Asphalt Pavements
Current Projects and Activities
- Asphalt Pavement Recycling with Reclaimed Asphalt Pavement (RAP)
- Asphalt Mixture Performance Tester (AMPT)
- Expert Task Group on Asphalt Mixtures & Construction; Asphalt Binders; and Models Technology
- Mobile Asphalt Testing Trailer Program
- Recycling Team activities
- RD&T Recycling Information
- Warm Mix Asphalt Technologies and Research
- Crumb Rubber
- NIOSH Activities
Techbriefs
- Overview of Project Selection Guidelines for Cold In-place and Cold Central Plant Pavement Recycling,
FHWA-HIF-17-042 2018 - Implementation of Remaining Service Interval Concept,
FHWA-HRT-16-066 2016 - Testing for Fatigue Cracking in the Asphalt Mixture Performance Tester,
FHWA-HIF-16-027 2016 - Tech Brief: Tack Coat Best Practices,
FHWA-HIF-16-017 2016 - Determination of In-Place Elastic Layer Modulus: LTPP Backcalculation Methodology and Procedures,
FHWA-HRT-15-037 2015 - TechBrief: Porous Asphalt Pavements with Stone Reservoirs,
FHWA-HIF-15-009 2015 - TechBrief: The Use of Recycled Tire Rubber to Modify Asphalt Binder and Mixtures,
FHWA-HIF-14-015 2014 - Asphalt Material Characterization for AASHTOWare® Pavement ME Design Using an Asphalt Mixture Performance Tester (AMPT),
FHWA-HIF-13-060 2013 - TechBrief: Asphalt Mixture Performance Tester (AMPT),
FHWA-HIF-13-005 2013 - Construction Quality Assurance for Design-Build Highway Projects,
FHWA-HRT-12-039 2012 - TechBrief: An Alternative Asphalt Binder, Sulfur-Extended Asphalt (SEA),
FHWA-HIF-12-037 2012 - The Use and Performance of Asphalt Binder Modified with Polyphosphoric Acid (PPA),
FHWA-HIF-12-030 2012 - Techbrief: Independent Assurance Program,
FHWA-HIF-12-001 2012 - The Multiple Stress Creep Recovery (MSCR) Procedure,
FHWA-HIF-11-038 2011 - A Review of Aggregate and Asphalt Mixture Specific Gravity Measurements and Their Impacts on Asphalt Mix Design Properties and Mix Acceptance,
FHWA-HIF-11-033 2011 - Superpave Gyratory Compactors,
FHWA-HIF-11-032 2011 - Superpave Mix Design and Gyratory Compaction Levels,
FHWA-HIF-11-031 2011 - TechBrief: Intelligent Compaction for Asphalt Materials,
2010 - TechBrief: Phosphoric Acid as an Asphalt Modifier Guidelines for Use: Acid Type,
FHWA-HRT-08-061 2008 - TechBrief: Comparison of Rehabilitation Strategies for AC Pavements,
FHWA-RD-00-166 2000 - TechBrief: Performance Trends of Rehabilitation AC Pavements,
FHWA-RD-00-165 2000 - TechBrief: Roughness Trends of Flexible Pavements,
FHWA-RD-98-132 1998 - TechBrief: Improved Guidance for Users of the 1993 AASHTO Flexible Pavement Design Procedures,
FHWA-RD-97-091 1997
Publications
- The Asphalt Binder Oxidative Aging Chemo-Mechanical Model,
FHWA-HRT-15-052 2018 - FHWA Division Office Survey on State Highway Agency Usage of Reclaimed Asphalt Shingles: Quantities, Trends, Requirements, and Direction - Results from May 2017,
FHWA-HIF-18-009 2018 - Overview of Project Selection Guidelines for Cold In-place and Cold Central Plant Pavement Recycling,
FHWA-HIF-17-042 2018 - Automated High-Performance Liquid Chromatography Saturate, Aromatic, Resin, And Asphaltene Separation,
FHWA-HRT-15-055 2016 - Application and Validation of Remaining Service Interval Framework for Pavements,
FHWA-HRT-16-053 2016
NHI Training
- 131064 Introduction to Mechanistic Design for New and Rehabilitated Pavements
- 131063 Hot Mix Asphalt Pavement Evaluation and Rehabilitation
- 131032 Hot-Mix Asphalt Construction
- 131050 Asphalt Pavement Recycling Technologies
- 131053 - Superpave Fundamentals (not currently offered)
Other Training
- Asphalt Training
- Basics of Durable Asphalt Pavements - National Asphalt Pavement Association webinar (.avi, 215 mb)
Asphalt Team Oversees Cost Effective Solutions
Our staff works with Expert Task Groups (the ETGs)-which include representatives of the States, industry, and universities-to discuss ongoing national asphalt projects that are funded directly by the FHWA or through the National Cooperative Highway Research Program (NCHRP).