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
Emerging Technologies and Cities: Assessing the Impacts of New Mobility on Cities
Becky Steckler Rebecca Lewis
Digital devices – such as smart phones, tablets, and computers – are significantly changing how people and goods move. Leaders in communities where new mobility services and e-commerce deliveries exist are grappling with how to take advantage of the benefits of these services and mitigate the challenges. Government agencies are just beginning to create strategies and policies to ensure that these new mobility services help communities achieve their goals. These efforts are being led primarily…
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Improving Walkability Through Control Strategies at Signalized Intersections
Sirisha Kothuri Christopher Monsere
The goal of signal timing at an intersection should be to separate conflicting movements in time, maximizing safety and efficiency for all users. In many jurisdictions, however, signal timing objectives have traditionally focused on allowing vehicle progression and reducing vehicular delay and stops. While these are important considerations in many contexts, other users (especially pedestrians) deserve similar focus and control strategies. Recent updates to the Highway Capacity Manual (HCM 2010…
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