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

How Will Autonomous Vehicles Change Local Government Budgeting and Finance? A Case Study of Solid Waste, Drop-off/Pick-up Zones, and Parking

Benjamin Clark
This project specifically seeks to study the secondary effects of AVs (not the innovation themselves but how innovations impact our lives), with a specific focus on local government fiscal impacts. The breadth of impacts are wide ranging and were outlined in a white paper (Clark, Larco, and Mann 2017) earlier this year. The proposed project will take a deeper and more detailed dive than was seen in the white paper so that the magnitude in a few categories of government service: 1) solid waste… Read More

Sustaining Multimodal Choices: Examining Travel Behavior for Non-work Trips Beyond COVID-19

Yizhao Yang Rebecca Lewis
Abstract Travel by sustainable modes such as public transit, biking, and walking provides positive outcomes for urban residents for the environment and health. Integrating these mode choices into regular travel trips has been challenging for many Americans. The low adoption of sustainable travel modes has been attributed to environmental factors, and to attitudinal and habitual tendencies rooted in an individual’s beliefs and experiences. The proposed project focuses on understanding the… Read More