A Study on the Durability of Dispersive Soils Improved by Alum in Western Jilin Province of China

Figure 11

Results of the crumb test of different freeze-thaw cycles with 2.5% alum: (a) 0, (b) 1 time, (c) 3 times, (d) 5 times, (e) 7 times, (f) 9 times, (g) 10 times, (h) 15 times, and (i) 20 times.

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(b)

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(e)

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(i)