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QUESTION
An 800 ft vertical curve with equal legs is provided for a highway crest vertical curve. The grade of the back tangent is 2% and the grade of the...
An 800 ft vertical curve with equal legs is provided for a highway crest vertical curve. The grade of the back tangent is 2% and the grade of the forward tangent is negative 2%. The elevation of PVI is 1200 ft. Compute the tangent offset at PVI.
