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Current Projects and Activities 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

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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).

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Asphalt Pavements - Pavements - FHWA - Home | Federal ...