Question: An SVC connects a - 4 % grade to a + 4 % grade. The curve goes under a pedestrian bridge at PVI. The vertical

An SVC connects a -4% grade to a +4% grade. The curve goes under a pedestrian bridge at PVI. The vertical clearance under the bridge should be 15ft and the required sight distance is 984ft. The height of the driver's eye is 6ft, and the assumed hazardous object is 1.5ft tall. What should be the length of the curve? Assume S>L.
An SVC connects a - 4 % grade to a + 4 % grade.

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