GDT 24A Georgia Department of Transportation
Use this method to determine the relation between the moisture content and the density of soils, soil/ aggregate, or crusher-run mixtures containing more than 45 percent retained on the No. 10 (2 mm) sieve. The mixture is compacted in a mold of a given size with a 5.5 lb (2.5 kg) rammer dropped from a height of 12 in (305 mm).
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