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| 1. |
What is the mechanical widening required for a pavement of width 7 m on a horizontal curve of radius 490 m, if the longest wheel base of vehicle expected on the road is 7.0 m? |
| A. | 0.07 m |
| B. | 0.05 m |
| C. | 0.49 m |
| D. | 0.1 m |
| Answer» E. | |