Table 1 Basic physical property indexes of expanded soil.

From: Mechanical and microscopic characterization of expansive soils modified by water-soluble polymers

Property

Value

Unit

Natural moisture content

22.04

%

Optimum moisture content

20.3

%

Maximum dry density

1.76

g/cm³

Liquid limit

42.54

%

Plastic limit

11.09

%

Plasticity index

31.45

 

Free swell index

43.1

%