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

Trail Planning & Community Service Curriculum

Lynn Weigand
Objective: This proposal seeks one year of funding to develop a new trail planning curriculum for a community-service based, University Capstone course at Portland State University, with Metro (regional government) as the community course partner and to conduct a regional trail research project. The goals of this project include: 1. Expanding opportunities for undergraduate students to study trail design and planning for transportation and recreational walking and bicycling; 2. Providing ... Read More

Impacts of a Vehicle Inspection and Trip Permit Program on Vehicle Operations and Equity

Jennifer Dill
Like most states, Oregon has a vehicle inspection program (VIP) to help meet air quality standards. Vehicles in the Portland and Rogue Valley areas must pass the test to get a certificate required to register the vehicle. Owners of vehicles that do not pass the test prior to their registration expiring can obtain a short-term "trip permit." Trip permits provide vehicle owners a legal way to drive their vehicles after failing an emissions test, but before making the repairs to pass the test an... Read More