Research Projects | National Institute for Transportation and Communities

Exploring the Use of Crowdsourced Data Sources for Pedestrian Count Estimations

Principal Investigator: Sirisha Kothuri

Co-Investigators: 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

Toward Automating the Measurement of Urban Design Qualities Related to Walkability

Principal Investigator: S. Hassan Ameli

Streets are one of the most significant elements of urban spaces to accommodate public activity and provide access to numerous locations and services. Today, our cities face various challenges, including urban sprawl, air pollution, and obesity. To ... Read More

Housing Choice, Transportation Equity, and Access to Opportunities in Refugee and Immigrant Communities

Principal Investigator: Diane Mitschke

Co-Investigators: Anne Nordberg , Stephen Mattingly

Mobility directly impacts access to opportunities for all protected classes; however, transportation planning and public transit agencies and housing authorities rarely coordinate affordable housing and the transportation system planning decisions. T ... Read More

Transportation for Seniors (T4S): Developing a New Accessibility Measure to Support Older Adults in a Post-Pandemic World

Principal Investigator: Andy Hong

Co-Investigator: Xiaoyue Cathy Liu

Accessibility plays a fundamental role in the day-to-day lives of individuals. However, the COVID-19 pandemic has highlighted the gross inequality in older people’s accessibility to health care and essential services. Months of staying inside, with ... Read More

Understanding Connections Between Mobility, Transportation, And Quality Of Life In Refugee Communities In Tucson, Arizona

Principal Investigator: Orhon Myadar

Co-Investigators: Nicole Iroz-Elardo , Arlie Adkins , Maia Ingram

Refugee issues have been brought to the forefront of political and public debate in recent years. Although historically the U.S. has resettled more refugees than any other country, the refugee admission cap has dropped to the lowest since the enactme ... Read More

App-based Data Collection to Characterize Latent Transportation Demand within Marginalized and Underserved Populations

Principal Investigator: Noelle Fields

Co-Investigators: Stephen Mattingly , David Levine , Nicole Iroz-Elardo , Courtney Cronley

This interdisciplinary, multi-site, technology transferability study will advance innovative methods in travel data collection and improve the quality of data designed to show latent travel demand, as well as the impacts of mobility on the physical, ... Read More

Rural Gentrification and the Spillover Effect: Integrated Transportation, Housing, and Land Use Challenges and Strategies in Gateway Communities

Principal Investigator: Danya Rumore

Co-Investigator: Philip Stoker

Small towns and cities near national parks, public lands, and other natural amenities throughout the west are experiencing rapid growth and increased visitation. These “gateway communities” comprise a significant portion of the rural west, consti ... Read More

Assessing Cool Corridor Heat Resilience Strategies for Human-Scale Transportation

Principal Investigator: Ladd Keith

Co-Investigators: Nicole Iroz-Elardo , Kristina Currans

Road pavement is a known contributor to the urban heat island effect. Several vendors are providing engineered pavements coatings – known as “cool pavement” - to reflect light and therefore heat to reduce the thermal load of roads. The City of ... Read More

Sustaining Multimodal Choices: Examining Travel Behavior for Non-work Trips Beyond COVID-19

Principal Investigator: Yizhao Yang

Co-Investigator: Rebecca Lewis

Abstract Travel by sustainable modes such as public transit, biking, and walking provides positive outcomes for urban residents for the environment and health. Integrating these mode choices into regular travel trips has been challenging for many Am ... Read More

Toward Data and Solution-Focused Approaches to Support Homeless Populations on Public Transit

Principal Investigator: Anne Nordberg

Co-Investigators: Jaya Davis , Stephen Mattingly

No matter where you live, but especially if you live in a big city, you have likely seen people experiencing homelessness (PEH) using public transportation services. PEH use public transportation not only to get from place to place but also as shelte ... Read More

The use and influence of health indicators in transportation decision-making

Principal Investigator: Kelly Rodgers

As a social determinant of health, transportation significantly contributes to well-being through several pathways. Researchers and practitioners have called for health indicators as one way to integrate public health concerns into transportation dec ... Read More

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

Principal Investigator: Arlie Adkins

Co-Investigator: 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

261 Results