Research Article
Experimental Study on Unconfined Compressive Strength of Organic Polymer Reinforced Sand
Table 5
Results of curing time 48 h samples with different PSS concentration and sand densities.
| | Serial number | PSS concentration (%) | Dry density (g/cm3) | Void ratio | Relative density (%) | Peak strength (KPa) | Residual strength (KPa) | Strength of axial strain 15% (KPa) | Axial strain of failure (%) | Elasticity modulus (MPa) | Failure modulus (MPa) |
| | S1 | water | 1.4 | 0.89 | 21.05 | / | / | | / | / | / | | S19 | 10 | 1.4 | 0.89 | 21.05 | 62.34 | 19.46 | 56.75 | 10.88 | 1.244 | 0.573 | | S20 | 20 | 1.4 | 0.89 | 21.05 | 120.83 | 22.52 | 107.44 | 10.75 | 2.594 | 1.124 | | S21 | 30 | 1.4 | 0.89 | 21.05 | 169.22 | 56.95 | 152.29 | 10.11 | 5.629 | 1.674 | | S22 | 40 | 1.4 | 0.89 | 21.05 | 201.94 | 75.29 | 168.24 | 8.87 | 8.526 | 2.277 | | S23 | 50 | 1.4 | 0.89 | 21.05 | 245.28 | 97.73 | 187.46 | 7.08 | 11.494 | 3.464 |
| | S2 | water | 1.5 | 0.76 | 55.26 | / | / | | / | / | / | | S42 | 10 | 1.5 | 0.76 | 55.26 | 78.15 | 20.11 | 58.11 | 9.68 | 1.564 | 0.807 | | S34 | 20 | 1.5 | 0.76 | 55.26 | 197.96 | 37.77 | 150.09 | 9.01 | 5.057 | 2.197 | | S43 | 30 | 1.5 | 0.76 | 55.26 | 238.65 | 65.87 | 162.46 | 8.65 | 6.380 | 2.759 | | S44 | 40 | 1.5 | 0.76 | 55.26 | 257.92 | 76.63 | 174.63 | 7.72 | 8.722 | 3.341 | | S45 | 50 | 1.5 | 0.76 | 55.26 | 355.92 | 99.77 | 205.88 | 7.05 | 11.654 | 5.049 |
| | S3 | water | 1.6 | 0.65 | 84.21 | / | / | | / | / | / | | S46 | 10 | 1.6 | 0.65 | 84.21 | 81.11 | 27.75 | 62.13 | 8.88 | 1.627 | 0.913 | | S40 | 20 | 1.6 | 0.65 | 84.21 | 239.25 | 58.67 | 149.21 | 7.63 | 5.227 | 3.136 | | S47 | 30 | 1.6 | 0.65 | 84.21 | 281.69 | 67.96 | 175.01 | 7.36 | 7.868 | 3.827 | | S48 | 40 | 1.6 | 0.65 | 84.21 | 298.92 | 77.51 | 202.44 | 7.03 | 10.945 | 4.252 | | S49 | 50 | 1.6 | 0.65 | 84.21 | 360.97 | 104.27 | 210.97 | 7.01 | 14.940 | 5.149 |
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