5. A parabolic curve has a descending grade of -0.80% which meets an ascending grade of 0.40% at station 10+020. The maximum allowable change of grade per 20- m station is 0.15. Elevation at station 10+020 is 240.60 m. 5.1. What is the length of the curve? 5.2. Compute the elevation of the lowest point of the 5.3. Compute the elevation at 10+000.

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5. A parabolic curve has a descending grade of
-0.80% which meets an ascending grade of
0.40% at station 10+020. The maximum
allowable change of grade per 20- m station is
0.15. Elevation at station 10+020 is 240.60 m.
5.1. What is the length of the curve?
5.2. Compute the elevation of the lowest point of
the
5.3. Compute the elevation at 10+000.
Transcribed Image Text:5. A parabolic curve has a descending grade of -0.80% which meets an ascending grade of 0.40% at station 10+020. The maximum allowable change of grade per 20- m station is 0.15. Elevation at station 10+020 is 240.60 m. 5.1. What is the length of the curve? 5.2. Compute the elevation of the lowest point of the 5.3. Compute the elevation at 10+000.
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