Research Article
Performance of Subgrade Soil Blended with Cement and Ethylene Vinyl Acetate
Table 7
Data concerning UCS and shear strength of the blended mixtures with various fractions of cement and EVA.
| Notations of soil mixtures | % Cement | % EVA | Compression strength (N/mm2) | Cohesion (KPa) | Angle of friction (deg) | 7 d | 14 d | 28 d | 7 d | 14 d | 28 d | 7 d | 14 d | 28 d |
| R0 | 0 | 0 | 0.20 | 0.23 | 0.28 | 54.1 | 74.20 | 93.80 | 24.5 | 27.90 | 29.70 | E1 | 0 | 3 | 0.24 | 0.25 | 0.30 | 70.57 | 92.32 | 102.68 | 26.28 | 29.66 | 31.88 | E2 | 0 | 6 | 0.25 | 0.26 | 0.32 | 79.93 | 100.62 | 115.61 | 27.54 | 30.49 | 32.60 | E3 | 0 | 9 | 0.26 | 0.29 | 0.38 | 83.08 | 102.04 | 120.76 | 28.48 | 31.01 | 33.85 | C1 | 4 | 0 | 0.30 | 0.33 | 0.43 | 105.66 | 125.12 | 143.07 | 29.84 | 31.84 | 35.10 | C2 | 6 | 0 | 0.44 | 0.55 | 0.63 | 115.62 | 138.07 | 156.40 | 30.47 | 32.46 | 36.03 | C3 | 8 | 0 | 0.48 | 0.64 | 0.71 | 121.11 | 143.34 | 164.28 | 31.83 | 33.29 | 36.76 | EC1 | 4 | 3 | 0.83 | 0.92 | 1.02 | 133.42 | 158.42 | 178.11 | 32.35 | 34.12 | 38.73 | EC2 | 4 | 6 | 0.91 | 0.99 | 1.12 | 146.33 | 170.26 | 189.01 | 32.67 | 36.09 | 41.64 | EC3 | 4 | 9 | 1.01 | 1.12 | 1.18 | 155.49 | 180.49 | 198.71 | 35.07 | 38.06 | 43.72 | EC4 | 6 | 3 | 1.04 | 1.18 | 1.31 | 150.71 | 173.71 | 192.04 | 33.92 | 36.61 | 44.13 | EC5 | 6 | 6 | 1.15 | 1.28 | 1.39 | 156.30 | 181.50 | 200.62 | 34.66 | 37.44 | 45.38 | EC6 | 6 | 9 | 1.23 | 1.42 | 1.45 | 173.49 | 194.86 | 221.65 | 36.85 | 40.86 | 49.43 | EC7 | 8 | 3 | 1.29 | 1.47 | 1.58 | 182.33 | 201.04 | 224.05 | 37.59 | 41.38 | 50.05 | EC8 | 8 | 6 | 1.37 | 1.59 | 1.70 | 189.55 | 209.24 | 231.52 | 38.01 | 41.80 | 51.51 | EC9 | 8 | 9 | 1.48 | 1.66 | 1.78 | 194.84 | 215.41 | 240.41 | 39.26 | 43.46 | 53.38 |
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