348 Results
Understanding Human-centered AI through Data Integration and Analytics
David Yang
Human Centered Artificial Intelligence (HCAI) is an approach to developing and implementing Artificial Intelligence technology applications that focuses on the needs of individuals and communities who utilize these applications. This project intends ...
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Division Street Transit Project: FX2 Shared Bicycle & Pedestrian Platform Evaluation
Nathan McNeil
Sirisha Kothuri , Christopher Monsere , Jennifer Dill
FX2-Division is TriMet's high-capacity bus service along Division Street in Southeast Portland. The primary objective of this project is to assess conflicts between users of the shared bicycle and transit stations along this corridor, with a particul ...
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Working Towards Operationalizing Equity into the Research Process
Aaron Golub
While our researchers are experts in various aspects of transportation research, not all researchers have the tools to address equity topics in their research or conduct their work following good equity practices, ranging from data collection and ana ...
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Statewide Active Transportation Count Database (SATDB-003)
Sirisha Kothuri
Knowing how many people use walking and bicycling infrastructure is crucial for transportation planning. Active transportation projects can help cities and states achieve multiple climate- and public-health-related targets, and a new project launchin ...
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Expanding Transmobilities: An Art-Informed Methodology For Genderdiverse Travel Behavior
Nicholas Puczkowskyj
There is a significant gendered travel behavior research gap in the transportation literature. A plethora of transportation literature identifying and contrasting cisgender disparities exists, but more inclusive approaches to genderdiverse identities ...
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FORTH Community Carsharing: Ensuring Equitable Access to Electric Transportation
John MacArthur
The Affordable Mobility Platform (AMP) is a nationwide community carsharing program providing electric vehicles to affordable housing locations.
Forth Mobility (https://forthmobility.org/) is working with local partners including utilities and co ...
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Guide for Addressing Encampments on State Transportation Rights-of-Way (NCHRP 20-129)
Marisa Zapata
John MacArthur , Hau Hagedorn
The number of people experiencing homelessness in the United States has increased in recent years; state transportation rights-of-way (ROWs) are often some of the most accessible areas to set up temporary encampments. This growing trend of encampment ...
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E-bike Lending Libraries Synthesis
John MacArthur
Despite the practical and sustainable mobility benefits of e-bikes, personal ownership and maintenance are considered barriers to adoption (Fitch et al., 2022). Lending e-bikes may address some of the challenges of shared micromobility programs, such ...
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Improving Accuracy and Precision of Bicycle Volume Estimates Using Advanced Machine Learning Approaches
Sirisha Kothuri
Banafsheh Rekabdar
This study presents a novel approach to bicycle volume estimation using data fusion techniques that integrate crowdsourced data (e.g., Strava) with traditional count data. We aim to improve the accuracy and robustness of bicycle volume estimates in d ...
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Risk-Based Methodology for Structural Evaluation of Bridge-Sized Culverts
David Yang
Kevin White , Timothy Wood
Many long-span culverts are subject to loads from heavy trucks, and thus need to be evaluated for their load carrying capacities to estimate safety margins. However, the current manual on bridge evaluation provides limited guidance for bridge-sized c ...
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Improving Guidance for Automated Speed Enforcement
Miguel Andres Figliozzi
PROBLEM SUMMARY
Fatal and severe injury crashes are on the rise in Oregon with one of the prominent factors being excessive speeding. As many cities and communities expand walking and cycling infrastructure there has been an increase in pedestrian ...
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Portland SMART Grant: Zero Emission Delivery Zones
John MacArthur
Nathan McNeil
In Spring 2023, the Portland Bureau of Transportation (PBOT) was awarded a Stage-1 grant under the Strengthening Mobility and Revolutionizing Transportation (SMART) Grants Program by the US DOT, titled “Decarbonizing Goods Movement: A Technology-En ...
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