NZS 4407:2015
Methods of sampling and testing road aggregates
Standards New Zealand
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Sections
- 1Preliminary and General
- 2Methods of Sampling Road Aggregates
- 3Methods of Testing Road Aggregates – Laboratory Tests
- 4Methods of Testing Road Aggregates – Field Tests
- 1Maximum mass of material to be retained on each test sieve at the completionof sieving
- 2Recommended balance capacity and accuracy
- 3Absolute density of water (t/m3) over temperature range 5°C – 30°C
- 4Size of field samples
- 5Test sample size
- 6Size of test sample for sieving
- 7Cleanness values (CV) for 0 to 400 mm height readings (H20)
- 8Test conditions for various aggregate sizes
- 9Weathering quality index
- 10Gradings of test specimen
- 11Minimum masses of aggregate
- 1Diagram of a suitable sample divider (riffle)
- 2Cone penetration apparatus
- 3Rolled threads of soil for plastic limit tests
- 4Illustration of the drop test for determining the end point of methyleneblue titration
- 5Sand equivalent apparatus
- 6Motorised sand equivalent shaker
- 7Pycnometer with glass plate and rubber stopper
- 8Example equipment arrangements for the measurement of densityby immersion in water
- 9Example chart for plotting particle size distribution
- 10Apparatus for determining crushing resistance of coarse aggregate
- 11Weathering quality index
- 12Los Angeles machine
- 13ALD gauge
- 14AGD trough
- 15Correct placement of aggregate particles in AGD trough
- 16Mould for CBR determination
- 17CBR swell test apparatus
- 18Typical force-penetration curves
- 19Pouring cylinder, digging tray, and calibrating container
- 1Determination of water content
- 2Determination of the cone penetration limit, plastic limit, and plasticity index
- 3Determination of clay index
- 4Determination of sand equivalent
- 5Determination of solid density of aggregate particles – pycnometer method
- 6Determination of solid density of aggregate particles – immersion in water
- 7Determination of the particle size distribution – wet sieve method
- 8Determination of particle size distribution – dry sieve method
- 9Determination of weathering quality index of coarse aggregate
- 10Detemination of the abrasion resistance by use of Los Angeles machine
- 11Determination of the size and shape of sealing chips
- 12Determination of the broken faces of aggregate
- 13Determination of the California bearing ratio (CBR) – remoulded specimens
- 14Determination of the density of compacted a ggregate sandreplacement method