6.2.1(c). Recycled Aggregates

Try these first

1. 1.

   Define recycled aggregates.

   Hint

   Think of where they come from.

2. 2.

   What is one advantage of using recycled aggregates?

   Hint

   Consider the environmental impact.

3. 3.

   What are recycled aggregates primarily sourced from?

   • Natural environments
   • Demolition waste
   • Manufactured materials

   Hint

   Think about what happens when buildings are torn down.

4. 4.

   True or False: Recycled aggregates can be used in any layer of road construction.

   • True
   • False

   Hint

   Consider where strength requirements are highest.

5. 5.

   Evaluate the pros and cons of using recycled aggregates in high-load pavements.

   Hint

   Consider both economic and environmental impacts.

6. 6.

   Propose a method for enhancing the quality of recycled aggregates for road construction.

   Hint

   What technological improvements can help in processing?