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

Travel Mode Choice Framework Incorporating Realistic Bike and Walk Routes

Joseph Broach
For a number of reasons (congestion, public health, greenhouse gas emissions, energy use, demographic shifts, and community livability to name a few) the importance of walking and bicycling as transportation options will likely continue to increase. Currently, policy interest and infrastructure funding for nonmotorized modes far outstrip our ability to model bike and walk travel. To ensure scarce resources are used efficiently, accurate models sensitive to key policy variables are needed ... Read More

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