Page 36 - UNIT 3 - CONSTRUCTION OF FLEXIBLE PAVEMENT
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Civil Engineering Department | DCC3113 : Highway & Traffic Engineering
The preparation and varieties of materials used in flexible
Concept
pavement road surface
Premix - ADT >1000pcu
• Asphaltic concrete - graded aggregate and bitumen
• Bituminous Macadam - continuously graded aggregate, filler (Portland cement,
hydrated lime, fly ash, quarry dust)
Non premix - ADT <1000pcu
• Cold Fine asphalt - lime aggregate, medium to high penetrated cutback bitumen
• Dry sand mix - mixture of sand, clay, gravel < 1”
• Wet sand mix - mixture of sand, binder (SRO @ low viscosity cut back), filler Portland
cement @ hydrated lime)
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Prepared by : SITI ZURAIFA BINTI MD SAH, zuraifa@pmu.edu.my