339 Results
Calibrating the HSM Predictive Methods for Oregon Highways
Karen Dixon
Christopher Monsere
The Highway Safety Manual (HSM) was published by the American Association of State Highway and Transportation Officials (AASHTO) in the spring of 2010. Volume 2 (Part C) of the HSM includes safety predictive methods which can be used to quantitativel ...
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Future Flooding Impacts on Transportation Infrastructure and Traffic Patterns Resulting from Climate Change
Heejun Chang
Martin Lafrenz , Miguel Andres Figliozzi
This study investigated potential impacts of climate change on travel disruption resulting from road closures in two urban watersheds in the Portland metropolitan area. We used ensemble climate change scenarios, a hydrologic model, stream channel sur ...
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Evaluation of Metro RTO Program, 2007-08
Jennifer Dill
To help implement the Growth Concept, Metro’s Regional Travel Options (RTO) Program works to increase awareness of non-SOV alternatives and increase the provision of those alternatives. The program complements other strategies, including land use p ...
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Enhancing the Seismic Vulnerability Model for Oregon Highway Bridges
Peter Dusicka
The Oregon Department of Transportation and Portland State University evaluated the seismic vulnerability of state highway bridges in western Oregon. The study used a computer program called REDARS2 that simulated the damage to bridges within a trans ...
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Assessment of VII to Implement Mileage Based User Fees
Anthony Rufolo
Final report can be found online at:
http://www.dot.state.mn.us/guidestar/2006_2010/vii/ConceptofOperations.pdf
Appendix A (Background of Mileage-Based User Fees) describes the various approaches to and prior experiences with mileage-based user ...
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Freight Performance Measures: Approach Analysis
B. Starr McMullen
Christopher Monsere
This report reviews the existing state of the art and also the state of the practice of freight performance measurement. Most performance measures at the state level have aimed at evaluating highway or transit infrastructure performance with an empha ...
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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 regul ...
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Long term evaluation of individualized marketing programs for travel demand management
Jennifer Dill
Cynthia Mohr
This research examines the use of individualized marketing as a transportation demand management (TDM) strategy, using the City of Portland’s SmartTrips program. This research project has two specific aims: (1) to evaluate whether the benefits of t ...
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Operational Analysis of Transit Bus Collisions
James Strathman
This report analyzes factors contributing to bus operations safety incidents at TriMet, the transit provider for the Portland Oregon metropolitan region. The analysis focuses on 4,631 collision and non-collision incidents that occurred between 2006 a ...
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Evaluation of Bike Boxes at Signalized Intersections
Jennifer Dill
Christopher Monsere
This report presents a before-after study of bike boxes at 10 signalized intersections in Portland, Oregon. The bike boxes, also known as advanced stop lines or advanced stop boxes, were installed to increase visibility of cyclists and reduce conflic ...
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Financing Mechanisms for Capacity Improvements at Interchanges
James Strathman
This report examines the use of alternative local financing mechanisms for interchange and interchange area infrastructure improvements. The financing mechanisms covered include transportation impact fees, tax increment financing, value capture finan ...
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Rural Transit in Oregon: Current and Future Needs
Jennifer Dill
Margaret Neal
The purpose of the research reported was to identify the current status and needs for general public transportation in Oregon’s rural areas, as well as opportunities and barriers (e.g., funding, governance issues, and leadership) to expanding servi ...
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