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

Do TODs Make a Difference?

Arthur C. Nelson Jenny Liu , Reid Ewing
The United States is moving into a new era of metropolitan development and form. The demographic, economic and finance drivers that made America a suburban nation may have run their course. America will see a shift toward infill and redevelopment. Facilitating this will be fixed-guideway transit systems and the transit oriented developments (TODs) they serve. In this report, we present research that measures the outcomes of TOD areas in relation to their metropolitan area controls with respect… Read More

Incorporate Emerging Travel Modes in the Regional Strategic Planning Model (RSPM) Tool

Liming Wang Jennifer Dill , Kelly Clifton
Performance-based planning helps local and state decision makers to understand the potential impacts of policy decisions, supporting cost-effective investments and policy choices that can help achieve policy goals. In addition, it can enable monitoring of progress and facilitate needed adjustments, help them communicate to the public, and assist them with meeting federal regulations and the intent of MAP21. The Regional Strategic Planning Model (RSPM) is a performance-based planning tool first… Read More