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1. |
An ideal transition curve is |
Answer» IRC recommends Spiral or clothoid as the ideal transition curve due to following reasons: 1. It satisfies that rate of change of centrifugal acceleration is constant i.e., Ls.R = constant. Where Ls = length of transition curve R = radius of curve. 2. The calculation and field implementation of spiral curve is simple and easy. 3. It enhances aesthetics also. | |