Experimental Study on Cracking Behaviour and Strength Properties of an Expansive Soil under Cyclic Wetting and Drying

Table 1

Geotechnical and physical properties of the test soil.

Property	Value/constituents
Natural moisture content in situ	22.35
Optimum water content	18.5
Liquid limit	41.69
Plastic limit	19.01
Maximum dry density	1.73
Saturated water content	32.0
Free swelling ratio	47.1
Shrinkage limit	4.5
Major clay minerals	Montmorillonite and kaolinite