Warning message

The requested research project was not found

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

Developing SafeSpot: A New Crowdsourcing Tool for Real-Time Near-Miss Detection and Risk Mapping

Tanmoy Bhowmik
Primal Pappachan
Transportation safety analysis has traditionally relied on police-reported crashes to identify dangerous locations. This reactive approach overlooks the many near-miss incidents and perceived hazards that occur daily but go unrecorded. Understanding such incidents is essential for proactive transportation safety planning, allowing for interventions before injuries or fatalities occur. However, current practice lacks a systematic way to collect and analyze near-miss data, creating a critical g... Read More

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