Side friction includes effects of:
Choose the correct answer
Only rainwater
Pedestrians, parked vehicles, bus stops, access movement
Only pavement temperature
Only lane markings
Correct Answer
B. Pedestrians, parked vehicles, bus stops, access movement
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These roadside activities interfere with traffic stream and reduce speed/capacity. Reference: IRC:106-1990 Guidelines for Capacity of Urban Roads in Plain Areas; public PDF page references where text available side friction/effective width concepts
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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.