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TREC research addresses complex transportation problems by drawing on multiple disciplines, including engineering, planning, economics and design, from across the Portland State University campus. 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

Survey of Oregon Electric Vehicle & Hybrid Owners

John MacArthur
The market for electric vehicles (EVs) is changing dramatically in the United States. Federal and state policies have been adopted to promote research and development in EV technology and to increase the number of EVs available in order to support increasing rates of EV ownership. The state of Oregon has one of the highest per-capita EV sales markets in the country. However, much is to be done if Oregon is to reach their ambitious goal of complete electrification of the private automobile ind... Read More

Road User Understanding of Bicycle Signal Faces on Traffic Signals

Christopher Monsere
Sirisha Kothuri
The latest report from the National Cooperative Highway Research Program (NCHRP), “Road User Understanding of Bicycle Signal Faces on Traffic Signals” (20-07/Task 420), zeroes in on some key gaps in research and practice around road users' comprehension of bicycle-specific traffic signal faces. Led by Chris Monsere and Sirisha Kothuri of Portland State University, the research team included members from Oregon State University and Toole Design Group. The research team reviewed the current ... Read More