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

Statistical Inference for Multimodal Travel Time Reliability

Avinash Unnikrishnan Miguel Andres Figliozzi , Subhash Kochar
Travel time reliability – or the consistency and dependability of travel times from day to day, and at different times of day – is a key metric that significantly affects people’s travel behavior. Since businesses rely heavily on transportation systems, an unreliable transportation network can also impact the economic competitiveness of urban areas. As such, reliable travel times are important for transportation agencies to promote economic stability within a community. Having accurate methods… Read More

Investigations in Transportation

Carol BiskupicKnight William Becker
The Investigations in Transportation program is an elementary school partnership and curriculum development project to engage science, technology, engineering and mathematics (STEM) professionals in school-based activities and projects to bring real-world applications to elementary classrooms for grades 3-5. The Portland Metro STEM Partnership (PMSP) provided leadership and facilitation to a team of educators from Portland State University, Beaverton School District and Hillsboro School… Read More