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AS 1141.19:2018 pdf free.Methods for sampling and testing aggregates Method 19: Fine particle size distribution in road materials by sieving and decantation. NOTE 1 Complete dispersion in the initial pours is not essential, provided that continual dilution with ammonia is carried out. The addition of ammonia and stirring will in most cases complete dispersion eventually. With heavy clays, the first...

AS 1141.54:2018 pdf free.Methods for sampling and testing aggregates Method 54: Foreign material in crushed recycled concrete for use in pavements. 4 TYPES OF FOREIGN MATERIAL Foreign material is categorized as follows: (a) Type I or high density material such as asphalt, breccia, brick, ceramics glass, metal, sandstone, shale or slag (not blast furnace slag). (b) Type II or lowdensity...

AS 1141.42:2017 pdf free.Methods for sampling and testing aggregates Method 42: Pendulum friction test. 5.2 Conditioning new rubber sliders Condition two new rubber sliders on the day of the test as follows: NOTE: Two sliders are used in a test run to even out the effects of wear on a slider during a run and to facilitate differentiation between a...