322 Results
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 ...
Read More
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 ...
Read More
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 ...
Read More
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 ...
Read More
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 ...
Read More
Validation of the New Speed Zoning Method for Urban Arterials and High-Speed Roadways in Terms of Speed Compliance and Safety Outcomes
Jason Anderson
The evaluation of the current ODOT methodology will focus on higher speed roadways such as arterials and roadways with a record of high severity injuries. This will require investigating ways agencies have found to balance between local safety needs ...
Read More
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 ...
Read More
Exploring the Use of Crowdsourced Data Sources for Pedestrian Count Estimations
Sirisha Kothuri
Nathan McNeil , Kate Hyun , Stephen Mattingly
Counts provide the foundation for measuring nonmotorized travel along a link or a network and are also useful for monitoring trends, planning new infrastructure, and for conducting safety, health, and economic analyses. For safety analysis, they are ...
Read More
Developing Guidance On Leading Pedestrian Intervals And Curb Extensions To Improve Pedestrian Safety At Signalized Intersections
David Hurwitz
Christopher Monsere
Improving pedestrian safety continues to be critically important to ODOT’s mission to provide a safe and reliable multimodal transportation system. Approximately 920 pedestrians were injured, and 78 pedestrians were killed in Oregon each year betwe ...
Read More
Trends and Challenges Posed by Medium-Duty Trucks to the Operation and Safety of Oregon Highways
Miguel Andres Figliozzi
The primary goal of this initiative is to provide the agency with a comprehensive understanding of medium-duty truck operation, identification of potential areas of risk, forecast of future operational growth and monetization of the costs associated ...
Read More
The Effect of Vehicle Mix on Crash Frequency and Crash Severity (NCHRP 22-49)
Tanmoy Bhowmik
Crash prediction analysis focuses on identifying attributes that result in traffic crashes and proposes effective countermeasures to improve the roadway design and operational attributes. These crash frequency models are typically employed for examin ...
Read More
PeopleForBikes National E-bike Survey
John MacArthur
Portland State University has conducted a North American survey of e-bike owners. The primary objective of this study is to gain a better understanding of the factors that influence purchase and use of e-bikes from existing users. Understanding who u ...
Read More