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

What do we know about Location Affordability in U.S. Shrinking Cities?

Joanna Ganning Keith Bartholomew , J. Rosie Tighe
This research led the Department of Housing and Urban Development (HUD) to rethink the way they use their Location Affordability Index (LAI). From Josh Geyer, Office of Environment and Energy, High-Performance Buildings Team, U.S. Department of Housing and Urban Development: "Dr. Ganning’s thorough and convincing analysis of the strengths and weaknesses of the Location Affordability Index led HUD to rethink using Census block groups as the geographical unit of analysis. As a result, Version 3… Read More

Accessing Opportunities for Household Provisioning Post-COVID-19

Kelly Clifton Kristina Currans , Amanda Howell
When the COVID-19 pandemic first swept across North America and led to emergency shutdowns during the spring of 2020, the way people acquired food and household necessities was dramatically impacted. As stay-at-home orders minimized personal travel, transit services were reduced and many stores and restaurants either closed or modified their operations. This NITC grant expanded the scope of the NSF grant (https://trec.pdx.edu/research/project/1445) to allow for data collection in Oregon and… Read More