Practice Chemical Attack On Concrete (9.13) - Topics in Hardened Concrete

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9 questions

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2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is sulfate attack?
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Think of how groundwater can affect concrete.
Question 2.
Name a common acid that can attack concrete.
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Think about substances in sewage.
3Question 3.
What is sulfate attack?
- A physical change
- A chemical attack
- A type of curing
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Think about how concrete can deteriorate.
4Question 4.
True or False: Acid attack can lead to an increase in mass of the concrete.
- True
- False
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Consider what happens to concrete when it reacts with acids.
Question 5.
Given a concrete structure exposed to a high-sulfate environment, outline a complete strategy to mitigate potential sulfate attacks.
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Consider both material selection and structural design.
Question 6.
A concrete plant near an acid-producing factory shows signs of deterioration. What factors might contribute to this, and what recommendations would you make?
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Think about how acids can wear down structures over time.

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