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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.

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Tack Coats

Optimization of Tack Coat for HMA Placement (NCHRP)

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DELTA Tc

Use of the Delta Tc Parameter to characterize asphalt binder Behavior

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Life Cycle

Life Cycle Assessment of Asphalt Binder, 2019 Executive Summary

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Emulsified

Requirements for Anionic Emulsified Asphalts

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RAP

Recommendations When Dealing with RAP in Asphalt Mix Designs

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RAP

Successful Use of Reclaimed Asphalt Pavement in Asphalt Mixtures

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RAP

NAPA RAP Benefits for Pavement Owners

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RAP

Resource Responsible Use of Reclaimed Asphalt Pavement in Asphalt Mixtures

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Speed

Speed of Construction
Quantifying Construction Costs

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Performance

Requirements for Performance-Graded Asphalt Binders

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