Research Projects

Street Network Geometry Projects – Global and California
Research Lead: Adam Millard-Ball
University: UCLA
Status: In Progress
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Resourcing and Improving Engagement Practices with Historically Excluded Communities
Research Lead: Sarah McCullough
University: UC Davis
Status: In Progress
Research Area: Transportation Equity

An Assessment of Performance Measures in the Transportation Development Act
Research Team: John Gahbauer, Jaimee Lederman, Esther Huang, Martin Wachs, Juan Matute, and Brian D. Taylor
University: UCLA
Status: Completed
Research Area: Performance Evaluation and Optimization

Advancing Transportation Equity Policy and Practice in California
Research Lead: Jesus M. Barajas
University: UC Davis
Status: In Progress
Research Area: Transportation Equity

Enhancing Technical and Analytical Capability and Capacity to Implement a Racially Equitable and Just Transportation Agenda
Research Team: Paul Ong (lead), Silvia Gonzalez, and Gian-Claudia Sciara
University: UCLAUniversity of Texas
Status: In Progress
Research Area: Transportation Equity

Summary of Interviews with California Metropolitan Planning Organizations About Senate Bill 375 and the Sustainable Communities Strategies
Research Team: Jazmin Amini, Clay Kerchof, Laurel Mathews, and Matthew Thompson
University: UC Berkeley
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Resiliency Impacts of Plug-in Electric Vehicles in a Smart Grid
Research Team: Ghazal Razeghi (lead), Jennifer Lee, and Scott Samuelsen
University: UC Irvine
Status: Completed
Research Area: Environment, Energy, Health, and Transportation

Future of Public Transit and Shared Mobility: Scenario Planning for COVID-19 Recovery
Research Team: Susan Shaheen and Stephen Wong
University: UC Berkeley
Status: Completed
Research Area: COVID-19 Response and Recovery

Examining the Interaction of Electric Vehicles and the Power Grid by Combining Mobile Phone and Smart Meter Data
Research Team: Marta Gonzalez (lead), Ram Rajagopal
University: UC BerkeleyStanford University
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

COVID-19, Commuting, and E-Shopping: Understanding Current and Future Impacts in California
Research Lead: Jean-Daniel Saphores
University: UC Irvine
Status: In Progress
Research Area: COVID-19 Response and Recovery

Carbon Neutrality Study 1: Driving California’s Transportation Emissions to Zero
Research Team: Austin L. Brown, Daniel Sperling, Kelly L. Fleming, Timothy Lipman, Lew Fulton, Jean Daniel Saphores, Gil Tal, Colin Murphy, Susan Shaheen, Bernadette Austin, Juan Carlos Garcia Sanchez, Elliot Martin, Marshall Miller, Michael Hyland, Susan Handy, Mark A. Delucchi, Daniel Coffee, JR DeShazo, Carolyn Abrams, Debapriya Chakraborty, Sina Dabag, Adam Davis, Kate Forest, Alan Jenn, Seth Karten, Blake Lane, Michael Mackinnon, Elliot Martin, Monica Ramirez-Ibarra, Stephen Ritchie, Sara Schremmer, Joshua Segui, Susan Shaheen, Andre Tok, Aditya Voleti, Julie Witcover, Allison Yang
University: UC Berkeley, UC Davis, UC Irvine, UCLA
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Evaluating the Labor, Environmental, and Safety Implications of Home Delivery Services and Ride-hailing Companies
Research Lead: Amelia Regan
University: UC Irvine
Status: In Progress
Research Area: COVID-19 Response and Recovery

An International Comparative Analysis of Equitable Road Pricing Strategies
Research Team: Mollie D’Agostino (lead) and Austin Brown
University: UC Davis
Status: In Progress
Research Area: Transportation Equity

Synthesis of State-Level Planning and Strategic Actions on Automated Vehicles: Lessons and Policy Guidance for California
Research Team: Stephen Wong and Susan Shaheen
University: UC Berkeley
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Assessing Opportunities for Aligning the Provision of Affordable Housing in California with the State’s Environmental Goals
Research Team: Paul Ong (lead), Chhandara Pech, and Jacob Wasserman
University: UCLA
Status: In Progress
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Development of Zero-Emission Bus Implementation Guidance for Public Transit Agencies
Research Lead: Tim Lipman
University: UC Berkeley
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

An Analysis of People Using Vehicles as Shelter and the Regulatory Response in Los Angeles County
Research Team: Madeline Brozen (Lead) and Evelyn Blumenberg
University: UCLA
Status: In Progress
Research Area: Transportation Equity

Planes, Trains, and Automobiles: A Synthesis of Tradeoffs Related to Shifting from Air to Ground Travel
Research Team: J.R. DeShazo (Lead), James Di Fillippo and Jason Karpman
University: UCLA
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

Guardrails on Priced Lanes: Protecting Vulnerable Populations While Promoting Efficiency through Congestion Road Pricing
Research Team: Michael Manville (lead) and Gregory Pierce
University: UCLA
Status: In Progress
Research Area: Transportation Equity

Understanding and Modeling the Impacts of COVID-19 on Freight Trucking Activity
Research Team: Stephen Ritchie (lead), Andre Tok, and Guoliang Feng
University: UC Irvine
Status: In Progress
Research Area: COVID-19 Response and Recovery

Identifying Types of Telecommuters based on Daily Travel and Activity Patterns
Research Team: Michael McNally (lead) and Rezwana Rafiq
University: UC Irvine
Status: In Progress
Research Area: COVID-19 Response and Recovery

What Drives Success in Public Bikeshare Programs?
Research Team: Michael Hyland (lead) and Jean-Daniel Saphores
University: UC Irvine
Status: In Progress
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Assessing the Safety and Operational Impact of Alternative Speed Limit Policies on California Highways
Research Lead: Michael Zhang
University: UC Davis
Status: In Progress
Research Area: Safety for All Road Users

Evaluating Barriers to Electrifying Vehicles Used for Ride-hailing from a Driver’s Perspective
Research Team: Angela Sanguinetti (lead) and Ken Kurani
University: UC Davis
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

Understanding How Consumer Awareness of Electric Vehicle Charging Stations Affects Electric Vehicle Adoption in California
Research Team: Ken Kurani (lead) and Scott Hardman
University: UC Davis
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

Identifying Gaps in California’s Hydrogen Fueling Station Network through an Assessment of the Refueling Behavior of Fuel Cell Vehicle Drivers
Research Team: Scott Hardman (lead), Adam Davis, and Gil Tal
University: UC Davis
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

Guidance for Developing More Resilient Airport Infrastructure in California
Research Team: Jasenka Rakas (lead) and Sarah Lindbergh
University: UC Berkeley
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

Understanding Household Electric Vehicle Charging Patterns to Improve Electricity Demand Estimates
Research Team: Catherine Wolfram (lead) and Andy Campbell, UC Berkeley; James Bushnell and David Rapson, UC Davis
University: UC Berkeley, UC Davis
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

Identifying Strategies to Preserve Transit-accessible Affordable Housing
Research Lead: Karen Chapple
University: UC Berkeley
Status: In Progress
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Monitoring Public Transit COVID-19 Recovery Efforts and Ridership Trends and Assessing Opportunities for Deploying Dynamic Transit Routes
Research Lead: Alex Kurzhanskiy
University: UC Berkeley
Status: In Progress
Research Area: COVID-19 Response and Recovery

Testing the Use of Connected and Automated Vehicle Technology to Smooth Traffic Flow and Reduce Congestion in California
Research Team: Alexandre Bayen (lead), Susan Shaheen, Betty Deakin, Karen Frick, Jonathan Lee, Yashar Farid, UC Berkeley; Dan Sperling, UC Davis
University: UC Berkeley, UC Davis
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

Assessing Benefits from Shifting Passenger Travel from Air to High-Speed Rail in California
Research Team: Mark Hansen (lead) and Kaijing Ding
University: UC Berkeley
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

Open-source Database on “Smart City” Technology Adoption in California
Research Team: Alison Post (Lead), Karen Frick, Iryna Dronova, Jane Macfarlane, Kenichi Soga, and Joan Walker
University: UC Berkeley
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

Assessing Drivers’ Responses to Eco-driving Applications
Research Team: Ching-Yao Chan (lead) and Peggy Wang
University: UC Berkeley
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

Addressing High Capital Costs and Delays for California’s Major Transportation Projects
Research Team: Ethan Elkind (lead), J. Jordan Diamond, Ted Lamm, and Arianna Wolff
University: UC Berkeley
Status: In Progress
Research Area: Performance Evaluation and Optimization

Combining Travel and Public Health Data to Examine Impacts of COVID-19 Shelter-in-Place Orders in Los Angeles County
Research Team: Caroline Rodier (lead) and Huajun Chai, UC Davis; Kay Nagel and Ihab Kaddoura, Technical University of Berlin; David V. Conte and Abigail Horn, University of Southern California; and Neil Maizlish, Public Health Institute
University: UC DavisTechnical University of Berlin, University of Southern California
Status: In Progress
Research Area: COVID-19 Response and Recovery

Double the Trouble: A Playbook for COVID-19 and Evacuations
Research Team: Susan Shaheen (Lead), Stephen Wong, Jacquelyn Broader, and Adam Cohen
University: UC Berkeley
Status: Completed
Research Area: COVID-19 Response and Recovery

Assessing Temporary and Long-Lasting Impacts of the COVID-19 Pandemic on Travel in California
Research Team: Giovanni Circella (lead), Susan Handy, Dillon Fitch, Yongsung Lee, and Patricia Mokhtarian,
University: UC Davisand Georgia Institute of Technology
Status: In Progress
Research Area: COVID-19 Response and Recovery

By Transit, By-Right: How Housing Development Approval Processes Can Support Higher Transit-Friendly Density
Research Team: Paavo Monkkonen (lead), Shane Phillips and Michael Manville
University: UCLA
Status: In Progress
Research Area: Integrated, Low-Carbon Transportation, and Land Use

An Assessment of the Evacuation Capacity of Los Angeles Roadways and Bridges
Research Team: Ertugrul Taciroglu (Lead) and Barbaros Cetiner
University: UCLA
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

Assessing the Effectiveness of Environmentally-Friendly Bio-stabilization Maintenance Strategies on Hillsides Affected by Wildfire
Research Lead: Ingrid Tomac
University: UC San Diego
Status: In Progress
Research Area: Performance Evaluation and Optimization

Developing a Framework for Siting Multi-Modal Charging Hubs
Research Team: Ran Wei (lead) and Nanpeng Yu
University: UC Riverside
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

Autonomicity: A Modeling Framework for Equitable Policy Analysis for Future Transportation
Research Team: Jay Jayakrishnan (lead) and Michael Hyland
University: UC Irvine
Status: In Progress
Research Area: Transportation Equity

Causes of Housing Construction Delay in Transit-Accessible and Jobs-Rich Areas in California
Research Team: Nicholas J. Marantz (lead), Jae Hong Kim, and Doug Houston
University: UC Irvine
Status: In Progress
Research Area: Other Transportation Topics

An Assessment of Micromobility Travel in California in terms of Trip Characteristics, Connections to Transit, and COVID-19 Effects
Research Team: Dillon Fitch (lead) and Alan Jenn
University: UC Davis
Status: In Progress
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Markets and Program Options For E-bikes in California
Research Team: Elizabeth Deakin (lead) and Karl Reinhard
University: UC Berkeley
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

Who is Using Micromobility and Why?
Research Team: Giovanni Circella (lead) and Kailai Wang
University: UC Davis
Status: In Progress
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Changes in Traffic Patterns and Localized Air Quality in Southern California
Research Team: Shams Tanvir (lead), Matthew Barth, Barry Wallerstein, Cesunica Ivey, and Kanok Boriboonsomsin
University: UC Riverside
Status: In Progress
Research Area: COVID-19 Response and Recovery

Exploring the Role of Transit in COVID-19 Transmission
Research Lead: David Brownstone
University: UC Irvine
Status: In Progress
Research Area: COVID-19 Response and Recovery

Planning for the Reopening of Public Transit with Social Distancing Measures
Research Lead: Z. Max Shen
University: UC Berkeley
Status: In Progress
Research Area: COVID-19 Response and Recovery

Virtual Convenings and Policy Series to Explore Response Strategies and Next Steps for Transit
Research Team: Juan Matute (lead), Ryan Caro
University: UCLA
Status: In Progress
Research Area: COVID-19 Response and Recovery

Homelessness in Transit Environments
Research Team: Anastasia Loukaitou-Sideris (lead), Jacob Wasserman, Ryan Caro, and Hao Ding
University: UCLA
Status: Completed
Research Area: COVID-19 Response and Recovery

Monitoring and Adjusting Transit Service during a Pandemic
Research Team: Brian Taylor (lead), Hao Ding, John Gahbauer, and Sam Speroni
University: UCLA
Status: Completed
Research Area: COVID-19 Response and Recovery

Rapid Reporting of Vehicle Crash Data in California to Understand Impacts from COVID-19 Pandemic on Traffic and Incidents
Research Team: Fraser Shilling (lead) and David Waetjen
University: UC Davis
Status: Completed
Research Area: COVID-19 Response and Recovery

Measuring Changes in Air Quality from Reduced Travel in Response to COVID-19
Research Lead: Michael Kleeman
University: UC Davis
Status: In Progress
Research Area: COVID-19 Response and Recovery

Assessing the Impact of COVID-19 on Auto Availability Among Gig Workers
Research Lead: Jacob Wasserman
University: UCLA
Status: In Progress
Research Area: COVID-19 Response and Recovery

Evaluating the Impact of COVID-19 on Auto Access Among Vulnerable Populations
Research Team: Evelyn Blumenberg (lead) and Jacob Wasserman
University: UCLA
Status: In Progress
Research Area: COVID-19 Response and Recovery

Transportation Access to Health Care During the COVID-19 Pandemic: Trends and Implications for Significant Patient Populations and Health Care Needs
Research Team: Katherine L. Chen, M.D.; Madeline Brozen, M.U.R.P; Jeffrey E. Rollman, M.P.H., N.R.P; Tayler Ward; Keith Norris, M.D., Ph.D.; Kimberly D. Gregory, M.D., M.P.H.; and Frederick J. Zimmerman, Ph.D.
University: UCLA
Status: Completed
Research Area: COVID-19 Response and Recovery

Will COVID-19 Worsen California’s Truck Driver Shortage?
Research Team: Amelia Regan and Jean-Daniel Saphores
University: UC Irvine
Status: Completed
Research Area: COVID-19 Response and Recovery

Rethinking Last-Mile Retail Distribution Strategies in a Pandemic
Research Team: Miguel Jaller (lead), Anmol Pahwa
University: UC Davis
Status: In Progress
Research Area: COVID-19 Response and Recovery

Estimating Impacts of COVID-19 on Transit Funding and Expenditures
Research Team: Juan Matute (lead), Martin Wachs, and Brian Taylor
University: UCLA
Status: In Progress
Research Area: COVID-19 Response and Recovery

All Is Not LOST: Tracking California’s Local Option Sales Tax Revenues for Transportation During the Pandemic
Research Team: Martin Wachs, Hannah King, Natalie Amberg, Jacob L. Wasserman, Brian D. Taylor
University: UCLA
Status: Completed
Research Area: COVID-19 Response and Recovery

The Induced Travel Calculator and Its Applications
Research Team: Jamey Volker (lead) and Susan Handy
University: UC Davis
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Evaluation of an Electric Vehicle Carsharing Pilot Project in Rural San Joaquin Valley in Terms of Meeting Mobility Needs of Residents and Reducing Greenhouse Gas Emissions
Research Team: Caroline Rodier (lead) and Brian Harold
University: UC Davis
Status: In Progress
Research Area: Transportation Equity

A Review of Reduced and Free Transit Fare Programs in California
Research Team: Jean-Daniel Saphores, Deep Shah, and Farzana Khatun
University: UC Irvine
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Sustainable Transportation Terms: A Glossary
Research Team: Michelle Byars, Albee Wei, and Susan Handy
University: UC Davis
Status: Completed
Research Area:

Policy Brief: Electric Assisted Bikes (e-bikes) Show Promise in Getting People Out of Cars
Research Lead: Dillion Fitch
University: UC Davis
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

From Traffic Impact Analysis to Accessibility Impact Analysis: Developing and Testing a Next Generation Development Impact Analysis Tool
Research Lead: Brian D. Taylor
University: UCLA
Status: In Progress
Research Area: Integrated, Low-Carbon Transportation, and Land Use

The Development of Digital Twins for Bridges to Assist with Maintenance and Monitoring
Research Team: Ertugrul Taciroglu (lead) and Farid Ghahari
University: UCLA
Status: In Progress
Research Area: Performance Evaluation and Optimization

Understanding the Relationship Between Aging, Residential Location, and Travel among Different Senior Cohorts
Research Team: Martin Wachs (lead), Evelyn A. Blumenberg, Andrew Schouten, and Hannah R. King
University: UCLA
Status: Completed
Research Area: Transportation Equity

Policy Brief Series on the Relationships Among Congestion, Road Pricing, Density and Transit Ridership
Research Lead: Michael Manville
University: UCLA
Status: In Progress
Research Area: Performance Evaluation and Optimization

Sources of and Gaps in Data for Understanding Public Transit Ridership
Research Team: Brian D. Taylor (lead) and Jacob Wasserman
University: UCLA
Status: Completed
Research Area: Other Transportation Topics

Urban Design at the Intersection of Transportation, Climate Change, Ecology, and Social Justice
Research Lead: Kian Goh
University: UCLA
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

Using Transportation Network Companies to Inform and Support Transit Planning and Disadvantaged Community Mobility
Research Team: Gregory Pierce (lead), Mohja Rhoads, and James Di Filippo
University: UCLA
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

Evaluating the Proximity of Jobs and Workers to High-Quality Transit
Research Lead: Evelyn Blumenberg
University: UCLA
Status: In Progress
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Dynamic Pricing for Maximizing Performance of High-occupancy Toll Lanes Along a Freeway Corridor
Research Lead: Wenlong Jin
University: UC Irvine
Status: In Progress
Research Area: Performance Evaluation and Optimization

Alternative Fuel Demand and Adoption Behavior of Heavy-duty Vehicle Fleets in California
Research Lead: Stephen Ritchie
University: UC Irvine
Status: In Progress
Research Area: Logistics and Goods Movement

Regulatory Impacts and Infrastructure Needs to Improve the Efficiency of California Marine Ports
Research Lead: Stephen Ritchie
University: UC Irvine
Status: In Progress
Research Area: Logistics and Goods Movement

Accessibility, Affordability, and the Allocation of Housing Targets to California’s Local Governments
Research Team: Nicholas J. Marantz (lead), Huixin Zheng, Jae Hong Kim, and Doug Houston
University: UC Irvine
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Development of Modeling Framework to Assess Impacts of Congestion Pricing Policies in Southern California with Consideration of New Mobility Options
Research Lead: Michael Hyland
University: UC Irvine
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

Understanding the Impact of Housing Costs in California on Commute Length in Terms of Travel Time and Distance
Research Lead: Jean-Daniel Saphores
University: UC Irvine
Status: In Progress
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Traffic, Infrastructure, Environmental, and Health Implications of Deploying Zero-Emission Connected Autonomous Trucks in Southern California
Research Lead: Jean-Daniel Saphores
University: UC Irvine
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

The Causes and Consequences of Local Growth Control: A Transportation Perspective
Research Team: Jae Hong Kim (lead), Nicholas Marantz and Nene Osutei
University: UC Irvine
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Designing Public Transit Stations to Enhance Access to First/Last Mile Mode Choices
Research Team: Beth Ferguson (lead) and Angela Sanguinetti
University: UC Davis
Status: In Progress
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Discovering the Gaps: Data Anonymization and Analysis in the Field of Transportation
Research Lead: Matthew Bishop
University: UC Davis
Status: In Progress
Research Area: Performance Evaluation and Optimization

Pavement Environmental Life Cycle Assessment Tool for Local Governments
Research Team: John T. Harvey (lead), Jon Lea, and Arash Saboori
University: UC Davis
Status: In Progress
Research Area: Performance Evaluation and Optimization

How Dock-less Electric Bike Share Influences Travel Behavior, Attitudes, Health, and Equity: Phase II
Research Team: Dillon Fitch (lead), Susan Handy, and Tatsuya Fukushige
University: UC Davis
Status: Completed
Research Area: Environment, Energy, Health, and Transportation

Equitable Congestion Pricing
Research Team: Mollie D’Agostino (lead), Michael Zhang, Kelly Fleming, Paige Pellaton, and Brittany White
University: UC Davis
Status: In Progress
Research Area: Transportation Equity

A Quantitative Investigation into the Impact of Partially Automated Vehicles on Vehicle Miles Travelled in California
Research Team: Scott Hardman (lead), Debapriya Chakraborty, and Eben Kohn
University: UC Davis
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Development of a Logistics Decision Support Tool for Small and Medium Companies to Evaluate the Impacts of Environmental Regulations in California
Research Team: Miguel Jaller (lead), Carlos Otero, and Anmol Pahwa
University: UC Davis
Status: In Progress
Research Area: Logistics and Goods Movement

Investigating Transportation and Housing Linkages for the State of California
Research Team: Daniel G. Chatman (lead) and Carolina K. Reid | University of California, Berkeley; Michael K. Manville
University: UC Berkeley
Status: In Progress
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Development of a Model to Evaluate Policy Approaches for Transportation Network Companies and the Private Vehicle to Address Congestion and Promoting Equity in San Francisco
Research Lead: Pravin Varaiya
University: UC Berkeley
Status: In Progress
Research Area: Performance Evaluation and Optimization

Research Synthesis for the California Zero Traffic Fatalities Task Force
Research Team: Offer Grembek (lead), Katherine Chen | University of California, Berkeley; Dillon Fitch | University of California, Davis; and Brian D. Taylor and Yu Hong Hwang | UCLA
University: UC Berkeley, UC Davis, UCLA
Status: Completed
Research Area: Safety for All Road Users

Synergies of Combining Demand- and Supply-Side Measures to Manage Congested Streets
Research Team: Michael Cassidy (lead), Carlos Daganzo, and Ibrahim Itani
University: UC Berkeley
Status: Completed
Research Area: Performance Evaluation and Optimization

Evaluation of Benefits and Costs of a Connected Eco-Driving Program for Trucks
Research Team: Kanok Boriboonsomsin (lead) and Matthew Barth
University: University of California, Riverside
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

Improving Light and Soundscapes for Wildlife Use of Highway Structures
Research Lead: Fraser Shilling
University: UC Davis, UCLA
Status: In Progress
Research Area: Safety for All Road Users

Do Electricity Prices Affect Electric Vehicle Adoption?
Research Team: Erich Muehlegger (lead), David Rapson, and James Bushnell
University: UC Davis
Status: Completed
Research Area: Environment, Energy, Health, and Transportation

Green Charging of Electric Vehicles Under a Net-Zero Emissions Policy Transition in California
Research Team: Alan Jenn (lead) and Austin Brown
University: UC Davis
Status: Completed
Research Area: Environment, Energy, Health, and Transportation

Are Drivers with Experience Using Different Modes Better at Sharing the Road?
Research Team: Linda Hill (lead), Benjamin Bergen, Deborah Forster, and Colleen Emmenegger
Status: In Progress
Research Area:

Exploring Low Carbon Options for Aviation Fuels
Research Lead: Julie Witcover
University: UC Davis
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

Leveraging the California Highway Incident Processing System for Policy and Research
Research Team: David Waetjen (lead) and Fraser Shilling
University: UC Davis
Status: Completed
Research Area: Safety for All Road Users

Exploring Vehicle Design Strategies to Support a Return to Pooling in the Wake of the COVID-19 Pandemic
Research Team: Angela Sanguinetti (lead) and Beth Ferguson
University: UC Davis
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

Mobile Device Data Analytics to Support Next‐Generation Traffic Management
Research Team: Jane Macfarlane (lead) and Anthony D Patire
University: UC Berkeley
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

Integrating Traffic Network Analysis and Communication Network Analysis at a Regional Scale to Support More Efficient Evacuation in Response to a Wildfire Event
Research Team: Kenichi Soga (lead), Louise Comfort, Bingyu Zhao, Paola Lorusso, and Sena Soysal
University: UC Berkeley
Status: Completed
Research Area: Environment, Energy, Health, and Transportation

Where Ridehail Drivers Go Between Trips: Trading off Congestion and Curb Availability?
Research Team: Adam Millard-Ball (lead), Liwei Liu, Drew Cooper, and Joe Castiglione
University: UC Santa Cruz
Status: Completed
Research Area: Other Transportation Topics

Coordinated Operation of Shared Micro-Mobility to Support a Sustainable Transportation System
Research Team: Shams Tanvir (lead) and Kanok Boriboonsomsin
University: University of California, Riverside
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

Assessing Roadway Infrastructure for Future Connected and Automated Vehicle Deployment in California
Research Team: Guoyuan Wu (lead), Matthew Barth and Peng Hao
University: University of California, Riverside
Status: In Progress
Research Area: Shared, Connected, and Autonomous Vehicles

Spatial Modeling of Future Light- and Heavy-Duty Vehicle Travel and Refueling Patterns in California
Research Team: Lew Fulton (lead), Tri Dev Acharya, Alan Jenn, and Marshall Miller
University: UC Davis
Status: Completed
Research Area: Logistics and Goods Movement

Benchmarking “Smart City” Technology Adoption in California: Developing and Piloting a Data Collection Approach
Research Team: Alison Post Ph.D. (lead), Karen Trapenberg Frick, Ph.D., Tanu Kumar Ph.D., Giselle Kristina Mendonça Abreu
University: UC Berkeley
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Best Practices for the Public Management of Electric Scooters
Research Team: Elizabeth Deakin (lead) and Karl Reinhardt
University: UC Berkeley
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Can Targeted Rebates Foster Equity in Congestion Pricing Schemes?
Research Lead: James Sallee
University: UC Berkeley
Status: In Progress
Research Area: Performance Evaluation and Optimization

Who Has Access to E-Commerce During the COVID-19 Pandemic in the Sacramento Region? Implications for Future E-Commerce and Shopping Tripmaking
Research Team: Susan Shaheen (Lead), Edward “Teddy” Forscher, Elizabeth Deakin, Joan Walker
University: UC Berkeley
Status: Completed
Research Area: Logistics and Goods Movement

The Impact of COVID-19 on the Mobility Needs of an Aging Population in Contra Costa County
Research Team: David R. Ragland (lead), Glenn Shor, and Grace Felschundneff,
University: UC Berkeley
Status: Completed
Research Area: Transportation Equity

Development of an Open Source Tool to Streamline Connected Automated Vehicle (CAV) Test Data Collection and Evaluation
Research Team: Hao Liu (lead) and Xiao-Yun Lu
University: UC Berkeley
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Effects of Increased Weights of Alternative Fuel Trucks on Pavement and Bridges
Research Team: John Harvey (lead), Alissa Kendall (co-lead), Miguel Jaller (co-lead), Arash Saboori, Marshall Miller, Changmo Kim, Jon Lea, Ashkan Saboori
University: UC Davis
Status: Completed
Research Area: Logistics and Goods Movement

Vulnerability of California Roadways to Post-Wildfire Debris Flow
Research Team: Mikhail V. Chester, Ph.D.; and Rui Li
University: UCLA
Status: Completed
Research Area: Performance Evaluation and Optimization

Exploring Future Travel Patterns to Inform the Planning of the Second Rail Crossing in the San Francisco Bay Area
Research Team: Giovanni Circella (lead), Tho Le, Farzad Alemi, Dan Sperling, Miguel Jaller Martelo, David S. Bunch and Patricia L. Mokhtarian
University: UC Davis
Status: In Progress
Research Area: Performance Evaluation and Optimization

Emissions Impact of Connected and Automated Vehicle Deployment in California
Research Team: Giovanni Circella (lead), Miguel Jaller, Ran Sun, Xiaodong Qian, and Farzad Alemi
University: UC Davis
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Early Results from an Electric Vehicle Carsharing Service in Rural Disadvantaged Communities in the San Joaquin Valley
Research Team: Caroline Rodier (lead), Brian Harold, and Yunwan Zhang
University: UC Davis
Status: Completed
Research Area: Performance Evaluation and Optimization

Gaining Wait? Analyzing the Congestion Impacts of Road Diets in Los Angeles
Research Lead: Dylan Jouliot
University: UCLA
Status: Completed
Research Area: Performance Evaluation and Optimization

Transit First: Culver City Washington Blvd Transit Lane Feasibility Study
Research Team: Weicheng (Jeffery) Lu
University: UCLA
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Unequal Streets, Unequal Stations: Active Transportation Safety Disparities in the SCAG Region
Research Team: Riley O'Brien
University: UCLA
Status: Completed
Research Area: Transportation Equity

A New Model for Transit: Transit/Transportation Network Company Partnerships in Western Riverside County
Research Team: Melissa Sather
University: UCLA
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Evaluating the Effects of a Classroom-Based Bicycle Education Intervention on Bicycle Activity, Self-Efficacy, Personal Safety, Knowledge, and Mode Choice
Research Team: Daniel A. Rodríguez (lead) and Elizabeth R. Nachman
University: UC Berkeley
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Evaluating the Impact of the “May is Bike Month” Campaign on Increasing Bicycling Rates in the Sacramento Region
Research Team: Giovanni Circella (lead), Farzad Alemi and Jai Malik
University: UC Davis
Status: In Progress
Research Area: Performance Evaluation and Optimization

Is It OK to Get in a Car with a Stranger? Risks and Benefits of Ride-pooling in Shared Automated Vehicles
Research Team: Angela Sanguinetti (lead), Ken Kurani, and Beth Ferguson
University: UC Davis
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Shared Mobility Policy Briefs: Definitions, Impacts, and Recommendations
Research Team: Professor Susan Shaheen (lead researcher) and Dr. Elliot Martin | University of California, Berkeley; with collaboration by UC Irvine and UCLA
University: UC Berkeley, UC Irvine, UCLA
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Energy-aware Trajectory Optimization of Connected and Automated Vehicle Platoons through a Signalized Intersection
Research Team: Michael Zhang (lead), Xiao Han (Postdoc), and Rui Ma
University: UC Davis
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Improving the Distribution of Densities in Southern California
Research Team: Jae Hong Kim and Xiangyu Li
University: UC Irvine
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Social Impacts of Transit Oriented Development on Disadvantaged Communities
Research Lead: Douglas Houston
University: UC Irvine
Status: In Progress
Research Area: Transportation Equity

Mobility of Older Adults in California: In the Era of Shared Mobility
Research Team: Stephen G. Ritchie (lead), Suman Mitra
University: UC Irvine
Status: In Progress
Research Area: Transportation Equity

Agent-based Modeling of the Impacts of Shared/Connected Mobility on Transit Systems and Potential Synergetic Options
Research Lead: R. Jayakrishnan
University: UC Irvine
Status: In Progress
Research Area: Performance Evaluation and Optimization

Methods for Analyzing Managed Lane Performance Accounting for HOV Degradation
Research Lead: R. Jayakrishnan
University: UC Irvine
Status: In Progress
Research Area: Performance Evaluation and Optimization

Environmental, Economic, and Environmental Justice Implications for Autonomous, Zero-Emission Heavy Duty Trucks in Southern California
Research Lead: Jean Daniel M. Saphores
University: UC Irvine
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

Improved California Truck Traffic Census Reporting and Spatial Activity Measurement
Research Team: Stephen G. Ritchie (lead), Andre Tok
University: UC Irvine
Status: In Progress
Research Area: Performance Evaluation and Optimization

Assessment of the Employment Accessibility Benefits of Shared Autonomous Mobility Services
Research Lead: Michael Hyland
University: UC Irvine
Status: Completed
Research Area: Performance Evaluation and Optimization

Approaches to Congestion Pricing for High-Occupancy-Toll (HOT) Lanes Using Control Theory
Research Lead: Wenlong Jin
University: UC Irvine
Status: In Progress
Research Area: Performance Evaluation and Optimization

Transportation System Performance: Congestion Pricing, Induced Demand, and Equity
Research Lead: Michael G. McNally
University: UC Irvine
Status: In Progress
Research Area: Transportation Equity

Public Transportation Safety Among University Students
Research Team: Anastasia Loukaitou-Sideris (lead), Madeline Brozen, Miriam Pinski, Hao Ding, Fariba Siddiq | UCLA; and Vania Ceccato | Royal Institute of Technology
University: UCLARoyal Institute of Technology
Status: Completed
Research Area: Safety for All Road Users

The​ ​Opportunity​ ​Cost​ ​of​ ​Parking Requirements:​ The Case of Silicon Valley
Research Team: Michael Manville (lead), Tanner Osman | UCLA; and C.J. Gabbe, Santa Clara University
University: UCLASanta Clara University
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

The Changing Spatial Location of Low-Wage Work and Workers in California: Implications for Transit Ridership
Research Lead: Evelyn Blumenberg
University: UCLA
Status: Completed
Research Area: Transportation Equity

Developing and Demonstrating the c-Air Computational Aerosol Analysis Device for Transportation Assessments
Research Team: Aydogan Ozcan (lead), Yifang Zhu, Arnold Suwarnasarn
University: UCLA
Status: Completed
Research Area: Environment, Energy, Health, and Transportation

Using Emerging Sensor Networks to Investigate Impacts of Roadway Activities on PM10 and PM2.5
Research Lead: Suzanne Paulson
University: UCLA
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

Infrastructure-to-vehicle Communications for Autonomous Vehicle Systems
Research Lead: Izhak Rubin
University: UCLA
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Promises and Projects: Examining the Accountability and Flexibility of LOST Expenditure Plans
Research Team: Martin Wachs (lead), Jaimee Lederman
University: UCLA
Status: Completed
Research Area: Performance Evaluation and Optimization

Automatic Generation of School Bus Routes in Los Angeles
Research Team: Mason Porter (lead), David J. Spencer, and Cu Hauw Hung
University: UCLA
Status: Completed
Research Area: Performance Evaluation and Optimization

Distraction ‘Hangover’: Characterization of the Delayed Return to Baseline Driving Risk After Distracting Behaviors
Research Team: Linda L. Hill, MD, MPH; (lead), Jeanne Townsend, PhD; Joseph Snider, PhD; Ryan Spence; Anne-Marie Engler; Ryan Moran, MD, MPH; Sarah Hacker; and Leanne Chukoskie, PhD
University: UC San Diego
Status: Completed
Research Area: Safety for All Road Users

How the Built Environment Affects Car Ownership and Travel: Evidence from San Francisco Housing Lotteries
Research Team: Adam Millard-Ball (lead), Jeremy West
University: University of California, Santa Cruz
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Evaluating Use of New Technologies and Services to Improve Transit and Paratransit Operations
Research Lead: Amelia C. Regan
University: UC Irvine
Status: In Progress
Research Area: Transportation Equity

Advanced Biofuels Supply, Cost and Potential Greenhouse Gas Reduction in California
Research Team: Julie Witcover (lead), Lewis Fulton, and Rob Williams
University: UC Davis
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation

Answers from the Margins: Participatory Planning with Disadvantaged Communities
Research Team: Sarah Rebolloso McCullough (lead) and Rebecca van Stokkum
University: UC Davis
Status: Completed
Research Area: Transportation Equity

Supercharged? Electricity Demand and the Electrification of Transportation in California
Research Team: James Bushnell (lead) and David Rapson | University of California, Davis; Catherine Wolfram | University of California, Berkeley; and Fiona Burlig | University of Chicago
University: UC Berkeley, UC Davis, University of Chicago
Status: Completed
Research Area: Environment, Energy, Health, and Transportation

Factors Affecting Demand for Plug-in Charging Infrastructure: An Analysis of Plug-in Electric Vehicle Commuters
Research Team: Gil Tal (lead), Debapriya Chakraborty, Alan Jenn, Jae Hyun Lee, and David Bunch
University: UC Davis
Status: Completed
Research Area: Environment, Energy, Health, and Transportation

Travel Behavior Changes Among Users of Partially Automated Vehicles
Research Lead: Scott Hardman
University: UC Davis
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Assessing How Curbside Safety Varies at the City Block Level
Research Team: Offer Grembek (lead) and Aditya Medury
University: UC Berkeley
Status: In Progress
Research Area: Safety for All Road Users

Uncertainty, Innovation, and Infrastructure Credits: Outlook for the Low Carbon Fuel Standard Through 2030
Research Team: Aaron Smith (lead), James Bushnell, Daniel Mazzone, and Julie Witcover
University: UC Davis
Status: Completed
Research Area: Environment, Energy, Health, and Transportation

Autonomous Vehicles in the United States: Understanding Why and How Cities and Regions Are Responding
Research Team: Daniel Chatman (lead) and Marcel Moran
University: UC Berkeley
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Examining the Potential for Uber and Lyft to be Included in Subsidized Mobility Programs Targeted to Seniors, Low Income Adults, and People with Disabilities
Research Team: Elizabeth Deakin (lead), Jeremy Halpern, and Madeleine Parker
University: UC Berkeley
Status: Completed
Research Area: Performance Evaluation and Optimization

Safety Implications of Automated Vehicle Providing External Communication to Pedestrians
Research Team: Peggy Wang, Sanaz Motamedi, Teresa Canas Bajo, Xiao Zhou, Shouming Qi, Tingting Zhang, David Whitney, and Ching-Yao Chan
University: UC Berkeley
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Current State of the Sharing Economy and Evacuations: Lessons from California
Research Team: Susan Shaheen, Ph.D. (lead) and Stephen Wong
University: UC Berkeley
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Monitoring the Cost Effectiveness of the Caltrans Freeway Service Patrol (FSP) SB 1 Funded Expansion
Research Team: Alexander Skabardonis (lead), Michael Mauch, and Benjamin McKeever
University: UC Berkeley
Status: Completed
Research Area: Performance Evaluation and Optimization

California Infrastructure: Models for Delivery
Research Team: Kavika Dilawari, David Leipziger, Anjana Rimal, and Joel Ulloa
University: UCLA Anderson School of Management
Status: Completed
Research Area: Performance Evaluation and Optimization

Connecting the Dots Between School Siting and Vehicle Miles Traveled: Research for California State Policy Implementation
Research Team: Jeffrey M. Vincent and Karen Trapenberg Frick
University: UC Berkeley
Status: In Progress
Research Area: Integrated, Low-Carbon Transportation, and Land Use

The Impacts of Upzoning on Housing Production and Communities in California
Research Team: Carolina Reid (lead), Karen Chapple, and Carol Galante
University: UC Berkeley
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Investigating the Influence of Dock-less Electric Bike Share on Travel Behavior, Attitudes, Health, and Equity (Phase I)
Research Team: Dillon Fitch, Hossain Mohiuddin, and Susan Handy
University: UC Davis
Status: Completed
Research Area: Integrated, Low-Carbon Transportation, and Land Use

Learning to Collaborate: Lessons Learned from Governance Processes Addressing the Impacts of Sea Level Rise on Transportation Corridors Across California
Research Team: Mark Lubell (lead) and Francesca Vantaggiato
University: UC Davis
Status: Completed
Research Area: Performance Evaluation and Optimization

Influential Factors in the Formation of Partnerships Between Ridehail Companies and Public Transportation
Research Team: Susan Pike and Sara Kazemian
University: UC Davis
Status: Completed
Research Area: Shared, Connected, and Autonomous Vehicles

Assessing the Impact of Raising Truck Speed Limits on Traffic Safety
Research Team: Michael Zhang (lead) and Sarder Rafee Musabbir
University: UC Davis
Status: Completed
Research Area: Safety for All Road Users

Estimating the Pollution Abatement Potential of Electric Vehicle Subsidies
Research Team: Erich Muehlegger (lead) and David Rapson
University: UC Davis
Status: Completed
Research Area: Environment, Energy, Health, and Transportation

E-commerce, Warehousing and Distribution Facilities in California: A Dynamic Landscape and the Impacts on Disadvantaged Communities
Research Team: Miguel Jaller (lead), Xiaodong Qian, and Xiuli Zhang
University: UC Davis
Status: Completed
Research Area: Logistics and Goods Movement

Policy Recommendations for Reducing the Damage of Overweight Trucks on Public Roads by Improving California’s Weigh-in-Motion (WIM) System
Research Lead: Wei-Bin Zhang
University: UC Berkeley
Status: In Progress
Research Area: Logistics and Goods Movement

Ridehail Revolution: Ridehail Travel and Equity in Los Angeles
Research Team: Anne Brown (lead), Evelyn Blumenberg, Martin Wachs, and Brian Taylor
University: UCLA
Status: Completed
Research Area: Transportation Equity

Can Smog Repairs Create Social Justice? The Tune In & Tune Up Smog Repair Program in the San Joaquin Valley
Research Team: Gregory Pierce (lead) and Rachel Connolly
University: UCLA
Status: Completed
Research Area: Transportation Equity

Executive Education Program in Funding Sustainable Mobility
Research Team: Madeline Brozen (lead), John Gahbauer, Whitney Willis, Jordan Fraade, and Brian Taylor
University: UCLA
Status: In Progress
Research Area: Other Transportation Topics

Collection of Activity Data From On-Road Heavy-Duty Diesel Vehicles
Research Team: Kanok Boriboonsomsin (lead), Kent Johnson, George Scora, Daniel Sandez, Alexander Vu, Tom Durbin, and Yu (Jade) Jiang | University of California, Riverside; and Andrew Burnette with infoWedge
University: infoWedge, University of California, Riverside
Status: Completed
Research Area: Logistics and Goods Movement

Analyzing California Transit Ridership Trends
Research Team: Brian D. Taylor, PhD; Evelyn Blumenberg, PhD; Jacob Wasserman; Mark Garrett, PhD; Andrew Schouten, PhD; Hannah King; Julene Paul; and Madeline Ruvolo
University: UCLA
Status: Completed
Research Area: Performance Evaluation and Optimization

History and Perspectives of 85th Percentile Speed Limits
Research Lead: Ribeka Toda
University: UCLA
Status: Completed
Research Area: Safety for All Road Users

Life Cycle Assessment of Environmental and Economic Impacts of Deploying Alternative Urban Bus Powertrain Technologies in the South Coast Air Basin
Research Lead: Scott Samuelsen
University: UC Irvine
Status: In Progress
Research Area: Environment, Energy, Health, and Transportation