Concrete (slump test)
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Concrete (slump test)

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    Concrete (slump test) Concrete (slump test) Presentation Transcript

    • Slump test
    • Pearce can provide concrete in various slumpranges, depending on strength and workabilityneeds. Ideal slump is in the 4-6" range. Theslump test must be performed within 2 1/2minutes after obtaining the composite sample.
    • Slump test Each layer is rodded 25 times toTechnician begins to fill mold in settle the concrete, before the nextthree equal layers. layer is added.
    • Slump testFull mold is ready to be Technician must pull mold off within 3-7pulled off to measure slump. seconds for accurate test, per ASTM standards.
    • Slump testPartial mix being revealed by Full concrete mix nowremoval of mold. ready for measurement.
    • Slump test This mix shows an ideal slump of around 4.5" measured to the displaced center of the top surface of concrete.