A vertical curve has a back and forward tangent of +4% and -2% respectively. The vertical distance from P.I. to the curve is 1.5 m. A random point A on the curve at station 10+ 050 has a vertical offset of 0.375 m measured from the back tangent. If the PC is at station 10+ 000. Determine: a. The length of the curve b. The location and the elevation at the apex of the curve if PT has an elevation of 86.420 m.

A vertical curve has a back and forward tangent of +4% and -2% respectively. The vertical distance from P.I. to the curve is 1.5 m. A random point A on the curve at station 10+ 050 has a vertical offset of 0.375 m measured from the back tangent. If the PC is at station 10+ 000. Determine: a. The length of the curve b. The location and the elevation at the apex of the curve if PT has an elevation of 86.420 m.

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 16P

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