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Soil Classification in Excavation for Measurement and PaymentAll materials to be excavated is classified into one of the following classes and is paid for at the rate for that particular class of material. No distinction is made whether the material is dry, moist or wet. Any earthwork is classified under any of the following categories; in accordance with IS-1200 – part-I.
a) Ordinary soilsThese includes all kinds of soils containing kankar, sand, silt, hard and soft murrum and/or shingle, gravel, clay, loam, peat, ash, shale, etc., which can generally be excavated by spade, pick axes and shovel, and which is not classified under "soft and decomposed" and "hard rock" defined below. This also includes embedded rock, rubble not longer than 500 mm in one direction and not more than 300 mm in the other two directions. Removal of such ordinary soils by mechanical excavators, shovels, draglines etc. is payable at the rate for 'Ordinary soils'.