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
Data and Methodological Issues in Assessing Multimodal Transportation Impacts for Urban Development
Kristina Currans
In 1976, the Institute of Transportation Engineers (ITE) compiled their first Handbook of guidelines and methods for evaluating development-level transportation impacts, specifically vehicular impacts (Institute of Transportation Engineers 1976). Decades later, these methods— essentially the same as when they were originally conceived—are used ubiquitously across the US and Canada. Only recently, with the guidelines in its third edition of the ITE’s Trip Generation Handbook (Institute of…
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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…
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