Design the rate of superelevation for a horizontal highway curve of radius 300 m and speed 60 kmph

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written 5.5 years ago by

teamques10 ★ 65k

modified 2.1 years ago by

ksmek678 • 30

Mumbai university > civil engineering > sem 5 > transportation engineering 1

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written 5.5 years ago by

teamques10 ★ 65k

V = 80 kmph , R = 300 m

For mixed traffic conditions, superelevation is designed for 75% of design speed

$e = \frac{V^2}{225R} = 0.094$

As the value is greater than the maximum permissible superelevation of 0.07 kmph, the actual superelevation to be provided is restricted to 0.07

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