Topic Thread

Traffic Signal Study - What is the purpose of using the yellow traffic light at a signalized intersection?

  • 1.  Traffic Signal Study - What is the purpose of using the yellow traffic light at a signalized intersection?

    Posted 05-31-2021 09:33 AM
    Hello everyone,

    I am currently doing a research study on traffic signals, and would really appreciate it if you could please take a moment just to answer the survey question via the link below. Thank you!

    https://forms.gle/pv4Tb7d67eoF1Rz2A

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    Peter Yu, S.M.ASCE
    Undergraduate Student
    University of Washington
    Seattle, WA
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