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1unit 3 4 Crushed Stone To

Crushed gravel or stone it results from crushing of gravel or hard stone.Partially crushed gravel or stone it is a product of the blending of the above two aggregate.According to size coarse aggregate is described as graded aggregate of its nominal size i.E.40 mm, 20 mm, 16 mm and 12.5 mm etc.For example a graded aggregate of nominal.