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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.

Research Highlights

Preliminary Analysis of Speed Limit Changes in Eastern Oregon

Christopher Monsere Sirisha Kothuri
This report is the third in a series of reports examining issues in Oregon related to changes in posted speed limits. In 2004, a comprehensive report, “Impacts and Issues Related to Proposed Changes in Oregon’s Interstate Speed Limits1 ,” was prepared. An update to the most important literature in the report was updated in 2017’s “Update to Issues Report for Interstate Speed Changes2 .” Readers are referred to these reports for a review of the scientific literature related to changing speed… Read More

Tools and resources for gateway communities

Danya Rumore Philip Stoker
For the last five years, our team has been studying the planning and development challenges of small towns and cities near national parks, public lands, and other natural amenities. Our prior and ongoing NITC funded research shows that these “gateway communities”–which comprise a significant portion of the rural West, constituting about 31% of all communities in the U.S. Mountain West and more than 60% of those under 25,000 people–are experiencing rapid growth and increased tourism. This has… Read More

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