(Answered): 4. Vertical Curve (10 pts). A 400-ft equal-tangent crest vertical curve has the PVC at STA 10+00 an ...

4. Vertical Curve (10 pts). A 400-ft equal-tangent crest vertical curve has the PVC at STA 10+00 and elevation 1000 ft. The initial grade is 2.5% and the final grade is -1.5%. L/2 PVT Determine the stationing and elevation of the PVI, the PVT and the highest point on the curve Find the elevation at full stations (4 extra credit point).