A vertical curve is to connect two tangents that intersect at station 50+00 and elevation 500.00 ft. The back tangent gradient is -4 percent, the forward tangent gradient is percent, and elevation of the curve at station 48+50 must be equal to at most 510
A vertical curve is to connect two tangents that intersect at station 50+00 and elevation 500.00 ft. The back tangent gradient is -4 percent, the forward tangent gradient is percent, and elevation of the curve at station 48+50 must be equal to at most 510.00 ft. What is the length of curve?
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