Institute of Transportation Studies, Working Paper Series

From Institute of Transportation Studies, UC Davis
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2025: Road Usage Charges and Impacts on Rural and Disadvantaged Communities

Alan PhD Jenn

2025: Balancing Electric Vehicle Adoption with Grid Stability in California: A Time-sensitive Challenge

Yanning PhD Li and Alan PhD Jenn

2025: The Equity Challenge: Ensuring Grid Upgrades Don’t Leave Communities Behind in California

Yanning PhD Li and Alan PhD Jenn

2025: Class 2b-3 Vehicle Market in California: Ownership, Usage, and Electrification Potential

Aviv PhD Steren, Gil PhD Tal and Anya R. Robinson

2025: Road Usage Charges Could Reduce Costs for Rural Drivers but Show Minimal Effect on Disadvantaged Communities

Alamn PhD Jenn

2025: Delivery Vans, Large Pickups, and Work Trucks Drive More, Pollute More but Remain the Least Electrified

Aviv PhD Steren, Gil PhD Tal and Anya R. Robinson

2025: What Makes Universal Basic Mobility Programs Work?

Brian Harold, Caroline PhD Rodier, Angela PhD Sanguinetti and Mollie C. D'Agostino

2025: Comparative Analysis of Global Transportation/Energy Models: Methodologies, Scenarios and Policy Implications

Rui Zhou and Lewis Fulton

2025: Shared Micromobility Vehicle Design and Safety

Beth Ferguson and Jordan Scott Blandino

2025: High-Occupancy Toll Lanes Can Improve Driving for Everyone if Dynamically Priced

Michael PhD Zhang, Hang Gao and Yanlin Qi

2025: New Innovative Last-Mile Delivery Strategies Have Environmental and Equity Benefits, But There Can be Trade-Offs

Miguel Jaller

2025: Traffic Collisions Change How Victims Think About Safety

Md Musfiqur Rahman Bhuiya, Jesus M. PhD Barajas and Prashanth S. PhD Venkataram

2025: Heterogeneity of Plug-in Electric Vehicle Owners in Rural California

Anya Robinson, Theodora PhD Konstantinou and Gil PhD Tal

2025: Capacity Building is Key for Accelerating Open-loop Payments Adoption Among Transit Agencies

Susan PhD Pike, Juan Matute, Monisha Reginald and Jean-Daniel PhD Saphores

2025: Turning the Wheel:Fuel Efficiency Standards for a Low-Carbon Trucking Future in India

Jacob Teter, Rijhul Ladha, Sarah Khan, Anannya Das, Aditya Ramji and Roland Hwang

2025: Youth Cruz Free: Fare Free Bus and Ridership Behavior among Santa Cruz County Teens

Susan Pike, Bailey Affolter, Nina Bonelli Smith and Liubov Lipatova

2025: MOVES 4.0 Updates for the Fuel and Emissions Calculator (FEC)

Hongyu Lu and Randall Guensler

2025: Consumer Resistance to Electric Vehicles: Getting to 100 Percent Zero Emission New Car Sales

Kenneth S. Kurani, Sina Nordhoff and Scott Hardman

2025: Data Collection of Odometer Images via WhatsApp to Measure Vehicle Miles Traveled

Siddhartha Gulhare, Keita Makino, Ranbir Roshan and Giovanni Circella

2025: Enhancing Equity in the Plug-In Electric Vehicle Transition: Lessons from Rural California Electric Vehicle Owners

Anya R. Robinson and Scott PhD Hardman

2025: Machine Learning Can Reveal Effectiveness of Traffic Safety Countermeasures

Jia PhD Li, Yanlin Qi and Michael PhD Zhang

2025: US-Mexico Second-Hand Electric Vehicle Trade: Policy Opportunities for End-of-Life Management and Material Circularity

Francisco Parés Olguín

2025: Technology and Fuel Transition Scenarios to Low Greenhouse Gas Futures for Cars and Trucks in California to 2050

Marshall Miller, Lewis Fulton, Hong Yang, Jingyuan Zhao and Andrew Burke

2025: California-Baja California Lithium Hub (MexiCaLi Hub)

Francisco Parés Olguín

2025: Designing a Self-Financing Incentive Program for Zero-Emission Trucks in California: A Market-Based, Feebate-Inspired Policy Framework

Anuj Dhole, Aditya Ramji, Lewis Fulton, Daniel Sperling and Roland Hwang

2025: Securing Mexico's Role in Electric Vehicle Supply under the US-Mexico-Canada Agreement

Francisco Parés Olguín, Aditya Ramji, Roland Hwang and Juan C Garcia Sanchez

2025: Challenges and Opportunities in Cross-Border Transportation

Juan C Garcia Sanchez, Jose Ismael Marquez, Roland Hwang and Francisco Parés Olguín

2025: A Self-financing Zero Emission Truck Incentive Program

Aditya Ramji, Anuj Dhole, Daniel Sperling, Lewis Fulton and Roland Hwang

2025: Roadmap for Zero Emission TruckAdoption in Telangana: Policy Interventions at a Sub-National Level

Rijhul Ladha, Anannya Das Banerjee, Tattaiyya Bhattacharya and Aditya Ramji

2025: A Review of Data Systems to Track Zero-Emission Truck Adoption and Suggestions for Future Improvements

Marshall R. PhD Miller and Lewis M. PhD Fulton

2025: Electrifying Bus Transit: Delivering Clean, Accessible, Reliable and Affordable Transportation for All in Mexico

Aditya Ramji

2025: Nationally Determined Contributions 3.0: Opportunities for Mexico’s Climate Commitments on Clean Transportation

Aakansha Jain, Roland Hwang and Aditya Ramji

2025: Supply Side Regulations for Vehicles: A Necessary and Sufficient Condition for ZEV Transitions in Mexico

Roland Hwang, Aakansha Jain and Aditya Ramji

2025: RAP and RAS in HMA Pilot Project on SBD 215: Material Testing, Observations, and Findings

John Harvey, Jeff Buscheck, Julian Brotschi, Justin Yu, Mohammad Rahman, Hanyu Deng and Angel Mateos

2025: Incorporating Infrastructure and Vehicle Technology Requirements, Changes in Demand, and Decarbonization Policies' Considerations into Freight Planning

Miguel Jaller and Maria C. Valencia-Cardenas

2025: Electric Truck Fleet Management under Limited and Uncertain Charging Infrastructure Availability

Petros Ioannou, Xiaocheng Liu, Muhammad Waqas, Matthew Barth, Kanok Boriboonsomsin and Dongbo Peng

2025: MOVES-Matrix 4.0 for High-Performance On-road Energy Use and Emission Rate Modeling Applications

Hongyu Lu, Huiying Fan, Haobing Liu, Ziming Liu, Michael O. Rodgers and Randall Guensler

2025: Electric Vehicle Charging Infrastructure for Consumer Adoption: Lessons for Mexico

Roland Hwang

2025: Shifting Gears to Sustainability: A Deep-Dive into Solar-Powered Bike Pathways

Seungjin Lee, Kasra Mazarei Saadabadi and Alfredo A. Martinez-Morales

2025: Evaluating Transportation Equity Data Dashboards

Claire McGinnis and Jesus M. PhD Barajas

2025: Electric Vehicles Could Reduce Costs for Low-Income Drivers If Structural Barriers are Addressed

Kelly PhD Hoogland and Scott PhD Hardman

2025: Exploring the Equity Effects of VMT Mitigation Measures

Keuntae Kim, Jamey M.B. Volker, Claire McGinnis, Melissa Zepeda and Jesus M. Barajas

2025: Assessment of Options for Quantifying Reduction in Vehicle Miles Traveled (VMT) from Mitigation Measures

Susan L. Handy and Jamey M. B. Volker

2025: Feasibility of Cold Central Plant Recycling Asphalt Mixtures for Airports: Task 1 Report

David Jones, Stephanus Louw, Adam Hand, Brian Diefenderfer and Benjamin Bowers

2025: Advancing Active Transportation Project Evaluation

Dillon T. Fitch-Polse, Hossain Mohiuddin, Dan Willett, Trisalyn Nelson, Matthew Favetti and Kari Watkins

2025: Enhancing Extreme Weather Resilience for Rail Systems: Multi-Capability Performance Monitoring Approach & Sustainability Integration

Adair Garrett and Adjo Amekudzi-Kennedy

2025: Vehicle Purchasing Behavior, Expenditure, and Potential Barriers to Uptake of Battery Electric Vehicles in Underserved Communities

Kelly PhD Hoogland and Scott PhD Hardman

2025: 100% RAP Pilot Project on SBD 40: Material Testing, Life Cycle Assessment, Observations, and Findings

John Harvey, Jeffrey Buscheck, Justin Yu, Ali Butt, Hanyu Deng, Mohammad Rahman, Irwin Guada, Michael Bowman, Julian Brotschi and Angel Mateos

2025: Cold Central Plant Recycling Study: First-Level Analysis of Heavy Vehicle Simulator Testing

David Jones, Stephanus Louw, Joseph Hammack and Robel Ayalew

2025: Roadway Capacity and Induced Travel

Jamey Volker

2025: Employment Density

Susan Handy

2025: Telecommuting

Susan Handy

2025: Telemedicine

Dillon Fitch-Polse

2025: Gas taxes, distance-based charges, and transportation network company charges

Andre Comandon and Marlon G. Boarnet

2025: Lab2Slab2Practice: A Framework for a Faster Implementation of Innovative Concrete Materials and Technology

Somayeh Nassiri, John Harvey and Sabbie Miller

2025: Land Use Mix

Elisa Barbour

2025: Wildlife Connectivity and Which Median Barrier Designs Provide the Most Effective Permeability for Wildlife Crossings

Lorna Haworth, Benjamin Hodgson, Leo Hecht, Michelle See, Ash Henderson, Shannon Lemieux, Laura Morris, David Waetjen and Fraser Shilling

2025: Managed Lanes

Jamey Volker

2025: Final Noise and Smoothness Monitoring on Concrete Pilot Projects of Grind and Groove and Continuously Reinforced Concrete Pavements

Irwin Guada, John Harvey and Angel Mateos

2025: Real-Time Large-Scale Ridesharing with Flexible Meeting Points

Maged Dessouky and Zuhayer Mahtab

2025: Jobs-Housing Balance and Fit

Andre Comandon and Marlon G. Boarnet

2025: Review and Analysis of Current and Future Battery Technologies for Heavy Duty Electric Vehicles

Bingtao Hu and Petros Ioannou

2025: Voluntary Travel Behavior Change

Dillon Fitch-Polse and Tatsuya Fukushige

2025: Mobility Hubs

Susan Handy and Rey Hosseinzade

2025: Residential Density

Marlon G Boarnet and Andre Comandon

2025: Understanding Real-World Brake Activity: A Key to Assessing Non-Tailpipe Emission Sources

Guoyuan Wu, Xuanpeng Zhao and Heejung Jung

2025: Bike Theft: Estimating the Magnitude and Impacts on Bicycling Behavior

Trisalyn PhD Nelson, Achituv PhD Cohen, Lizzy Schattle, Dillon PhD Fitch, Moreno Zanotto, Meghan PhD Winters and Seth Herr

2025: Exploring the Induced Travel Effects from Minor Arterials, Auxiliary Lanes, and Interchanges

Jamey M.B. Volker, Keuntae Kim and Kevin Hernandez Rios

2025: Regional Accessibility

Elisa Barbour

2025: Automated and Autonomous Vehicles

Dillon Fitch-Polse and Alana Nakafuji

2025: Job Access, Agency Cost, and VMT Impacts of Offering Microtransit alongside Fixed-route Transit

Michael F. PhD Hyland, Susan PhD Pike, Siwei Hu, Jacob Julius Berkel, Yan PhD Xing, Ritun Saha, Geoffrey Hans Vander Veen and Dingtong PhD Yang

2025: Carsharing

Susan Handy and Rey Hosseinzade

2025: County Sales Tax Measures for Transportation Can Affect Regional Plans for Sustainable Transportation

Elisa Barbour and Noah Thoron

2025: Impacts of Road Pricing on Passenger Vehicle Use and Greenhouse Gas Emissions

Andre Comandon and Marlon Boarnet

2025: Parking Pricing

Jamey Volker

2025: Street or Network Connectivity

Dillon Fitch-Polse

2025: Transit-Oriented Development

Elisa Barbour

2025: Employer-Based Trip Reduction

Swati Agarwal and Dillon T Fitch-Polse

2025: Micromobility Services

Dillon Fitch-Polse and Elena Hung

2025: Urban Growth Boundaries and Land Conservation

Susan Handy

2025: Impacts of Residential Transit Access (Distance to Transit)

Jamey Volker

2025: Seamless and Integrated Transit

Susie Pike

2025: Mitigating CO2 Emissions from California’s Concrete Infrastructure

Josefine Olsson and Sabbie Miller

2025: Pavement Environmental Life Cycle Assessment Tool for Local Governments

Jon Lea and John T. Harvey

2025: Literature Review and Industry Survey of Recycled Fibers from Novel and Existing Source Materials for Concrete Use

Somayeh Nassiri, Souvik Roy, Md Mostofa Haider, Ali A Butt, Gandhar A Pandit and John T Harvey

2025: BikewaySim Expected to Improve Bicycle Infrastructure Planning Process

Reid Passmore, Randall Guensler and Kari E Watkins

2025: The Safe Systems Pyramid

Kari Watkins and Michelle Lieberman

2025: Fares Alone Will Not Sustain the Long-Term Operations of Electric Vehicle Carsharing Programs in Underserved Communities

Brian Harold and Caroline PhD Rodier

2025: Advanced Battery Technologies: Bus, Heavy-Duty Vocational Truck, and Construction Machinery Applications

Andrew F. Burke and Jingyuan Zhao

2025: After the Crash: Post-Collision Travel Behavior and Safety Perceptions

Md Musfiqur Rahman Bhuiya, Jesus M. PhD Barajas and Prashanth S. PhD Venkataram

2025: US-Mexico Second-hand Vehicle Trade: Implications for responsible EV end of life management and material circularity in North America

Francisco Pares, Galym Iskakov and Alissa Kendall

2025: Last-Mile Delivery Innovations and Best Practices in the Age of E-commerce

Miguel Jaller and Anmol Pahwa

2025: Understanding Demand, Revenues, and Costs of Electric Carsharing in Underserved Rural and Suburban Areas

Brian Harold and Caroline PhD Rodier

2025: 2030 Hydrogen Goals in the Road Transportation Sector: A comparative analysis between the European Union and California

Laura Restrepo, Lewis Fulton and Lukas Wernert

2025: Trip-Level Mode Replacements and Daily Activity Patterns Reveal the Sustainability Potential of Micromobility

Hossain Mohiuddin, Tatsuya Fukushige and Dillon Fitch-Polse

2025: Caltrans 2024 Sustainable Freight Academy

Thomas O'Brien, Elizabeth Warren, Devin Martinez-Flores, Daniel Orlando Rivera Royero and Maria C. Valencia-Cardenas

2025: Challenges Are Present, But California Transit Agencies Are Open to Open-loop

Susie Pike, Katherine Turner, Staly Chin and Andrea Nguyen

2025: Advancing Alternative Fuel Aviation Technologies in California

Yati Liu, Mark PhD Hansen, Jin Wook PhD Ro and Colin W. PhD Murphy

2025: Sensitivity Testing of Induced Highway Travel in the Sacramento Regional Travel Demand Model

Caroline Rodier, John Gibb and Yunwan Zhang

2025: Demand-side challenges and research needs on the road to 100% zero-emission vehicle sales

Scott Hardman, Amrita Chakraborty, Kelly Hoogland, Claire Sugihara, John Paul Helveston, Anders Fjendbo Jensen, Alan Jenn, Patrick Jochem, Patrick Plötz, Frances Sprei, Brett Williams, Jonn Axsen, Erik Figenbaum, Jose Pontes, Gil Tal and Nazir Refa

2025: Mitigating Extreme Heat Exposure Using Advanced and Novel Materials and Improved Pedestrian Infrastructure Design: A Systematic Literature Review and Survey of Agencies

Elizabeth M.B. Doran, Will Reichard, Morgan Boothe, Grace Donnell, Huiying Fan, Gregory Rowangould and Randall Guensler

2025: Life Cycle Assessment of Asphalt Binder, Warm Mix Asphalt Additives, and Bonded Concrete Overlay of Asphalt for California Conditions

Maryam Ostovar, Ali Azhar Butt and John T. Harvey

2025: Travel and the Built Environment in Rural Communities

Harry Schukei and Dana Rowangould

2025: Assessing the Shift to Remote and Hybrid Work in California throughout the COVID-19 Pandemic

Xiatian Iogansen, Yongsung Lee, Giovanni Circella and Jai Malik

2025: A Detailed Look at How the Pandemic Changed Travel Patterns Across Regions in Northern California Megaregion

Siddhartha PhD Gulhare and Giovanni PhD Circella

2025: Who Experiences Rural Travel Burdens? Evidence from Car-Limited and Latin American Migrant Households

Sierra Espeland, Julia LanzDuret-Hernandez, Dana Rowangould and Sarah Grajdura

2025: Quantifying Emissions of Natural Gas Storage Tanks in the Greater Los Angeles Metropolitan Area

Kourosh Vafi and Francesca M. Hopkins

2025: Survey and Analysis of Transportation Affordable Programs in California

Brian Harold, Caroline Rodier and Jack Perrin

2025: Induced Travel Primer

Susan Handy and Jamey Volker