Question 3 A circular curve is used as part of the horizontal alignment of a 2-lane, two-way rural road with 3.4 m lane width. The curve has a radius (R) = 165 m, central angle (A) = 58° 11' 19.1" and Pl chainage = 0+905.280. The design speed is 80 km/h. Assume rate of gain of radial acceleration = 0.7 m/sec³. %3D %3D 3.1 Calculate the minimum required spiral curve length (Ls). 3.2 Determine the chainage of the beginning of the approach spiral (TS). 3.3 Determine the chainage of the Junction of the approach spiral and the circular curve (SC).

Question 3 A circular curve is used as part of the horizontal alignment of a 2-lane, two-way rural road with 3.4 m lane width. The curve has a radius (R) = 165 m, central angle (A) = 58° 11' 19.1" and Pl chainage = 0+905.280. The design speed is 80 km/h. Assume rate of gain of radial acceleration = 0.7 m/sec³. %3D %3D 3.1 Calculate the minimum required spiral curve length (Ls). 3.2 Determine the chainage of the beginning of the approach spiral (TS). 3.3 Determine the chainage of the Junction of the approach spiral and the circular curve (SC).

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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