4.6.3. Roughness

Try these first

1. 1.

   What is roughness in the context of road surfaces?

   Hint

   Think about what drivers feel when driving on different surfaces.

2. 2.

   Why do drivers prefer smoother roads?

   Hint

   What might happen if the road is very bumpy?

3. 3.

   What is the effect of roughness on highway design?

   • Smoother lanes are preferred
   • Rough lanes are preferred
   • Roughness has no effect

   Hint

   Think about the experience of driving on different surfaces.

4. 4.

   True or False: Drivers will avoid rough road surfaces whenever possible.

   • True
   • False

   Hint

   Consider what a driver will do when given the option of different surfaces.

5. 5.

   Analyze a case study where a highway was redesigned to improve safety based on roughness. Discuss measures taken and their effectiveness.

   Hint

   Look at various reports or studies on road redesigns for reference.

6. 6.

   Propose a new methodology for assessing the impact of road roughness on different vehicle types.

   Hint

   Consider the differences between passenger and commercial vehicles.