IS 2720-4 (1985): Methods of test for soils, Part 4: Grain size …
3. FIEVE ANALYSIS OF SOILS FRACTION RETAINED ON 4.75 mm IS SIEVE (DRY METHOD ) 3.1 Apparatus 3.1.1 Balance weighed. - sensitive to 0.1 percent of the weight sample be 3.1.2 Sieves - IOO-mm IS Sieve, 75-mm IS Sieve, 19-mm IS Sieve and J-75-mm IS Sieve conforming to the ' 4 : 460 ( Part 1 )- 1978t.
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