OXIDATION (Weathering)

Description: Oxidation (weathering) is the hardening and aging of the asphalt binder. The surface binder has worn away to expose coarse aggregate. This condition will normally be found on plant mix pavement. Weathering usually covers the entire surface.

Light: Condition is present on 10 to 25 percent of the section.

Moderate: Condition is present on 26 to 50 percent of the section.

Severe: Condition is present on greater than 50 percent of the section.

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