337 Results
S.T.E.A.M. TRAINing: Engaging High School Girls in Transportation and Equity Issues through GIS
Randy Morris
Nancee Hunter
The Institute of Portland Metropolitan Studies’ Community Geography program wishes to apply for a grant to develop the curriculum for a 1-2 week lab course in transportation-focused mapping and Geographic Information Systems (GIS), to be held in th ...
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Road User Understanding of Bicycle Signal Faces on Traffic Signals
Christopher Monsere
Sirisha Kothuri
The latest report from the National Cooperative Highway Research Program (NCHRP), “Road User Understanding of Bicycle Signal Faces on Traffic Signals” (20-07/Task 420), zeroes in on some key gaps in research and practice around road users' compre ...
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Modeling the Sustainability of Small Unmanned Aerial Vehicles Technologies
Miguel Andres Figliozzi
In the past decade, unmanned aerial vehicles (UAV) have become increasingly more popular in the commercial sector. Drones are being used for all kinds of purposes, such as surveillance, inspecting architecture, filming, wildlife research, and more. F ...
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Development of a CDSS Database to Evaluate Effects of Earthquake-Induced Liquefaction on Bridge Foundations and Transportation Network
Arash Khosravifar
A magnitude 9.0 earthquake by the Cascadia Subduction Zone (CSZ) is believed to be capable of causing widespread soil liquefaction in the Pacific Northwest (PACNW). Affected infrastructures include highway bridges specifically the ones crossing the C ...
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Revisiting TODs: How Subsequent Development Affects the Travel Behavior of Residents in Existing Transit-Oriented Developments
Nathan McNeil
Jennifer Dill
Does living in a transit-oriented development (TOD) actually change the way people travel? That's the fundamental question that 15 years of research in Portland, Oregon seeks to answer.
Since 2005, Portland State University has worked with Portlan ...
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Developing Data, Models, and Tools to Enhance Transportation Equity
Amy Lubitow
Julius McGee , Raoul Liévanos
Data from travel surveys are used to forecast demand, inform transportation investments, and craft urban policies. Because these data are so essential to shaping our transportation system, it is critical that hard-to-reach populations—such as low-i ...
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Effects of Earthquake-Induced Liquefaction on Bridge Foundations and Transportation Network Using CDSS
Arash Khosravifar
A magnitude 9.0 earthquake by the Cascadia Subduction Zone (CSZ) is believed to be capable of causing widespread soil liquefaction in the Pacific Northwest (PACNW). Affected infrastructures include highway bridges specifically the ones crossing the C ...
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Evaluation of Bus-Bicycle and Bus/Right-Turn Traffic Delays and Conflicts
Miguel Andres Figliozzi
The interaction between transit vehicles and bicycles can create conflict when both share the same space. In particular, the location of transit stops poses specific challenges along bicycle facilities. Little research exists to offer insight on how ...
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A Comprehensive Examination of Electronic Wayfinding Technology for Visually Impaired Travelers in an Urban Environment
Martin Swobodzinski
Amy Parker
Human wayfinding and navigation are key organizing activities that allow human beings to acquire knowledge about the environment and develop cognitive representations in support of such essential tasks as route planning and travel. These activities a ...
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Understanding Economic and Business Impacts of Street Improvements for Bicycle and Pedestrian Mobility - A Multi-City Multi-Approach Exploration
Jenny Liu
Jennifer Dill
This NITC National project was the first phase of a research effort measuring the economic impacts of bicycle and pedestrian street improvements. See the findings, final report and other products on the Phase II project page: https://nitc.trec.pdx.ed ...
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Understanding Factors Affecting Arterial Reliability Performance Metrics
Avinash Unnikrishnan
Sirisha Kothuri , Jason Anderson
Researchers from Portland State University (PSU) partnered with Washington County, Oregon to offer data-driven strategies in prioritizing funding for travel time reliability improvements on their urban arterials. The vast majority of existing researc ...
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Understanding Economic and Business Impacts of Street Improvements for Bicycle and Pedestrian Mobility - A Multi-City Multi-Approach Exploration [Phase 2]
Jenny Liu
This research project explores the economic impacts of bicycle and pedestrian street improvements in the United States using multiple data sources and analytical approaches. Building on studies in New York City and San Francisco, researchers examined ...
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