Answer Posted / er. vaseem ahamad
Slump test is required to know work ability of concrete.For different purposes of concrete slump should be also different.According to reinforcement design and depth or height of structure slump should be different.
Slump test apparatus is cylindrical mould which height is 300 mm,upper dia is 100 mm and base dia is 200 mm.After fixing by nut bolt above bade plate we fill concrete in four layers and compacting by 16 mm dia and 600 mm long teppered steel rod by 25 stroke in each layer.
By this test we can maintain water cement ratio of concrete.
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