This method covers the measurement of the resistance to plastic float of cylindrical specimens of bituminous paving combination loaded at the lateral surface by the marshall apparatus. this technique is for use with combinations containing asphalt cement, asphalt cutback or tar, and aggregate up to 25.4-mm (1-in.) most length.
2.four, and a pair of.five, a mechanically operated hammer may be used furnished it has been calibrated to present consequences comparable with the hand-operated hammer.
0.sixty seven to 0.seventy seven g/cm3 ( forty two to 48 lb/ft3).the timber submit shall be secured via 4 perspective brackets to a solid concrete slab. the metal cap will be firmly fastened to the submit. the pedestal assembly shall be set up in order that the publish is plumb and the cap is degree.
Specimen mould holder-mounted at the compaction pedestal so that it will center the compaction mildew over the center of the put up. it shall hold the compaction mould, collar, and base plate securely in function all through compaction of the specimen.
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