TREC’s broad research program addresses complex transportation problems by drawing on multiple disciplines, including engineering, planning, economics and design, from across the Portland State University campus. Browse the featured projects below or 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

Factors for Improved Fish Passage Waterway Construction, Phase 2

David Sillars
Trevor Smith , Hamid Moradkhani
Project Description: Roughened chutes (simulating natural stream passages) are a cost effective means to provide fish passage at locations where existing culverts and bridges are structurally sound yet do not meet current fish passage rules and regulations. Currently, the construction of roughened chutes consists of using equipment and water-wash methods to place the streambed materials; compaction consists of water consolidation and use of bucket and track (using the wheels and tracks of equ... Read More

Pedestrian and Bicycle Master Planning: Training for Practitioners

Lynn Weigand
The growing focus on context sensitive solutions and design in roadway planning, increased support for addressing public health objectives through transportation and land use planning, and concerns about oil dependence and global warming all point to a need for planning practitioners to have more knowledge and skills related to pedestrian and bicycle planning. At the same time, the amount of funding going toward pedestrian and bicycle infrastructure has increased significantly since the earl... Read More