Unformatted text preview: important tradeoff is represented in its use? 7. What is the purpose of the lead pedestrian interval? How does it work? Under what circumstances is it used? 8. What is a phase? How is it related to the cycle length? 9. Sketch the saturation flow model of intersection traffic flow; include start-up and clearance lost times, saturation flow and effective green. 10. What is the conceptual rationale for the determination of the effective green?...
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- Spring '02
- Traffic light, Traffic Signal Fundamentals, all-red clearance interval, lead pedestrian interval