The Influences of Sand Content and Particle Size on the Desiccation Cracks of Compacted Expansive Soil

Figure 6

Variation of the crack ratio over water content of soil samples under the effect of different sand contents and particle sizes: (a) the effect of different sand contents on crack ratio; (b) the effect of sands with different particle sizes on crack ratio; (c) the final state of surface cracks.

(a)

(b)

(c)