Current projects
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Evaluation of Thick Lift Asphalt Paving
Investigators: Gerardo Flintsch, Ph.D., Virginia Tech Transportation Institute, A. Kazuo Kuchiishi, Ph.D., Brian K. Diefenderfer, Ph.D., P.E.
Use and Worker Perceptions of Wearable Lighted Apparel
Investigators: Ronald Gibbons
Effect of Carbon-Negative Carbon Black on Concrete Properties
Investigators: Sanjeev Kumar, Ramesh Govindarajan, Gabriel Arce, Ph.D., P.E.
Identifying and Quantifying Microplastics Generated from the Roadway Environment: Method Development and Preliminary Field Monitoring
Investigators: James A. Smith, Nkosinobubelo Ndebele, Lewis N. Lloyd, P.E.
Implementation of Structural Data from Traffic Speed Deflection Devices
Investigators: Gerardo Flintsch, Ph.D., Brian K. Diefenderfer, Ph.D., P.E.
Last updated: June 15, 2026
