Bicycle and Pedestrian Traffic Monitoring Data Quality

Nathan McNeil
Kristin Tufte
Cycling and walking are sustainable modes of transportation which improve community livability, but these modes have not been studied with the quantitative rigor applied to motor vehicle travel. This research aims to change that by improving bicycle ... Read More

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

Ran Wei
Liming Wang , Aaron Golub , Thomas Cova
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

Understanding the Economic Impacts of Urban Greenway Infrastructure

Jenny Liu
“City Greenways” is a concept proposed as a part of Portland’s 2035 Comprehensive Plan, which calls for a citywide network of park-like pedestrian and bicycle friendly streets crisscrossing the city at roughly three-mile intervals. This researc ... Read More

Transferability & Forecasting of the Pedestrian Index Environment (PIE) for Modeling Applications

Kelly Clifton
There have been important advances in non-motorized planning tools in recent years, including the development of the MoPeD pedestrian demand model (Clifton et al., 2013, 2015). This tool and others are increasingly requested by governments and agenci ... Read More

The Contribution of Transportation and Land Use to Citizen Perceptions of Livability in Oregon MPOs

Rebecca Lewis
Robert Parker
Livability is a key focus of integrating transportation and land use planning throughout the United States, and the world. Livability is a concept that has been guiding U.S. Department of Transportation (USDOT) policy since 2009, focusing on six prin ... Read More

Multimodal Trip Generation, Vehicle Ownership and Use: Characterizing The Travel Patterns of Residents of Multifamily Housing

Kelly Clifton
Cities are increasingly wanting to assess the impacts of new development have on all modes in the transportation system. Many communities are requiring site-level transportation impact analysis to examine travel outcomes. The historical focus on deve ... Read More

Data and Methodological Issues in Assessing Multimodal Transportation Impacts for Urban Development

Kristina Currans
In 1976, the Institute of Transportation Engineers (ITE) compiled their first Handbook of guidelines and methods for evaluating development-level transportation impacts, specifically vehicular impacts (Institute of Transportation Engineers 1976). De ... Read More

Evaluation of Roadway Reallocation Projects

Miguel Figliozzi
In the last decade there has been a national trend toward projects that involve roadway space reallocation across modes. Many of these projects may include road diets and are typically very controversial when automobile travel lanes and/or curbside ... 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

Peer-To-Peer Carsharing: Short-term effects on travel behavior in Portland, OR

Jennifer Dill
Nathan McNeil , Steven Howland
Peer-to-peer (P2P) carsharing is a relatively new concept in the U.S. Enabled by recent internet and mobile technology development, P2P carsharing generally involves a facilitating company connecting private vehicle owners to people who are intereste ... 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

Adding Value to GPS Travel Data with New Open-Source Processing Software for Everyone

Jennifer Dill
Researchers and practitioners have a growing interest in using Global Positioning System (GPS) based travel data to augment or even to replace traditional diary-based surveys. GPS data promise improved accuracy and more detailed spatial data. Largely ... Read More
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