Cohesion of Soils

Cohesion of Soils Cohesion of soils is the internal molecular attraction which resists the rupture or shear of a material. Cohesion is derived in fine...

Plastic Limit of Soil

Plastic Limit of Soil The plastic limit signifies the percentage of moisture at which the soil changes, with decreasing wetness, from a plastic to a...

North Dakota Cone Test

North Dakota Cone Test North Dakota Cone Test is a cone penetration test similar to the California Bearing Ratio (C.B.R.) test developed by the North...

Density of Soils

Density of Soils The density or true weight of a soil is equal to the specific gravity of the solid materials x 1000 (weight or...

California Bearing Ratio (CBR) Test on Soils

California Bearing Ratio (CBR) Test on Soils California Bearing Ratio (C.B.R.) Test which is an ad hoc penetration test developed by the California State Highways...

Angle of Internal Friction of Soils

Angle of Internal Friction of Soils The resistance in sliding of grain particles of a soil mass depends upon the angle of internal friction. It...

Unconfined Compression Test of Soils Procedure

Unconfined Compression Test of Soils Procedure Unconfined Compression Test is similar to a compression test performed on concrete cylinders and is made by applying an...

Test for Sand – Fine Aggregate

Test for Sand - Fine Aggregate The required test for sand are as follows, 1. Take a glass of water and add some quantity of sand...

Specific Gravity of Soil

Specific Gravity of Soil The specific gravity of soil particles is defined as the ratio of their density to that of water. The specific gravity...

Permeability of Soils

Permeability of Soils Permeability of a soils is the rate at which water flows through it under the action of (unit) hydraulic gradient. The passage...