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
Promoting Environmental Justice Populations’ Access to Opportunities within Suburban Boomtowns: An Interdisciplinary, Mixed-Methods Approach to Addressing Infrastructure Needs
Jandel Crutchfield Courtney Cronley , Kate Hyun
In the last twenty years, the population increased over 100% in Collin County, Texas. The county is projected to have over 2.4 million residents by 2050 -- more than three times its population in 2010. When enough people flock to an area to call it a boomtown, the population tends to grow much faster than the infrastructure to support it. Where does that leave mobility options for residents?
Researchers from the University of Texas at Arlington's (UTA) School of Social Work and College of…
Read More
National Study of BRT Development Outcomes
Arthur C. Nelson Joanna Ganning
Public transit systems are often promoted as offering a plethora of social, economic and environmental benefits to urban populations by transforming urban forms from auto-centric designs into more sustainable ones. The “next big thing” in public transit is bus rapid transit (BRT) systems. From virtually no systems a generation ago, there are now nearly 20 lines operating with at least seven under construction and more than 20 in the planning stages. Part of this recent popularity in BRT stems…
Read More

