Civil Engineering MCQAE Level Civil Engineering

The IRC relation for superelevation on horizontal curves is:

Transportation EngineeringHighway and Traffic EngineeringHARD

Choose the correct answer

A

e = 127VR

B

f = V/(127R^2)

C

e + f = V^2/(127R)

D

e - f = 127R/V^2

Correct Answer

C. e + f = V^2/(127R)

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With V in km/h and R in m, lateral equilibrium gives e + f = V^2/(127R).

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