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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

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... Read More

NCHRP 15-74 Safety Evaluation of On-Street Bicycle Facility Design Features

Christopher Monsere
Sirisha Kothuri
https://apps.trb.org/cmsfeed/TRBNetProjectDisplay.asp?ProjectID=4763 BACKGROUND While non-separated on-street bicycle facilities have been used in the United States for many years, separated on-street bicycle facilities are becoming increasingly popular. Many state and local departments of transportation (DOTs) have recently installed such facilities to address safety concerns and promote bicycling. Numerous other DOTs are exploring the potential for additional facilities to improve an... Read More