Research Article
Effects of Cement Treatment on Water Retention Behavior and Collapse Potential of Gypseous Soils: Experimental Investigation and Prediction Models
Table 8
Chosen values for the fitting curves parameters for pure G1 and G2 and the calculated results.
| | Pure G1 | Pure G2 |
| Chosen ratio of slopes in semilogarithmic coordinate system, RsL | 2.0 (1.2) | 2.0 (1.3) | Chosen distance in semilogarithmic coordinate system, DsL | 0.20 (0.2) | 0.20 (0.5) | Curve-fitting parameters for the boundary drying curve | — | — | bi | 37 | 36 | ci | 2 | 0.5 | di | 1.7 | 1.6 | Calculated curve-fitting parameters for the boundary wetting curve | — | — | bw | 4.112 | 4.151 | cw | 2 | 0.5 | dw | 0.85 | 0.8 |
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Note: D sLand R sL through trial-and-error. |