This Standard sets out a method for determining the coefficient of permeability for the flow of water through a remoulded specimen under the influence of a falling head of water. The method is suitable for soils with coefficient of permeability of about 10−7 to 10−9 metres per second.
AS 1289.6.7.2-2001
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Methods of testing soils for engineering purposes, Method 6.7.2: Soil strength and consolidation tests – Determination of permeability of a soil – Falling head method for a remoulded specimen