Mathematics, 18.03.2021 01:50 dsbdkbv2772

A vertical parabolic sag curve has a grade of -0.4% followed by a grade of 2% intersecting at station 12 150.60 at elevation 124.80 m above sea level. The change of grade of the sag curve is restricted to 0.6%. (a) Compute the length of the curve (b) Compute the elevation of the lowest point of the curve (c) Compute the elevation at Sta. 12 125.60

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A vertical parabolic sag curve has a grade of -0.4% followed by a grade of 2% intersecting at statio...