Lab Test Format - Determination of Aggregates Impact Value

Dnyan Deshmukh

Staff member
Determination of Aggregates Impact Value
This test is done as per IS 2386 Part 4
The aggregate impact value gives a relative measure of the resistance of an aggregate to sudden shock or impact, which in some aggregates differs from Its resistance to a slow compressive load.
The ratio of the weight of fines formed to the total sample weight in each test shall be expressed as a percentage, the result being recorded to the first decimal place.

The format for recording the results of aggregates impact value as per IS 2386 part 4 is attached herewith.


  • C4M Aggregate Impact Value.xlsx
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