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

A Proactive Approach to Examining Transportation Safety and Equity

Aaron Golub
The PSU team will be a core contributor to the literature review focused on equity analysis approaches and best practices. This contribution will complement the expertise on safety and geographical analysis brought to the project from other team members. Read More