What is the purpose of a superelevation in highway design?

Practice Questions

Q1
What is the purpose of a superelevation in highway design?
  1. To increase road width
  2. To enhance vehicle stability on curves
  3. To reduce construction costs
  4. To improve drainage

Questions & Step-by-Step Solutions

What is the purpose of a superelevation in highway design?
  • Step 1: Understand that highways have curves where vehicles need to turn.
  • Step 2: Realize that when vehicles turn, they can tip over or slide if the road is flat.
  • Step 3: Learn that superelevation means tilting the road at an angle on curves.
  • Step 4: Know that this tilt helps vehicles stay stable and not slide off the road.
  • Step 5: Remember that superelevation is important for safety and smooth driving on curves.
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