What is the role of admixtures in concrete mix design?

Practice Questions

Q1
What is the role of admixtures in concrete mix design?
  1. To increase the weight of concrete
  2. To modify the properties of concrete
  3. To reduce the curing time
  4. To enhance the color of concrete

Questions & Step-by-Step Solutions

What is the role of admixtures in concrete mix design?
  • Step 1: Understand what admixtures are. Admixtures are materials added to concrete to change its properties.
  • Step 2: Learn that admixtures can improve workability, which means making the concrete easier to mix and pour.
  • Step 3: Know that some admixtures can change the setting time of concrete, making it set faster or slower.
  • Step 4: Realize that admixtures can enhance the durability of concrete, helping it last longer and resist damage.
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