Civil Engineering MCQCivil Engineering (Shared)
The minimum radius of a horizontal curve increases when:
Transportation EngineeringEASYMEDIUM
Choose the correct answer
A
Design speed increases
B
Camber is removed only
C
Carriageway width reduces to zero
D
Coefficient of friction increases only
Correct Answer
A. Design speed increases
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For safe travel at higher speed, a flatter curve radius is needed for the same superelevation and side friction. Reference: IRC:73 horizontal alignment - radius, speed, superelevation relation
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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.