Variability of Bimodal Soil-Water Characteristic Curves under Different Confining Pressures

Table 1

Basic properties of 50% Ottawa sand and 50% kaolin.

Index properties	50% sand-50% kaolin
Specific gravity, Gs	2.59
Plastic limit, PL (%)	27
Liquid limit, LL (%)	47
Plasticity index, PI (%)	20
Void ratio, e	0.48
Dry density, ρd (Mg/m^3)	1.65
Water content, w (%)	11
Sand (%)	50.0
Silt (%)	43.7
Clay (%)	6.3
Soil classification according to USCS	SM