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.
NOTE: If you're looking for projects from our partner campuses, use the NITC research search.
Research Highlights
Affordable Housing Trip Generation Strategies and Rates
Kelly Clifton
Kristina Currans , Susan Handy , Robert Schneider
Assessment and mitigation of transportation impacts based on travel demand is required by state, federal, and local laws in California. Determining trip generation is typically the first step in preparing these transportation impact analyses, and current industry standard practice relies on trip rates published by the Institute of Transportation Engineers (ITE). However, ITE protocols emphasize vehicle trip rates without sensitivity to urban context or socioeconomic characteristics, which can...
Read More
Pedestrian and Bicycle Master Planning: Training for Practitioners
Lynn Weigand
The growing focus on context sensitive solutions and design in roadway planning, increased support for addressing public health objectives through transportation and land use planning, and concerns about oil dependence and global warming all point to a need for planning practitioners to have more knowledge and skills related to pedestrian and bicycle planning. At the same time, the amount of funding going toward pedestrian and bicycle infrastructure has increased significantly since the earl...
Read More