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

Transportation Behavior Among Older Vietnamese Immigrants in the Dallas-Fort Worth Metroplex

Rebecca Mauldin Stephen Mattingly , Rupal Parekh
Nearly 4.6 million immigrants age 65 years and older live in the United States. This population is expected to more than triple in size by 2050. A lack of culturally appropriate transportation solutions for older immigrants and migrants (i.e., (im)migrants) creates disparities in access to services for older (im)migrant populations, increasing their risk of social isolation and reduced physical and mental health. Transportation disparities also have negative ripple effects to other sectors… Read More

Visual Exploration of Utah Trajectory Data and their Applications in Transportation

Nikola Markovic
The University of Utah has a new data visualization service to offer to state DOTs and other agencies. Using Small Starts funding from the National Institute for Transportation and Communities (NITC), researcher Nikola Markovic and his team have developed a suite of visual analysis tools to demonstrate how GPS trajectory data can help accurately model and analyze mobility trends. These data are typically purchased from vendors, which means that transportation agencies must first understand the… Read More