Xiaofeng Li

Xiaofeng Li

Assistant Professor of Transportation Management

Grants/Projects

Current / Recent Research Projects

  1. Leveraging Existing Traffic Devices and Location-Based Service Data to Obtain Network-Level Pedestrian Data, Federal Highway Administration (FHWA), U.S. Department of Transportation (USDOT). Aug. 2026 – Aug. 2028. $250,000. (PI[1])

  2. Resilient Traffic Monitoring During Storm-Induced Sensor Failures in Hawaiʻi: A Pilot Study, Quick Response Research Award, Natural Hazards Center at the University of Colorado Boulder, funded by the National Science Foundation. May – Dec. 2026. $5,000. (PI[2])

Previous Research Projects

  1. Leveraging Existing Traffic Signal Assets to Obtain Quality Traffic Counts and Enhance Transportation Monitoring Programs (NCHRP 03-144), National Cooperative Highway Research Program (NCHRP). Apr. 2022 – May 2023. $450,000. (Key Personnel)

  2. Region-Wide Traffic Performance Evaluation and Performance Measure Development Using Multi-Source Data, Pima Association of Governments (PAG). Jan. 2022 – Aug. 2023. $100,315. (Co-PI)

  3. Feasibility Assessment for Adaptive Signal Control (ASC) System, Town of Gilbert, Arizona. Apr. 2020 – Aug. 2023. $120,755. (Co-PI for Phase 2)

  4. Optimizing Traffic Signals Using Multi-Source Data, Phases 1–6, City of Tucson, Arizona. Aug. 2017 – Aug. 2023. $500,000. (Co-PI for Phases 5 and 6)

  5. Comparative Analysis and Integration of Region-Wide Traffic Data, Pima Association of Governments (PAG). Jan. 2020 – Dec. 2021. $133,424. (Key Personnel)

  6. Data-Driven Optimization for E-Scooter System Design, National Institute for Transportation & Communities (NITC), USDOT National University Transportation Center. Aug. 2020 – Jan. 2022. $67,619. (Key Personnel)

  7. Multi-Criteria Evaluation of Advanced Traffic Management Systems (ATMS), City of Phoenix, Arizona. Jan. 2019 – Mar. 2020. (Key Personnel)

  8. Traffic Study for Indirect Left Turns on Grant Road, Tucson (Phase 2): Stone/Park Construction, subcontract from Psomas Inc. Sep. 2019 – Jun. 2020. (Key Personnel)

Notes

[1] Co-PI: Dr. Yao-Jan Wu, The University of Arizona.
[2] Co-PI: Dr. Suwan Shen, University of Hawaiʻi at Mānoa.