30mm AC Overlay

Fine gap graded 7mm to 10mm nominal stone/mix. Typically use a C320 binder. Used generally in Urban areas only. Typically age (Ravelling) used as driving factor and/or local surface defects. This is a more expensive treatment and offers a smother surface for high and residental traffic and lowers noise in Urban areas and stops the sheer distresses from parked vehicles. When the segment has some but not high pavement defect or crocodile cracking defect presence. Also on Rural roads.