What is concrete slump?

Concrete slump is a measure of the consistency and workability of freshly mixed concrete. It is a standard test conducted on a sample of freshly mixed concrete to determine its fluidity and flow properties. The slump test involves filling a conical mold with freshly mixed concrete, compacting it, and then removing the mold to see how much the concrete slumps or settles.

The slump test is commonly used in the construction industry to ensure that the concrete being used is of the proper consistency for the specific application. The results of the slump test can help determine if additional water or other additives need to be added to the concrete mix to achieve the desired slump.

The slump of concrete can vary depending on factors such as the mix design, water content, temperature, and the presence of additives. Different types of concrete will have different slump requirements based on the specific application and requirements of the project.

Overall, the slump test is an important quality control measure for ensuring the proper workability and consistency of a concrete mix. It helps to ensure that the concrete will flow and compact properly during placement and achieve the desired strength and durability once it has hardened.