Civil Engineering > GATE 2019 SET-1 > Highway Engineering
A parabolic vertical curve is being designed to join a road of grade +5% with a road of grade -3%. The length of the vertical curve is 400 m measured along the horizontal. The vertical point of curvature (VPC) is located on the road of grade +5%. The difference in height between VPC and vertical point of intersection (VPI) (in m, round off to the nearest integer) is _______.
Correct : 10 to 10 or -10 to -10
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