AS 1141.30.2:2022 PDF
AS 1141.30.2:2022 sets out the method for preparing reference specimens that represent each of the visually distinguishable rock types present in a quarried source for use in AS 1141.30.1.
AS 1141.30.2:2022 PDF
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Methods for sampling and testing aggregates, Method 30.2: Preparation of aggregate reference specimens for visual comparison
Standards Australia , 09/23/2022
