19. Introduction to pavement design

Try these first

1. 1.

   What is flexible pavement?

   Hint

   Think of how weight distributes over a multi-layered cake.

2. 2.

   Name one requirement of a pavement.

   Hint

   Consider what helps to support the roadway.

3. 3.

   What is the main purpose of pavement design?

   • Aesthetics
   • Weight distribution
   • Cost minimization
   • Skid prevention

   Hint

   Consider what happens when a vehicle drives over the pavement.

4. 4.

   True or False: Rigid pavements have more layers than flexible pavements.

   • True
   • False

   Hint

   Think about how each type of pavement is structured.

5. 5.

   Design a flexible pavement using local materials for a high-traffic road, ensuring all stress limits are met.

   Hint

   Consider vehicle types and their expected load.

6. 6.

   Evaluate an existing rigid pavement for signs of spalling and propose a maintenance plan.

   Hint

   Think about how weather impacts pavement performance.