Improving Regional Travel Demand Models for Bicycling
John Gliebe
Jennifer Dill
With growing concerns over the lack of physical activity, increase in greenhouse gases, and other threats to sustainability, planners, engineers, and policy makers are looking for ways to increase the use of alternative modes of travel. Bicycling ...
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Equity Analysis for the Existing and Planned Bicycle Network
Jennifer Dill
Portland’s current bicycle network has brought the city into the national spotlight as a
leader in the provision of cycling infrastructure. As the city looks forward to 2030 with
ambitions of becoming a truly ...
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Bicycle and Pedestrian Design Curriculum Expansion
Lynn Weigand
This project broadened course offerings on bicycle and pedestrian transportation by redesigning and expanding an existing, threecredit undergraduate/graduate course into a five-credit course that includes an applied lab component. The course was open ...
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Expanding Development of the Oregon Traffic Safety Data Archive, Phase 2
Christopher Monsere
This report describes the preliminary work to develop the Oregon Traffic Safety Data Archive (OrTSDA). The mission of OrTSDA is to “build the knowledge base of traffic safety data in Oregon”. The archive hopes to become a valuable traffic safety ...
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A Novel Design Strategy for Integrating Freight Rail Into Urban Settings: A Capping Study
John Schnabel
This investigation seeks to explore specific design solutions that could potentially enhance the capabilities of heavy rail facilities while increasing their safety and reducing their environmental and community impacts. Using Portland's Brooklyn Rai ...
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Oregon Transportation Planning Experience
Carl Abbott
Samuel Lowry
This project was designed to outline transportation chapters of a planned written history of Oregon land use planning, written in ways that would make the transportation planning profession relevant to a popular audience. The writing would focus on s ...
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Oregon Freight Data Mart
Miguel Andres Figliozzi
Robert Bertini
Increasing freight volumes are adding pressure to the Oregon transportation system. Monitoring the performance of the transportation system and freight movements is essential to guarantee the economic development of the region, the efficient allocati ...
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Freight Distribution Problems in Congested Urban Areas: Fast and effective solution procedures to time-dependent vehicle routing problems
Miguel Andres Figliozzi
Congestion is a common phenomenon in medium and large cities worldwide. Reliability of freight movement in urban areas is an important issue for manufacturing or service companies whose operation is based on just-in-time approaches. These companies t ...
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Practical Approximations to Quantify the Impact of Time Windows and Delivery Sizes on Freight VMT in Urban Areas
Miguel Andres Figliozzi
This paper studies approximations to the average length of Vehicle Routing Problems (VRP). The approximations are valuable for strategic and planning analysis of transportation and logistics problems. The research focus is on VRP with varying number ...
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Using Existing ITS Commercial Vehicle Operation (ITS/CVO) Data to Develop Statewide (and Bi-state) Truck Travel Time Estimates and Other Freight Measures
Christopher Monsere
Robert Bertini
The objectives of this research were to retrospectively study the feasibility for using truck transponder data to produce freight corridor performance measures (travel times) and real-time traveler information. To support this analysis, weighin-motio ...
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Empirical Observation of the Impact of Traffic Oscillations on Freeway Safety
Christopher Monsere
Soyoung Ahn
Traffic oscillations are typical features of congested traffic flow that are characterized by recurring decelerations followed by accelerations (stop-and-go driving). The negative environmental impacts of these oscillations are widely accepted, but t ...
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Active Recreation in Parks: Correlates of Park Design and Facilities for Use and Physical Activity
Lynn Weigand
Current research is examining the link between the built environment and regular physical activity to improve public health. As communities become denser and individual lots become smaller, locally accessible parks will assume more importance as plac ...
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