Research Article
A Study on the Durability of Dispersive Soils Improved by Alum in Western Jilin Province of China
| | The number of freeze-thaw cycles | Without alum | Dispersion identification | With alum | Dispersion identification | | Water turbidity | End pinhole diameter (mm) | Water turbidity | End pinhole diameter (mm) |
| | 0 | Turbid | 1.8 | Dispersive | Clear | 1.0 | Nondispersive | | 1 | Turbid | 1.6 | Dispersive | Clear | 1.0 | Nondispersive | | 3 | Very cloudy | 2.0 | Highly dispersive | Clear | 1.0 | Nondispersive | | 5 | Turbid | 1.7 | Dispersive | Clear | 1.0 | Nondispersive | | 7 | Very cloudy | 2.0 | Highly dispersive | Clear | 1.0 | Nondispersive | | 9 | Very cloudy | 2.0 | Highly dispersive | Clear | 1.0 | Nondispersive | | 10 | Very cloudy | 2.0 | Highly dispersive | Clear | 1.0 | Nondispersive | | 15 | Very cloudy | 2.0 | Highly dispersive | Clear | 1.0 | Nondispersive | | 20 | Very cloudy | 2.0 | Highly dispersive | Clear | 1.0 | Nondispersive |
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