Research Article
Evaluation of Carbonation Effects on Cement-Solidified Contaminated Soil Used in Road Subgrade
Table 6
Elasticity moduli of solidified soils under different conditions.
| | Heavy metal content (%) | Cement content (%) | Moisture content (%) | E (MPa) | | Carbonation (d) | Standard condition (d) | | 1 | 7 | 14 | 28 | 1 | 7 | 14 | 28 |
| | 0 | 5 | 17 | 356.5 | 711.6 | 327.7 | 382.3 | 279.2 | 434.7 | 537.1 | 775.3 | | 5 | 23 | 329.2 | 411.2 | 374.7 | 318.6 | 377.8 | 417.2 | 490.1 | 650.9 | | 10 | 17 | 975.6 | 2008.8 | 1159.1 | 1295.7 | 748.0 | 1547.5 | 2283.4 | 2547.4 | | 10 | 23 | 834.5 | 1093.9 | 948.2 | 969.5 | 500.7 | 1109.1 | 1306.3 | 1652.2 | | Pb0.1 | 5 | 17 | 200.7 | 452.4 | 360.0 | 210.3 | 102.0 | 337.7 | 344.1 | 474.7 | | 5 | 23 | 174.2 | 238.4 | 241.1 | 180.5 | 49.9 | 235.8 | 304.8 | 299.5 | | Pb1 | 5 | 17 | 168.6 | 165.2 | 141.3 | 149.5 | 113.3 | 107.2 | 106.5 | 91.5 | | 5 | 23 | 150.2 | 198.7 | 150.9 | 90.8 | 28.7 | 34.8 | 33.3 | 36.9 | | 10 | 17 | 190.5 | 239.0 | 202.1 | 159.1 | 128.4 | 149.5 | 223.3 | 546.2 | | 10 | 23 | 161.8 | 226.7 | 240.3 | 153.6 | 58.0 | 122.9 | 316.1 | 449.9 | | Zn1 | 10 | 23 | 134.5 | 105.1 | 105.5 | 101.0 | 23.9 | 29.4 | 20.5 | 23.2 | | Cu1 | 10 | 23 | 134.5 | 213.0 | 215.1 | 140.0 | 35.5 | 38.2 | 45.7 | 37.6 |
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