Correct Answer : All of the above
Explanation : * minimum radius of inner curve is 14 m* minimum radius of transition is 15 m* circular compound curve may be provided* minimum road way width at apex for single lane highway, is 9 m
Correct Answer : Option (B) : 15 cm centres
Correct Answer : Option (A) : 5%
Correct Answer : Option (C) : Both (A) and (B)