Question: 1 . A sag vertical curve with no passing permitted is being rebuilt on a roadway in an unlit suburban area. The grade entering the

1. A sag vertical curve with no passing permitted is being rebuilt on a roadway in an unlit suburban area. The grade entering the curve is -6% leading into a +3.5% grade. Using a speed limit of 40 mph, what is most nearly the required length of curve using (1) the equations and (2) the table?

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