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Engineering
Civil Engineering
A grade g1 of +3.25% intersects grade g2 of -2.75% at a vertex whose station and elevation are STA257+17.65 and 3,820.14 ft, respectively. An equal-tangent parabolic curve 900 ft long has beenselected to join the two tangents.a. Compute the station and elevation of PVC.b. Compute the station and elevation of the first full station inside the curve.c. Identify the station and elevation of the highest point on the curve

A grade g1 of +3.25% intersects grade g2 of -2.75% at a vertex whose station and elevation are STA257+17.65 and 3,820.14 ft, respectively. An equal-tangent parabolic curve 900 ft long has beenselected to join the two tangents.a. Compute the station and elevation of PVC.b. Compute the station and elevation of the first full station inside the curve.c. Identify the station and elevation of the highest point on the curve

Structural Analysis
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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Question

A grade g1 of +3.25% intersects grade g2 of -2.75% at a vertex whose station and elevation are STA
257+17.65 and 3,820.14 ft, respectively. An equal-tangent parabolic curve 900 ft long has been
selected to join the two tangents.
a. Compute the station and elevation of PVC.
b. Compute the station and elevation of the first full station inside the curve.
c. Identify the station and elevation of the highest point on the curve 

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