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
Community-based Assessment of Transportation Needs to inform City of Portland Smart Cities Plan
Aaron Golub
The Portland Smart Cities UB Mobile PDX proposal is being transformed into a City of Portland Smart cities plan. The original proposal focused strongly on developing mobility solutions that would serve traditionally underserved populations. As the proposal moves into a plan, we intend to deepen our community engagement work, explore and assess what the transportation needs are in traditionally underserved communities, and explore how new mobility solutions embedded in Mobile PDX can best be c...
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Using High-Resolution Bus Detection Data to Improve Travel Time Prediction and Identify Urban Congestion Spots
Miguel Andres Figliozzi
Robert Bertini
Transit travel time, operating speed and reliability all influence service attractiveness, operating cost and system efficiency. These metrics have a long-term impact on system effectiveness through a change in ridership. As part of its bus dispatch system (BDS), the Tri-County Metropolitan Transportation District of Oregon (TriMet) has been archiving automatic vehicle location (AVL) and automatic passenger count (APC) data for all bus trips at the stop level since 1997. In 2014, a new and hi...
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