Practice Shrinkage-reducing Admixtures (2.1.6) - Chemical and Mineral Admixtures

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6 sample questions

Question 1.
What is the primary function of Shrinkage-Reducing Admixtures?
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Think about what happens when concrete dries.
Question 2.
Can you name an example of a Shrinkage-Reducing Admixture?
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It's a type of glycol!
3Question 3.
What does SRA stand for?
- Super Reduction Agent
- Shrinkage-Reducing Admixture
- Storage Reduction Agent
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Think about the role these chemicals play.
4Question 4.
True or False: SRAs have no effect on the durability of concrete.
- True
- False
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Reflect on the importance of cracking in concrete.
Question 5.
Design a concrete mix for a bridge deck that utilizes SRAs. Discuss the considerations you need to keep in mind.
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Think about the environment and loading conditions.
Question 6.
Evaluate the impact of not using SRAs on the life cycle of a concrete structure.
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Consider long-term performance versus initial costs.

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