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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.

Research Highlights

Social Equity in Transit: Toward social and environmental justice in transportation

Torrey Lyons
Much of the literature on transit focuses on very fine-grained aspects of the industry, often neglecting the important foundation of why the service is even provided in the first place. Transit service is supported by local governments with aid from larger bodies to provide a more diverse transportation network that serves as many needs of the public as possible. While transit agencies tend to focus on ridership as a measure of performance, this can skip over an important aspect of the agency’s… Read More

Active Transportation Return on Investment Study

Jennifer Dill Jenny Liu , Marisa Zapata
The Active Transportation Return on Investment (ATROI) study aimed to provide a quantitative and qualitative assessment of the benefits of active transportation infrastructure in the Portland, OR region. The study used a selection of projects constructed in the region between 2001 and 2017 to evaluate impacts, with a focus on economic impacts, broadly defined. Two types of projects are included. 2040 catalyst projects retrofitted busy commercial streets with pedestrian friendly treatments aimed… Read More

 

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