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1 report(s) found with yellow interval (traffic signal cycle) in the keywords field
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This study evaluated the approach-level safety performance of left-turn phases at signalized intersections, including permissive, protected-permissive (PPLT), protected indications, and flashing yellow arrow (FYA). Data collection included exact dates of traffic signal changes, high-resolution datasets...

NDSU Dept 2880P.O. Box 6050Fargo, ND 58108-6050