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Q: What is the maximum superelevation that is fixed by Indian Road Congress (IRC) for roads in plain and rolling terrains and in snow bound areas, taking mixed traffic into consideration?
  • A. 7.0%
  • B. 4.0%
  • C. 5.5%
  • D. 10.0%
Correct Answer: Option A - • Indian Road Congress has fixed the maximum limit of superelevation in plain and rolling terrains and in snow bound areas as 7.0 percent by taking mixed traffic into consideration. • On hill roads not bound by snow a maximum superelevation upto 10 percent has been recommended. • On urban road stretches with frequent intersections, it may be necessary to limit the maximum superelevations to 4.0 percent keeping in view the convenience in construction and that of turning movement of vehicles.
A. • Indian Road Congress has fixed the maximum limit of superelevation in plain and rolling terrains and in snow bound areas as 7.0 percent by taking mixed traffic into consideration. • On hill roads not bound by snow a maximum superelevation upto 10 percent has been recommended. • On urban road stretches with frequent intersections, it may be necessary to limit the maximum superelevations to 4.0 percent keeping in view the convenience in construction and that of turning movement of vehicles.

Explanations:

• Indian Road Congress has fixed the maximum limit of superelevation in plain and rolling terrains and in snow bound areas as 7.0 percent by taking mixed traffic into consideration. • On hill roads not bound by snow a maximum superelevation upto 10 percent has been recommended. • On urban road stretches with frequent intersections, it may be necessary to limit the maximum superelevations to 4.0 percent keeping in view the convenience in construction and that of turning movement of vehicles.