Research Projects | National Institute for Transportation and Communities

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

Statistical Inference for Multimodal Travel Time Reliability

Principal Investigator: Avinash Unnikrishnan

Co-Investigators: Miguel Figliozzi , Subhash Kochar

Travel time reliability is a key metric of interest to practitioners and researchers. There are several metrics available for travel time reliability - buffer index, planning index, probability of travel time being higher than a specific value, etc. ... Read More

Estimating the Economic Impacts Of Transportation-Related Supply Chain Disruptions In The Post-Earthquake Environment

Principal Investigator: Divya Chandrasekhar

"Estimating economic impact of transportation-related supply chain disruptions in the post-earthquake environment (Case Study: Wasatch Region)" PI: Divya Chandrasekhar, City & Metropolitan Planning, University of Utah Partner organizations: Kem ... Read More

Accessing Opportunities for Household Provisioning Post-COVID-19

Principal Investigator: Kelly Clifton

Co-Investigators: Kristina Currans , Amanda Howell

The acquisition of food and household necessities has been dramatically impacted by the COVID-19 pandemic as people are asked to minimize travel to avoid exposure, supply chains are disrupted, transit services are reduced, and stores and restaurants ... Read More

Integrate Socioeconomic Vulnerability for Resilient Transportation Infrastructure Planning

Principal Investigator: Liming Wang

Co-Investigators: John MacArthur , Yu Xiao

The objective of this proposal is to develop a new methodology that incorporates community socioeconomic vulnerability in the evaluation of transportation infrastructure vulnerabilities for cities and regions facing multi-hazards such as the Portland ... Read More

Mobility for the People: Evaluating Equity Requirements in Shared Mobility Programs

Principal Investigator: Anne Brown

Co-Investigator: Amanda Howell

Ensuring equitable access to different shared mobility options, including carshare, bikeshare, and e-scooter share, has increasingly become an important focal point for cities. Whether they are engaging in public-private partnerships, contracting for ... 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

Pedestrian Behavior Study to Advance Pedestrian Safety in Smart Transportation Systems Using Innovative LIDAR Sensors

Principal Investigator: Taylor Li

Co-Investigators: Sirisha Kothuri , Xianfeng Yang

Pedestrian safety is critical to improving walkability. Although walking trips have increased in the last decade, pedestrian safety remains a top concern. In 2018, 6,283 pedestrians were killed in traffic crashes representing the most deaths since 19 ... Read More

Using Social Network Analysis To Optimize Access To Culturally Responsive And Affordable Transportation For Older (Im)Migrants

Principal Investigator: Rebecca Mauldin

Co-Investigators: Stephen Mattingly , Rupal Parekh

Nearly 4.6 million immigrants age 65 years and older live in the United States. This population is expected to more than triple in size by 2050. A lack of culturally appropriate transportation solutions for older immigrants and migrants (i.e., (im)m ... Read More

Marginalized Populations’ Access to Transit: Journeys from Home and Work to Transit

Principal Investigator: Marisa Zapata

Co-Investigators: Ivis Garcia , Amy Lubitow , Miriam Abelson

Research demonstrates that marginalized populations experience significant barriers in accessing transit. Much research related to marginalized populations focuses on fares, costs, and locations to utilizing transit. More recent studies look at how t ... Read More

Understanding the Mobility Impacts of Decentralizing Homeless Services in Salt Lake County, Utah

Principal Investigator: Sarah Canham

Co-Investigators: Ivis Garcia , Jeff Rose , Shannon Jones

In 2016, Salt Lake County, Utah initiated the transition of the delivery of homelessness services from a centralized homeless shelter and provider (The Road Home) to a decentralized model of shelter provision and service delivery through four Homeles ... Read More

Data-Driven Optimization for E-Scooter System Design

Principal Investigator: Jianqiang Cheng

The objective of this project is to develop data-driven, decision-making models and computational methods for shared-mobility system design and operation. Specifically, we will use shared e-scooters as a representative system, with the ultimate goal ... Read More

251 Results