A 2 lane highway with a grade of 6% has a posted speed limit of 50 mph and a design speed of 55mph. The minor road approach grade is -1.5%. Find the left turn departure sight distances for a passenger car taking a left turn from the minor road to the major road. Answer should be in feet.
A 2 lane highway with a grade of 6% has a posted speed limit of 50 mph and a design speed of 55mph. The minor road approach grade is -1.5%. Find the left turn departure sight distances for a passenger car taking a left turn from the minor road to the major road. Answer should be in feet.
Traffic and Highway Engineering
5th Edition
ISBN:9781305156241
Author:Garber, Nicholas J.
Publisher:Garber, Nicholas J.
Chapter7: Intersection Design
Section: Chapter Questions
Problem 19P
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A 2 lane highway with a grade of 6% has a posted speed limit of 50 mph and a design speed of 55mph. The minor road approach grade is -1.5%. Find the left turn departure sight distances for a passenger car taking a left turn from the minor road to the major road.
Answer should be in feet.
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