL | PL | PI | FS | LS | Activity | AASHTO | Soil group | UCS | OMC % | MDD (g/cm3) | CBR % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
L1 | SBC | 26.1 | 37.2 | 62.8 | 36.0 | 3.2 | 2.64 | 6.8 | 56.1 | 35.6 | 20.5 | 33 | 6 | 0.78 | A-7 | SS | MH | 24 | 1.52 | 5 |
L2 | SBC | 18.5 | 12.78 | 30.2 | 63.4 | 7.7 | 2.52 | 12.6 | 30.4 | 22.4 | 8.0 | 22 | 8.16 | 0.43 | A-24 | CS | CL | 15 | 1.65 | 4 |
L3 | SBC | 39 | 9.6 | 47.2 | 49.4 | 4.3 | 2.53 | 20.6 | 49.7 | 26.2 | 23.5 | 21.2 | 11 | 0.60 | A-7 | CS | MI | 21 | 1.67 | 8 |
L4 | SBC | 31.3 | 7.4 | 39.5 | 48.3 | 13.2 | 2.53 | 14 | 46.4 | 32.4 | 14.0 | 21.4 | 12.4 | 0.44 | A-7 | CS | MI | 18 | 1.51 | 6 |
L5 | SBC | 36.7 | 11.9 | 45.4 | 56.8 | 3.8 | 2.52 | 16.4 | 46.9 | 29.9 | 17.0 | 32 | 11 | 0.46 | A-7 | CS | MI | 21 | 1.61 | 6 |
L6 | SBC | 27 | 11.9 | 37.4 | 57.3 | 9.3 | 2.53 | 19.7 | 47.9 | 27.5 | 20.4 | 26.9 | 12.4 | 0.75 | A-7 | CS | CI | 17 | 1.53 | 6 |
L7 | BC | 26.5 | 16.4 | 41.9 | 49.3 | 10.8 | 2.54 | 14.9 | 52.2 | 29.2 | 23.0 | 43.9 | 10.2 | 0.86 | A-7 | CS | MI | 12 | 1.65 | 5 |
L8 | BC | 26.8 | 15 | 39.8 | 61.3 | 2.7 | 2.56 | 7.5 | 25.1 | 19.9 | 5.20 | 2.0 | 6 | 0.19 | A-4 | CS | CL-MI | 11 | 1.78 | 5 |
L9 | BC | 26.2 | 11.7 | 36.1 | 37 | 25.9 | 2.57 | 15 | 41.7 | 29.7 | 12 | 18.6 | 6 | 0.45 | A-7 | GS | MI | 16 | 1.67 | 4 |
L10 | BC | 48.9 | 12.1 | 58.0 | 31.7 | 9.3 | 2.62 | 15.4 | 42.4 | 30.5 | 11.9 | 22 | 8.29 | 0.24 | A-6 | SC | MI | 18 | 1.65 | 3 |
L11 | SG | 24.2 | 11.2 | 34.4 | 56.2 | 8.4 | 2.56 | 15.8 | 34.3 | 21.7 | 34.3 | 31 | 9.57 | 0.29 | A-26 | CS | CL | 3 | 1.70 | 3 |
L12 | SG | 21.1 | 12.7 | 31.8 | 60.5 | 6.7 | 2.55 | 12.6 | 36.3 | 25.2 | 36.3 | 8.14 | 10.29 | 0.52 | A-26 | CS | CI | 4 | 1.72 | 4 |
L13 | SG | 26.9 | 6.1 | 32 | 59.4 | 10.6 | 2.58 | 12.2 | 33.6 | 22.6 | 33.6 | 26 | 11.29 | 0.40 | A-26 | CS | CL | 12 | 1.71 | 12 |
L14 | SG | 27 | 14.9 | 42.9 | 51.4 | 4.7 | 2.56 | 18.2 | 40.5 | 22.1 | 40.5 | 26.7 | 11.6 | 0.68 | A-7 | CS | CI | 5 | 1.69 | 5 |
L15 | SG | 13.4 | 15.8 | 27.2 | 64 | 9.8 | 2.57 | 11.5 | 26.8 | 18.2 | 26.8 | 11 | 8.86 | 0.64 | A-24 | CS | CL | 4 | 1.74 | 4 |
L16 | SG | 12.1 | 14.9 | 28 | 70.1 | 4.9 | 2.55 | 13.2 | 36.6 | 18.7 | 36.6 | 5.35 | 3.86 | 1.47 | A-2 | SiC | CL | 4 | 1.70 | 4 |
L17 | SG | 22.6 | 8.7 | 28.3 | 50.5 | 20.2 | 2.54 | 22 | 31.3 | 20.5 | 31.3 | 5.17 | 3.96 | 0.47 | A-24 | CS | CL | 5 | 1.72 | 5 |
L18 | SG | 8.5 | 7.5 | 12 | 80.1 | 6.9 | 2.57 | 12.5 | 40.81 | 22.3 | 40.81 | 6.17 | 7.43 | 2.17 | A-2 | CS | CL | 9 | 1.72 | 9 |
L19 | SG | 21.8 | 14.8 | 35.6 | 55.7 | 11.7 | 2.50 | 11.6 | 45.4 | 23.8 | 45.4 | 31 | 11.71 | 0.99 | A-2-7 | CS | CI | 3 | 1.64 | 3 |
L20 | SG | 27.5 | 14 | 38.5 | 49.4 | 10.1 | 2.58 | 9.4 | 46.2 | 21.6 | 46.2 | 26 | 12.71 | 0.89 | A-7 | CS | CI | 4 | 1.64 | 4 |