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
FHWA Strategic Agenda for Pedestrian and Bicycle Transportation
Jennifer Dill
Nathan McNeil
In 2016, TREC was part of a team, in partnership with ICF and Alta Planning, that developed the Strategic Agenda for Pedestrian and Bicycle Transportation, a framework to inform future investments, policies, and partnerships and serves as the update to U.S. DOT’s 1994 National Bicycling and Walking Study. The agenda establishes a strategic, collaborative approach for making walking and rolling viable transportation options for people of all ages and abilities in communities throughout the U.S...
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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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