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Technical White Papers
WRI studies asphalt pavement materials from nano scale to field scale. 
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The Transportation Technology conducts fundamental research for the Federal Highway Administration under contract DTFH61-07-D-00005 “Fundamental Properties of Asphalts and Modified Asphalts, III”.  Technical white papers for this contract are available below.

Technical White Paper FP01: Automated HPLC SAR-AD Separation

Technical White Paper FP02: Analytical Method to Measure Water in Asphalt 

Technical White Paper FP03: The Limit of Detection (LOD) Method: an FTIR Screening Tool for Evaluating Solvent Remaining after Extraction 

Technical White Paper FP05: Asphalt Film Aging Model 

Technical White Paper FP06: Chemo-Mechanical Software

Technical White Paper FP07: Impact of Water on Aging 

Technical White Paper FP08: Determining the Low Temperature Rheological Properties of Asphalt Binder Using a Dynamic Shear Rheometer (DSR) 

Technical White Paper FP09: Asphalt Pavement – Micro-sampling and Micro-extraction Methods 

Technical White Paper FP10-11: Aging Master Curve and Aging Rate Model 

Technical White Paper FP13: Characterization of the Effects of Wax (Sasobit®) on Asphalt Binder 

Technical White Paper FP14: The Universal Simple Aging Test (USAT) and Low Temperature Performance Grading Using Small Plate Dynamic Shear Rheometry: An Alternative to Standard RTFO, PAV, and BBR for HMA and WMA 

Technical White Paper FP15: Aging Characteristics of RAP Binders―What Types of RAP Binders Suitable for Multiple Recycling? 

Technical White Paper FP16: Rejuvenator for Enhancing RAP Application and Improving Material Compatibility 

Technical White Paper FP17: Analytical Methods to Characterize Recycled Shingle Binders (RAS) and to Determine whether High Recycled Shingle Content is Suitable for Hot Mix Asphalt (HMA) 

Technical White Paper FP18: Emulsions: Recovery, Aging, and Rheological Testing 

Technical White Paper FP19-21: Laboratory and Field Asphalt Binder Aging: Chemical Changes and Influence on Asphalt Binder Embrittlement 

Technical White Paper FP22: Adaptation of Existing Analytical Scale Size Exclusion Chromatography Methods

Technical White Paper FP23: Rheological Interconversions


Contact :
Thomas F. Turner
Asphalt and Petroleum Technologies

(307) 721-2415
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