Question: 7 - 5 . A 1 - mile - long racetrack is to be designed with 1 4 - mile turns at each end. Determine

7-5. A 1-mile-long racetrack is to be designed with 14-mile turns at each end. Determine
the superelevation rate for a design speed of 70 mph , assuming f=0.20.
7 - 5 . A 1 - mile - long racetrack is to be

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