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Determine the curve length required so that the elevation on the track at station 126 +...

Determine the curve length required so that the elevation on the track at station 126 + 50 is exactly 650 feet. the tangential point of intersection associated with the curve in question is located at station 127 + 10 at an elevation of 633 feet. the slopes to PVC and PVT are -5% and 3% respectively.

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