Question: An equal - tangent sag vertical curve is designed with the PVC at station 1 0 9 + 0 0 and elevation 9 5 0

An equal-tangent sag vertical curve is designed with the PVC at station 109+00 and elevation 950 ft, the PVI at station 110+77 and elevation 947.34 ft,and the low point at station 110+50. Determine the design speed of thecurve. Show simple sketh to show results .

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