Dr. Jonathan Regehr, P.Eng.

Area

Transportation engineering.

Expertise

Transportation information systems, freight transportation, railway engineering, traffic engineering, road safety.

Research description

Dr. Regehr regularly collaborates with government agencies, industry professionals, academic researchers, and other partners. His broad experience, applied research background, and data-driven approach are crucial in providing relevant, practical solutions to federal, provincial, and industry stakeholders.

Dr. Jonathan D. Regehr, P.Eng. is an Associate Professor and Associate Head (Undergraduate) in the Department of Civil Engineering at the University of Manitoba. His research experience involves transportation information systems and analysis, freight transportation, railway engineering, traffic engineering, and road safety. He is Co-Director of the Urban Mobility and Transportation Informatics Group (UMTIG) at the University of Manitoba. Working with federal, provincial, municipal, and private sector partners, Dr. Regehr’s research contributes to advancements in transportation engineering practice and policymaking in Canada and internationally. Dr. Regehr currently serves on the Executive Boards of the International Society for Weigh-in-Motion and the Heavy Vehicle Transport and Technology Forum. He Chairs the Education Committee of the Transportation Association of Canada and is former Chair of the Transportation Research Board Committee on Highway Traffic Monitoring.

Recent journal publications:
1. Moshiri, M., Montufar, J., & Regehr, J. D. (2022). A decision support tool for accommodating right-turning trucks at urban intersections in walkable communities. Journal of Transportation Engineering, Part A: Systems. https://ascelibrary.org/doi/10.1061/JTEPBS.0000702
2. Wood, S. & Regehr, J. D. (2022). Hierarchical methodology to evaluate the quality of disparate axle load data sources for pavement design. Journal of Traffic and Transportation Engineering (English Edition). doi: 10.1016/j.jtte.2021.02.005
3. Ghaffari Dolama, M. & Regehr, J. D. (2022). Review of road user mobility impacts and criteria for prioritizing highway-rail grade crossings for grade separation. Transport Reviews. doi: 10.1080/01441647.2022.2038716
4. Pushka, A., Regehr, J. D., Fiorillo, G., Mufti, A., & Algohi, B. (2021). Reliability analysis of typical highway bridges in Manitoba designed to the Modified HSS-25 live load model. Canadian Journal of Civil Engineering. doi: 10.1139/cjce-2021-0031
5. Pushka, A., Regehr, J. D., Mufti, A., Algohi, B., & Fiorillo, G. (2021). Evolution of bridge live load models: The case of Manitoba, Canada. Canadian Journal of Civil Engineering. doi: 10.1139/cjce-2020-0573
6. Ominski, A., Paramita, P., & Regehr, J. D. (2021). Development and attribution of a linear referencing system for managing and disseminating traffic volume data on rural highway networks. Canadian Geographer. https://doi.org/10.1111/cag.12707
7. Grande, G., Lesniak, M., Tardif, L-P., & Regehr, J. D. (2021). Exploring vehicle probe data as a resource to enhance network-wide traffic volume estimates. Canadian Journal of Civil Engineering. https://doi.org/10.1139/cjce-2020-0656
8. Grande, G., Paramita, P., & Regehr, J. D. (2021). Data-driven method to reduce error associated with assigning short duration counts to traffic pattern groups. Transportation Research Record: Journal of the Transportation Research Board. https://doi.org/10.1177/03611981211001831 (nominated for the Outstanding Paper Award from the Transportation Research Board Committee on Highway Traffic Monitoring).
9. Pushka, A. & Regehr, J. D. (2021). Retrospective longitudinal study of the impact of truck weight regulatory changes on operating gross vehicle weights. Transportation Research Record: Journal of the Transportation Research Board, 2675(8). https://doi.org/10.1177/0361198121995502
10. Vanderwees, J., Lasisi, A., Bachinsky, G., Handal, T., & Regehr, J. D. (2021). An algorithm to estimate the lateral position of wheel-rail contact and corresponding rail profile radius. Journal of Transportation Engineering, Part A: Systems, 147(3). doi: 10.1061/JTEPBS.0000497
11. Paramita, P., Fast, M., Grande, G., & Regehr, J. D. (2020). Decision support tool to evaluate options for implementing a short-duration vehicle classification count program. Canadian Journal of Civil Engineering. doi: 10.1139/cjce-2019-0728
12. Grande, G., Rempel, G., & Regehr, J. D. (2020). Impacts of road and rail temporal traffic variations on grade crossing exposure, design, and regulation in Manitoba. Transportation Engineering. doi: 10.1016/j.treng.2020.100021
13. Ghaffari Dolama, M., Cowe Falls, L., & Regehr, J. D. (2020). Probabilistic methodology to quantify user delay costs for urban arterial work zones. Journal of Transportation Engineering, Part A: Systems, 146(9). doi: 10.1061/JTEPBS.0000424
14. Regehr, J. D., Maranchuk, K., Vanderwees, J., & Hernandez, S. (2020). Gaussian mixture model to characterize payload distributions for predominant truck configurations and body types. Journal of Transportation Engineering, Part B: Pavements, 146(2). doi: 10.1061/JPEODX.0000174