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GPS/GNSS Soil Survey Construction Testing

FLAKINESS & ELONGATION GAUGE

The flakiness and elongation of aggregates can affect the workability of a concrete mix and its long term durability. In bitumenous mixture, aggregate flakiness affects the quality of compaction by rolling

STANDARD: BS 812

Aggregate particles are considered elongated when there is more than 1.8 of their nominal size.

STANDARD: BS 812

Used to determine if aggregate particles are to be considered flaky, i.e. their thickness is less than 0.6 of their nominal size.

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