GATE CE 2020 Set 2 — Question 19

MCQ+1 / -0.33EasySaturation FlowIntersections & SignalsTransportation Engineering

Transportation Engineering → Intersections & Signals → Saturation Flow

Last updated 5 September 2026

Question

The traffic starts discharging from an approach at an intersection with the signal turning green. The constant headway considered from the fourth or fifth headway position is referred to as

Correct answer (D) saturation headway Solution Saturation headway is the constant average headway achieved by a queue of vehicles discharging from an intersection after the initial startup lost time (usually after the 4th or 5th vehicle). It represents the minimum average time between successive vehicles under saturated flow conditions. Turn this into a strength. Explore AI-powered practice and doubt support with Success Tracker.

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Correct answer (D) saturation headway Solution Saturation headway is the constant average headway achieved by a queue of vehicles discharging from an intersection after the initial startup lost time (usually after the 4th or 5th vehicle). It represents the minimum average time between successive vehicles under saturated flow conditions.

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