A 3% ascending grade meets a descending grade at the vertex at station 2+050 and elevation 100m with a curve elevation of 97.333m below it. The tangents are connected by an unsymmetrical parabolic curve and the vertical offset of the point of tangency from the back tangent is 9.60m. If the length of the second curve is 80m, determine: A.) Length of the 1st Curve = [L1] B.) Stationing of the Highest Point = [StaHP] C.) Elevation of the Highest Point = [ElevHP]

A 3% ascending grade meets a descending grade at the vertex at station 2+050 and elevation 100m with a curve elevation of 97.333m below it. The tangents are connected by an unsymmetrical parabolic curve and the vertical offset of the point of tangency from the back tangent is 9.60m. If the length of the second curve is 80m, determine: A.) Length of the 1st Curve = [L1] B.) Stationing of the Highest Point = [StaHP] C.) Elevation of the Highest Point = [ElevHP]

Traffic and Highway Engineering

5th Edition

ISBN:9781305156241

Author:Garber, Nicholas J.

Publisher:Garber, Nicholas J.

Chapter15: Geometric Design Of Highway Facilities

Section: Chapter Questions

Problem 7P

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