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
Homelessness: A Guide for Public Transportation (TCRP J-11/Task 40)
John MacArthur
Marisa Zapata
Unemployment, low wages, poverty, and lack of affordable housing are the main drivers of an increasing homeless population throughout the U.S. in recent years. Transit agencies are being impacted by homelessness. While transit agencies cannot address the underlying causes of homelessness, there are opportunities to work with local partners to be a part of helping individuals in need, while providing a safe, reliable, and customer-friendly experience for all riders.
TCRP Research Report 24...
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Exploring the Use of Crowdsourced Data Sources for Pedestrian Count Estimations
Sirisha Kothuri
Nathan McNeil , Kate Hyun , Stephen Mattingly
Counts provide the foundation for measuring nonmotorized travel along a link or a network and are also useful for monitoring trends, planning new infrastructure, and for conducting safety, health, and economic analyses. For safety analysis, they are critical in assessing the exposure to risk. Over the last decade, several automated technologies have been developed to count bicyclists and pedestrians. Despite advances in counting technology, cost and other considerations will continue to limit...
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