Research Article

Hydraulic Conductivity of Compacted Laterite Treated with Iron Ore Tailings

Table 2

Physical properties of the laterite.

Soil propertiesValues

Percentage passing 75 µm sieve 49
Natural moisture content (%)5
Liquid limit (%)38
Plastic limit (%)22
Plasticity index (%)16
Linear shrinkage (%)12
Plasticity product143
Specific gravity2.4
AASHTO classificationA-6
ASTM classificationCL
Group index29
Silica-sesquioxide molar ratio of iron and aluminum1.21