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Relationship between plasticity degree of general soil and liquid limit clay content.
| Plasticity of soil | No plasticity | Low plasticity | Mesoplastic | High plasticity |
|---|---|---|---|---|
| By plasticity index IP | <3 | 3 ~ 10 | 10 ~ 17 | >17 |
| By liquid limit ωL(%) | <20 | 20 ~ 30 | 30 ~ 40 | >40 |
| By clay content (%) | <6 | 6 ~ 15 | 15 ~ 30 | >30 |
