TREC’s broad research program addresses complex transportation problems by drawing on multiple disciplines, including engineering, planning, economics and design, from across the Portland State University campus. Browse the featured projects below or use the search box at right to search for a specific project. NOTE: If you're looking for projects from our partner campuses, use the NITC research search.

Research Highlights

Development of a Model to Predict and Mitigate Environmental and Public Health Impacts of Traffic Flows and Traffic Management Policies in Urban Transportation Microenvironments

Linda George
Christopher Monsere , Miguel Figliozzi
Urban residents spend a considerable amount of time in transportation microenvironments as pedestrians, bicyclists, public transit users, residents and workers situated along roadways, and automobile commuters. Within these microenvironments, vehicles powered by carbon-based fuels (e.g., gasoline, diesel) have a negative impact on air quality. Vehicular exhaust is the source of a multitude of air contaminants, including particulate matter (PM). Particulate matter of concern ranges in size fro... Read More

Addressing Homeless Encampments on Public Right-of-Way: A Knowledge Transfer Project

Andree Tremoulet
This knowledge transfer project will provide practical information about how to address homeless encampments on public right of way to transportation professionals, including Federal Highway Administration officials nationally, Oregon public works directors, transportation educators and students. Prior research has shown that homelessness on public right-of-way is a widespread but unrecognized problem among transportation agencies. Two online surveys, conducted as part of a 2011-12 OTREC g... Read More