Past Projects

  • Effects of Nanotac Additive on Bond Strength and Moisture Resistance
    of Tack Coats
  • Design, Construction and Performance of Sulfur-Modified Mix in the
    WMA Certification Program at the NCAT Pavement Test Track
  • Moisture Resistance of Sulfur-Modified Warm Mix
  • Evaluation of WMA in Walla Walla, Washington
  • Synthesis of the Effect of Pavement Properties on Tire Rolling Resistance
  • Three-Year Evaluation of Colorado DOT WMA Experimental
    Feature on I-70 in Silverthorne,  Colorado
  • Evaluation of SMA Mixture with iBind and Fibers
  • Airfield Asphalt Pavement Technology Program (AAPTP) webinars
  • Refinement and Validation of Mix Design Criteria for 4.75 mm
    Superpave Mixtures
  • Evaluation of Gencor Green Machine
  • Procedure for Determining Mixing and Compaction Temperatures of
    Asphalt Binders in Hot-Mix Asphalt
  • Coordination of Four Regional MEPDG User Groups
  • Warm-Mix Asphalt Field Study (Alabama DOT)
  • Design for Constructing Reflective Asphalt Surface Lot Pavements
  • Stripping in HMA Mixtures
  • A Study of In-Place Rutting of Asphalt Pavements
  • Design of Large Stone Asphalt Mixes to Minimize Rutting
  • Evaluation of Bituminous Pavements for High Pressure Truck Tires
  • Comparison of Laboratory and Field Density of Asphalt Mixtures
  • Evaluation of Asphalt Absorption by Mineral Aggregates
  • Evaluation of Pavement Bleeding on I-55 in Illinois
  • Moisture Susceptibility of HMA Mixes: Identification of Problem and Recommended Solutions
  • Improved Rice Method for Determining Theoretical Maximum Specific Gravity of Asphalt Paving Mixtures
  • Evaluation of Particle Shape and Texture of Mineral Aggregates and Their Blends
  • A National Study of Rutting in Hot Mix Asphalt (HMA) Pavements
  • Effect of Aggregate Gradation on Measured Asphalt Content
  • Experience with Stone Mastic Asphalt in the United States
  • Evaluation of Laboratory Properties of SMA Mixtures
  • Evaluation of Longitudinal Joint Construction Techniques for Asphalt Pavements
  • Design of Stone Matrix Asphalt (SMA) Mixtures (NCHRP 9-8)
  • SMA Performance Review (FHWA Project)
  • Aggregate Tests Related to HMA Performance (NCHRP 4-19)
  • Asphalt Content by Ignition
  • Longitudinal Joint Construction Techniques
  • Asphalt Binder Testing with SUPERPAVE Test Procedures
  • Hot Recycling of HMA with SUPERPAVE Technology
  • Baghouse Fines Study
  • Study to Improve HMA Mixes
  • Polymer Modified Asphalt Binders
  • Refinement of Superpave Gyratory Compactor (NCHRP 9-9)
  • Segregation of Hot Mix Asphalt (NCHRP 9-11)
  • Design of New-Generation Open-Graded Friction Course
  • Warm Asphalt Mixer
  • Automation and Real Time Testing
  • NCHRP 9-9(1)
  • NCHRP 9-27
  • Accelerated Laboratory Rut Tests: Asphalt Pavement Analyzer (NCHRP 9-17)
  • Workability of HMA Mixes
  • Field Permeability of HMA Pavements