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AS 1289.3.8.1:2017
Methods of testing soils for engineering purposes - Soil classification tests - Dispersion - Determination of Emerson class number of a soil (FOREIGN STANDARD)
Sets out the method for determining the Emerson class number of a soil. Soils are divided into seven classes on the basis of their coherence in water, with one further class being distinguished by the presence of calcium-rich minerals.
Standards Australia [sai]