An unsymmetrical parabolic curve has a forward tangent of -8% and a back tangent of +5%. The length of curve on the left side of the curve is 40m long while that of the right side is 60m long. The PC is at station 6 + 780 and has an elevation of 110m. An outcrop is found at station 6 + 800 has an elevation of 108.40m. A. Compute the height of fill needed to cover the outcrop. B. Compute the elevation of curve at station 6 + 820. C. Compute the elevation of the highest point of the curve.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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An unsymmetrical parabolic curve has a forward tangent
of -8% and a back tangent of +5%. The length of curve on the left
side of the curve is 40m long while that of the right side is 60m
long. The PC is at station 6 + 780 and has an elevation of 110m.
An outcrop is found at station 6 + 800 has an elevation of
108.40m.
A. Compute the height of fill needed to cover the outcrop.
B. Compute the elevation of curve at station 6 + 820.
C. Compute the elevation of the highest point of the
curve.
Transcribed Image Text:An unsymmetrical parabolic curve has a forward tangent of -8% and a back tangent of +5%. The length of curve on the left side of the curve is 40m long while that of the right side is 60m long. The PC is at station 6 + 780 and has an elevation of 110m. An outcrop is found at station 6 + 800 has an elevation of 108.40m. A. Compute the height of fill needed to cover the outcrop. B. Compute the elevation of curve at station 6 + 820. C. Compute the elevation of the highest point of the curve.
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