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

Implementation of Active Living Policies by Transportation Agencies and Departments

Jennifer Dill
Deborah Howe
The built environment is an important factor in enabling people of all ages to be physically active on a daily basis whether for recreation or carrying out the tasks of everyday life. The extent to which a community has a system of well-maintained sidewalks and bike routes, safe means to cross busy roads, accessible and well-designed jogging paths, convenient and dependable public transit, and walking distance between homes, workplaces, schools and other common destinations, etc., defines th... Read More

Analysis of Travel Time Reliability for Freight Corridors Connecting the Pacific Northwest

Miguel Figliozzi
Due to its geographic location, Oregon's economy is highly dependent on reliable transportation. Recent studies indicate that projected growth in freight and passenger traffic will significantly increase congestion and travel time delays. Further, it is predicted that congestion may result in a potential income loss valued at $1.7 billion annually in value added generated in Oregon by 2025, and a loss of 16,000 ongoing jobs(ERDG, 2005, ERDG, 2007). Most supply chains cannot thrive wi... Read More