Research Article
Research on Wetting-Drying Cycles’ Effect on the Physical and Mechanical Properties of Expansive Soil Improved by OTAC-KCl
Table 1
Physical properties of expansive soil.
| Dry density | Free swell ratio (%) | Natural water content (%) | Liquid limit (%) | Plastic limit (%) | Specific gravity |
| 1.53 | 55.0 | 20.2 | 54.0 | 25.0 | 2.74 |
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