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
Evaluating and Enhancing Public Transit Systems for Operational Efficiency, Service Quality and Access Equity
Ran Wei
Liming Wang , Aaron Golub , Thomas Cova
Regular assessment and improvement of the performance of public transit systems are essential for transit service providers given limited funding and growing public needs. Performance evaluation can help transit agencies identify underperforming services, plan for potential investments, justify investments, and communicate accomplishments and challenges. However, the evaluation of transit system performance is complex and challenging due to the diverse and competing goals of a public transpor...
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Mode-Based Benefit-Cost Analysis Calculator
Jenny Liu
Transportation decision-makers typically use benefit-cost analysis (BCA) to evaluate the tradeoffs of transportation projects. However, it is difficult to produce state-specific measures that are multimodal and can consistently evaluate the full range of public and private benefits and costs for Oregonians. Supported by a $200,000 grant from the Oregon Department of Transportation (ODOT), Jenny Liu of Portland State University will lead a research effort to develop an Oregon-specific, multimo...
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