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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

Peer-To-Peer Carsharing: Short-term effects on travel behavior in Portland, OR

Jennifer Dill
Nathan McNeil , Steven Howland
Peer-to-peer (P2P) carsharing is a relatively new concept in the U.S. Enabled by recent internet and mobile technology development, P2P carsharing generally involves a facilitating company connecting private vehicle owners to people who are interested in renting a vehicle. P2P carsharing has many things in common with business-to-consumer (B2C) carsharing services. Consumers join the service to rent vehicles on a short-term basis from locations dispersed throughout a certain area. Both servic... Read More

NCHRP 08-164: Institutional Integration of Active Transportation

Jennifer Dill
John MacArthur , Nathan McNeil
The need for improving active transportation safety and mobility is clear, as the share of all road user deaths that are pedestrians or cyclists has risen nationally. The US Department of Transportation (US DOT), along with state DOTs across the nation, have made addressing this safety challenge a priority, along with reducing emissions and improving health through increasing the use of active transportation for everyday travel. In many cases, solutions are also clear, including improved infr... Read More