7.2.2. Supplementary Cementitious Materials (SCMs)

Try these first

1. 1.

   What is the primary purpose of Supplementary Cementitious Materials?

   Hint

   Think about what performance improvements these materials offer.

2. 2.

   Name one example of a Supplementary Cementitious Material.

   Hint

   Recall the materials discussed.

3. 3.

   Which of the following is NOT a Supplementary Cementitious Material?

   • Silica fume
   • Fly ash
   • Cement
   • GGBS

   Hint

   Think about the definitions of SCMs.

4. 4.

   True or False: Silica fume can improve the durability of concrete.

   • True
   • False

   Hint

   Recall the benefits we've discussed regarding silica fume.

5. 5.

   Assess a local construction project aiming for sustainability. Identify which SCMs should be used and justify their inclusion based on desired properties.

   Hint

   Consider environmental conditions and cost.

6. 6.

   Design a concrete mix using SCMs for a high-rise building in a humid environment. List the SCMs and provide reasoning for each choice.

   Hint

   Think about the interaction of each material with environmental factors.