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Q: What is the mechanical extra widening required for a two-lane pavement of width 7 m on a horizontal curve of radius 250 m, if the longest wheel base of a vehicle expected on the road is 5 m with a design speed of 70 km/h ?
  • A. 0.155 m
  • B. 0.225 m
  • C. 0.100 m
  • D. 0.552 m
Correct Answer: Option C -
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Explanations:

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