25 Results

Access to Opportunities: Redefining Planning Methods and Measures for Disadvantaged Populations

Arlie Adkins
Stephen Mattingly
This project will be made up of two separate studies that together will investigate areas where transportation planning and engineering can better serve disadvantaged and underserved communities. An interdisciplinary team of planning and public healt ... Read More

Social-Transportation Analytic Toolbox (STAT) for Transit Networks

Xiaoyue Liu
Ran Wei , Aaron Golub , Liming Wang
This research project will build an open-source socio-transportation analytic (STAT) toolbox for public transit system planning, in an effort to integrate social media and general transit feed specification (GTFS) data for transit agencies in evaluat ... Read More

Developing Data, Models, and Tools to Enhance Transportation Equity

Amy Lubitow
Julius McGee , Raoul Liévanos
Despite recent improvements in transportation accessibility assessments and transportation survey methodologies, there are still challenges in engaging hard to reach populations in transportation surveys, such as low-income, minority, and transit-dep ... Read More

Incorporate Emerging Travel Modes in the Regional Strategic Planning Model (RSPM) Tool

Liming Wang
Jennifer Dill , Kelly Clifton
Performance-based planning helps local and state decision makers to understand the potential impacts of policy decisions, supporting cost-effective investments and policy choices that can help achieve policy goals. In addition, it can enable monitor ... Read More

Evaluating and Enhancing Public Transit Systems for Operational Efficiency, Service Quality and Access Equity

Ran Wei
Liming Wang , Aaron Golub
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 serv ... Read More

How Do Stressed Workers Make Travel Mode Choices That Are Good For Their Health, Safety, and Productivity?

Liu-Qin Yang
This proposal integrates the perspectives from transportation and psychology research by focusing on the relations between commuting stress, commuting mode choice, and consequences of such choice for commuters' health, travel safety, and work perform ... Read More

Exploring the positive utility of travel and mode choice

Patrick Singleton
Traditionally, travel is considered a disutility to be minimized, and travel demand is derived from activity demand. Recently, scholars have questioned these axioms, noting that some people may like to travel, use travel time productively, find other ... Read More

Narratives of Marginalized Cyclists: Understanding Obstacles to Utilitarian Cycling Among Women and Minorities in Portland, Oregon

Amy Lubitow
Research has demonstrated that everyday or utilitarian forms of cycling are most likely to generate positive population-level health impacts (Garrard et al., 2012), yet significant deterrents to routine cycling remain, particularly for women and min ... Read More

Planning ahead for livable communities along the Powell-Division BRT: neighborhood conditions and change

Lisa Bates
Aaron Golub
New transit investments can be a double-edged sword for disadvantaged communities (e.g. those included in environmental justice and Title VI potected classes). Transit investments improve community’s mobility and access and may improve health with ... Read More

Modeling and Analyzing the Impact of Advanced Technologies on Livability and Multimodal Transportation Performance Measures in Arterial Corridors

Miguel Figliozzi
Transportation corridors are complex systems. Tradeoffs, particularly in terms of traffic mobility, transit performance, accessibility and pedestrian interactions, are not well understood. When the focus is on motorized vehicle mobility and throughpu ... Read More

Measuring the Impacts of Social Media on Advancing Public Transit

Jenny Liu
(Jeff) Xuegang Ban
This project is a collaboration between Portland State University (PSU) and the Center for Infrastructure Transportation & Environment (CITE) at Rensselaer Polytechnic Institute seeking to develop performance measures for assessing the impacts of soc ... Read More

Do TODs Make a Difference?

Arthur C. Nelson
Jenny Liu , Reid Ewing
The United States is moving into a new era of metropolitan development and form. The demographic, economic and finance drivers that made America a suburban nation may have run their course. America will see a shift toward infill and redevelopment. Fa ... Read More
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