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Top Terms > Facilities > Transportation, hydraulic and utility facilities > Highway facilities > Roads > Parts of roads > Pavements > Pavement components > Pavement layers > Surface course (Pavements) > Wearing course (Pavements)

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Wearing course (Pavements) (Pmrcpppmbw)

Definition
An overlay or sacrificial layer of the structural deck to protect the structural deck against wear, road salts, and environmental effects. The overlay may include waterproofing. (Source: AASHTO Glossary)
Broader Term
Surface course (Pavements) (Pmrcpppmb)
Related Terms (Hierarchical)
Binder course (Pmrcpppmbb)
Friction course (Pmrcpppmbf)
Overlays (Pavements) (Pmrcpppmbp)
Seal coats (Pmrcpppmbs)
Surface course irregularities (Pmrcpppmby)