SANAS T1018
Public test guide
Checks the consistency and workability of fresh concrete before or during placement.
Plain-language explanation
The project specification controls the exact method and acceptance requirement.
Fresh concrete is placed and compacted in a standard cone. The cone is lifted and the vertical drop of the concrete is measured.
Fresh concrete sample, standard slump cone, base plate, tamping rod, scoop and ruler.
Slump in millimetres and the observed shape of the concrete after the cone is removed.
Confirms whether fresh concrete has the specified consistency and helps identify unexpected changes between batches.
Typical test sequence
Dampen and secure the cone on the base
Fill and compact it in the specified layers
Lift vertically and measure the concrete’s slump
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