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This webinar will provide extensive collision analyses comparing lagging left-turn arrow and leading left-turn arrow operation. The webinar will also include commentary on the reasons lagging left-turn arrows have a substantially lower collision experience than leading left-turn arrows will be discussed. The webinar will include recent implementation of independent lagging left-turn arrow operation with flashing yellow left-turn arrows. Preliminary collision data for this operation will be provided.
Learning Objectives
- Learn the safety benefits of lagging left-turn arrows.
- Understand reasons for these lagging left-turn arrow safety benefits.
- Understand the need for statistical analyses of traffic engineering and operations actions.
- Learn the benefits of Wilcoxon Ranked-Sum Statistical Analyses.