The maximum superelevation to be provided on a road curve is 1 in 15. If the rate of change of superelevation is specified as 1 in 120 and the road width is 10 m, then the minimum length of the transition curve on either end will be

  • A. 180 m
  • B. 125 m
  • C. 80 m
  • D. 30 m
 

The correct answer is option C. 80 m. Can you explain this answer in the comments?







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The maximum superelevation to be provided on a road curve is 1 in 15. If the rate of change of superelevation is specified as 1 in 120 and the road width is 10 m, then the minimum length of the transition curve on either end will be