Test | Subgrade soil | Base course |
Natural moisture content, % Liquid Limit, % Plastic Limit, % Specific Gravity, gm/cm3 Loose density, gm/cm3 Maximum dry density, gm/cm3 Optimum moisture content, % AASHTO classification group Unified classification group | 7.0 54.0 40.0 2.68 1.33 1.665 16.0 A-7-5 MH | 1.30 19.0 13.6 2.65 1.70 2.12 7.13 A-2-4 GP |