Tuesday, 24 July 2018

Particle Size Classification System Of Soil

Particle size classification of soil

In this system, soils are classified according to their grain size. Terms such as gravel,sand,silt and clay are used to indicate grain sizes. The following systems are commonly used to classify soil according to their grain size.

1.U.S Bureau of soil and Public Road Administration (PRA) System.

2.International Soil Classification.
3.MIT Classification.
4.IS Classification.

IS Classification

The IS classification system (IS: 1498-1970) first developed in 1959 and revised in 1970. This system has been derived from unified soil classification system.In this system soils are classified as follows: 
I.S Classification (I.S: 1498-1970)

MIT Classification

 The MIT classification system was proposed by Pro. Gilboy of U.S.A .In this system soil are classified as follows: 
M.I.T Classification

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Particle Size Classification System Of Soil