3.3.2. Gap Grading vs Continuous Grading

Try these first

1. 1.

   What is continuous grading?

   Hint

   Think about concrete performance and packing.

2. 2.

   Define gap grading.

   Hint

   Consider its use in architecture.

3. 3.

   What is the main characteristic of continuous grading?

   • Only fine aggregates are used
   • All sizes of aggregates are included
   • Only coarse aggregates are used

   Hint

   Look for the definition of continuous grading.

4. 4.

   True or False: Gap grading can be used to enhance aesthetic features in concrete.

   • True
   • False

   Hint

   Consider the purpose of gap grading.

5. 5.

   Analyze the concrete mix design needs of a high-rise building. Which grading method would you recommend, continuous or gap grading? Justify your choice.

   Hint

   Think about structural needs versus aesthetics.

6. 6.

   Design a decorative concrete application. Discuss how gap grading can be utilized to enhance visual appeal while maintaining some structural integrity.

   Hint

   Consider the balance between aesthetics and structural needs.