A spiral easement curve has a length of 100m with a central curve having a radius of 340 m. The width of the road is 10m and design speed is 84 kph? a) What is the throw? in meters b) What is the spiral angle at the endpoints? c) What is the spiral deflection angle at the endpoints? d) What is the superelevation at the central curve? in degrees in degrees in meters e) What is the offset distance from the tangent to the 3rd-quarter point of the spiral? in meters

A spiral easement curve has a length of 100m with a central curve having a radius of 340 m. The width of the road is 10m and design speed is 84 kph? a) What is the throw? in meters b) What is the spiral angle at the endpoints? c) What is the spiral deflection angle at the endpoints? d) What is the superelevation at the central curve? in degrees in degrees in meters e) What is the offset distance from the tangent to the 3rd-quarter point of the spiral? in meters

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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A spiral easement curve has a length of 100m with a central curve having a radius of 310 m. The width of the road is 10m and design speed is 81 kph? a) What is the throw? (in meters) b) What is the spiral angle at the endpoints? (degrees) c) What is the spiral deflection angle at the endpoints? (in degrees) d) What is the superelevation at the central curve? (in meters) e) What is the offset distance from the tangent to the 3rd-quarter point of the spiral? (in meters)
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