Projects | Virginia Transportation Research Council

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Field Performance of High RAP Mixtures

Investigators: Stacey D. Diefenderfer, Ph.D., P.E.

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Analysis of 2018-2024 Network Level Pavement Structural Testing with the TSD

Investigators: Samer Katicha, Gerardo Flintsch, Brian K. Diefenderfer, Ph.D., P.E.

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Updating VDOT’s Concrete Permeability Requirements

Investigators: Amir Behravan, Ph.D., P.E., Gabriel Arce, Ph.D., P.E., H. Celik Ozyildirim, Ph.D., P.E.

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Best Practices for Local Reviews of Industrial Developments

Investigators: Jessica Nothstine, Lance E. Dougald

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Development of an Evaluation and Acceptance Process for Traffic Count Devices

Investigators: Chien-Lun Lan, Ph.D., Mo Zhao, Ph.D., P.E.

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Estimation of the Benefits of Detour Trailblazing Signs on the I-81 Corridor in the Staunton Area

Investigators: Chien-Lun Lan, Ph.D., Mo Zhao, Ph.D., P.E.

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Long-Term Maintenance Needs and Costs of Green-Colored Pavement Markings and Flexible Post Delineators

Investigators: T. Donna Chen, Janna Brown, Peter B. Ohlms, AICP

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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.

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Exploration of Technical Developments and Data Sources that May Have Implications for Long-Range Transportation Planning in Virginia

Investigators: James S. Gillespie

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Last updated: June 15, 2026