For a design speed of 55 mih find the minimum length of


A bi-directional road with +2% grade meets a +6% grade at sta. 10 + 30.00 and elevation 168.21 ft. For a design speed of 55 mi/h, find the minimum length of vertical curve that satisfies the AASHTO stopping sight-distance criterion. Also, calculate the elevation of the middle point of this curve.

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Civil Engineering: For a design speed of 55 mih find the minimum length of
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