Question: Exercise A + 4 % grade intersects a - 3 % grade at station 2 0 + 0 0 . if the design speed is

Exercise
A+4% grade intersects a -3% grade at station 20+00. if the design
speed is 65 mph , design a vertical curve to connect these two grades
and draw its longitudinal profile showing the designed levels on this
vertical curve each 50 ft .
Exercise A + 4 % grade intersects a - 3 % grade

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