A 6 percent downgrade is to be connected to a 4 percent upgrade by a parabolic curve. The length of the curve is 400m. The stationing and elevation of PVC are 10+992 and 45.78m respectively. a. At what station must the culvert be constructed? (Hint culvert must be in lowest point) b. What must be the elevation of the invert (lower point) of the culvert if it is situated 1.5m below the pavement?

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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A 6 percent downgrade is to be connected to a 4 percent upgrade by a parabolic curve. The
length of the curve is 400m. The stationing and elevation of PVC are 10+992 and 45.78m respectively.
a. At what station must the culvert be constructed? (Hint culvert must be in lowest point)
b. What must be the elevation of the invert (lower point) of the culvert if it is situated 1.5m below
the pavement?
Transcribed Image Text:A 6 percent downgrade is to be connected to a 4 percent upgrade by a parabolic curve. The length of the curve is 400m. The stationing and elevation of PVC are 10+992 and 45.78m respectively. a. At what station must the culvert be constructed? (Hint culvert must be in lowest point) b. What must be the elevation of the invert (lower point) of the culvert if it is situated 1.5m below the pavement?
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