TREC’s broad research program addresses complex transportation problems by drawing on multiple disciplines, including engineering, planning, economics and design, from across the Portland State University campus. Browse the featured projects below or 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

Long term evaluation of individualized marketing programs for travel demand management

Jennifer Dill
Cynthia Mohr
With increasing concerns over traffic congestion, fossil fuel use, air pollution, and livability, coupled with severe constraints on funding for new transportation infrastructure, cities and regions are increasingly looking to a wider range of options to address transportation problems. Transportation demand management (TDM) is one of those options used over the past 30+ years with varying success. Historically in the U.S., programs have focused on commute trips and employers or broad-based a... Read More

Application of Smart Phone Truck Data for Freight Performance Measures and Transportation Planning

Miguel Figliozzi
Freight data is usually incomplete, scarce, and expensive to collect due to carriers and shippers' privacy concerns and the enormous variety of supply chain types and decision makers. This project will study a new, inexpensive yet highly promising source of freight data that provides commercial vehicle origin-destination, space/time coordinates and trajectories. This new data can also be integrated into existing data sources to provide a wealth of information including commercial vehic... Read More