Free-flow speed means speed under:
Choose the correct answer
Signal red interval
Blocked road
Forced stop-and-go condition
Low-volume conditions with little interaction
Correct Answer
D. Low-volume conditions with little interaction
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Free-flow speed reflects desirable speed without significant traffic interference. Reference: IRC:106-1990 Guidelines for Capacity of Urban Roads in Plain Areas; public PDF page references where text available speed/LOS methodology
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This MCQ belongs to Geometric Design of Highways and Traffic Engineering. Full tests include timed attempts, rank comparison and subject-wise analysis.