Question: 6 . A 1 - km - long racetrack is to be designed with turns 2 5 0 m in length at each end. Determine

6. A 1-km-long racetrack is to be designed with turns 250 m in length at each end. Determine the superelevation rate you would recommend for a design speed of 140 km/hr, assuming f =0.20.

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