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hey napa

Hey NAPA is an innovative service offering NAPA members and industry stakeholders a faster and more efficient way to access the Association’s valuable content and technical documents on all aspects of asphalt pavement.

Tack Coats

Optimization of Tack Coat for HMA Placement (NCHRP)

Delta tc

Use of the Delta Tc Parameter to characterize asphalt binder Behavior

life cycle

Life Cycle Assessment of Asphalt Binder, 2019 Executive Summary

emulsified

Requirements for Anionic Emulsified Asphalts

rap

Recommendations When Dealing with RAP in Asphalt Mix Designs

rap

Successful Use of Reclaimed Asphalt Pavement in Asphalt Mixtures

rap

NAPA RAP Benefits for Pavement Owners

rap

Resource Responsible Use of Reclaimed Asphalt Pavement in Asphalt Mixtures

Speed

Speed of Construction
Quantifying Construction Costs

performance

Requirements for Performance-Graded Asphalt Binders