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Polished Aggregate

The liquid asphalt has been worn away from the pavement surface by traffic, and the surface aggregate has lost macrotexture, having been smoothed and rounded.

Causes

Soft aggregate
Heavy traffic

Solutions - Cures

Road Science^™ Solutions

MicroTekk^™ Flexible Micro-Surfacing
BondTekk^™ Bonded Pavement Technologies
Encore^® Hot In Place Recycling
RoadArmor^® High Performance Chip Seal

Solutions - Prevention

Timely preventive maintenance with one of the cures listed.
Use of a polish resistant aggregate and a polymer modified liquid asphalt binder in the surface course will give the most polish resistant surface.