the point of intersection, an

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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6. A 5.1% grade intersects a -1% grade at STA 5+180 at an elevation of 175m. A vertical curve of
length 120m is to be run forward from the point of intersection, and a curve of length 80m is to
be extended back forming an unsymmetrical curve. Determine the elevation (m) of the curve
below PVI. *
Transcribed Image Text:6. A 5.1% grade intersects a -1% grade at STA 5+180 at an elevation of 175m. A vertical curve of length 120m is to be run forward from the point of intersection, and a curve of length 80m is to be extended back forming an unsymmetrical curve. Determine the elevation (m) of the curve below PVI. *
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