15.2. GGBS

Try these first

1. 1.

   What does GGBS stand for?

   Hint

   Think about its origin and components.

2. 2.

   Name one benefit of using GGBS.

   Hint

   Consider the nature of concrete in different environments.

3. 3.

   What does GGBS improve in concrete?

   • Initial strength
   • Durability
   • Set time

   Hint

   Think about its intended use in harsh conditions.

4. 4.

   True or False: GGBS is a primary binder in concrete.

   • True
   • False

   Hint

   Recall the context of SCMs in concrete.

5. 5.

   A construction project requires a concrete mix of 800 kg total cementitious material. If you decide to use 50% GGBS, how much GGBS will you incorporate? Additionally, what must you consider regarding water content?

   Hint

   Calculate based on the total mix and adjust for water as needed.

6. 6.

   Evaluate the long-term benefits of using GGBS in a coastal construction environment compared to conventional concrete.

   Hint

   Consider the environmental challenges presented by coastal areas.