Transcription of Emerson Aggregate Test - NSW Environment & …
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Emerson Aggregate Test - NSW Environment & …
Emerson Aggregate Test1 Department of Sustainable Natural ResourcesSOIL SURVEY STANDARD TEST METHODEMERSON Aggregate TESTABBREVIATED NAMEEATTEST NUMBERP9 TEST METHOD TYPEBVERSION NUMBER2 SCOPEThis test classifies the behaviour of soil aggregates, when immersed, on their coherence inwater. Testing is done only on soils with suitable aggregates. Sands and gravels are usuallyunsuitable for the method describes the procedure for the determination of the Emerson class number ofa soil. Soils are divided into seven classes on the basis of their coherence in water, with onefurther class being distinguished by the presence of calcium-rich APPARATUSE merson Aggregate Test2 250 mL beaker or similar container allowing a minimum depth of 30 mm of water. Spatula. Mixing bowl. Wash bottle containing deionised water. Test Select 3 air-dry aggregates, 5 10 mm Place 75 mL deionised water in the container. Place the 3 aggregates in the containerof water, spaced equally around the side. Do not stir or otherwise Record the time placed in the water.
Emerson Aggregate Test 2 • 250 mL beaker or similar container allowing a minimum depth of 30 mm of water. • Spatula. • Mixing bowl. • …
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