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.