An unsymmetrical vertical parabolic curve of a certain highway with a length of 140m has its vertex V at station 4+300 and elevation 56.00m. The back tangent has a grade of 8% and a length of 90m and its forward tangent with a -5% grade and a length of 50m. Compute the elevations of the curve at each 10-m stationing and tabulate the results.

An unsymmetrical vertical parabolic curve of a certain highway with a length of 140m has its vertex V at station 4+300 and elevation 56.00m. The back tangent has a grade of 8% and a length of 90m and its forward tangent with a -5% grade and a length of 50m. Compute the elevations of the curve at each 10-m stationing and tabulate the results.

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 21P

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