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Q. |
The main advantage of providing transition curves on highways, is |
A. | to obtain transition from the tangent to the circular curve and from the obtain transition from the tangent to the circular curve and from the circular to the tangent |
B. | to obtain a gradual increase of curfature from a value of zero at the tangent to a maximum at the circular curve |
C. | to have a gradual increase of super-elevation from zero at the tangent to a specific maximum at the circular curve |
D. | all of the above |
Answer» D. all of the above |
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