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>     Calculate Rider Comfort Minimum Length of a Sag Vertical Curve:   Calculation: Designer/Checker:   Input:   Metric Units   Descending Grade (G1 - %, - value) Ascending Grade (G2 - %, + value) Design Speed - (V - Mph or kph)                   Output:     Login to enable the Formulas! Not a Member? Join Now!   LC =       Start Using The Calculations >>> Become A Member Now!

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