19.2. Requirements of a pavement

Try these first

1. 1.

   What is the importance of pavement thickness?

   Hint

   Think about what happens when heavy loads are placed on thin materials.

2. 2.

   Define Coefficient of Friction?

   Hint

   Consider factors that affect vehicle traction.

3. 3.

   What is a key requirement of pavement thickness?

   • To increase weight
   • To distribute load
   • To increase noise

   Hint

   Consider what would happen if the pavement is too thin.

4. 4.

   True or False: A dust-proof surface does not need to be maintained.

   • True
   • False

   Hint

   Think about how surfaces wear down over time.

5. 5.

   Given a highway pavement with a thickness of 250 mm, analyze the potential risks if subjected to heavy loads on soft sub-grades.

   Hint

   Consider factors such as load distribution effectiveness.

6. 6.

   Discuss how implementing noise control measures can improve road safety and user acceptance in urban areas.

   Hint

   Think about the distractions caused by loud environments.