Practice Acid Attack (9.13.2) - Topics in Hardened Concrete

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9 questions

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6 sample questions

Question 1.
What is an acid attack?
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Think about how acids interact with concrete.
Question 2.
Name one symptom of an acid attack.
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How does the concrete's appearance change?
3Question 3.
What is the main component of concrete that reacts with acids?
- Silica
- Calcium Hydroxide
- Sand
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Think about which material is present in large amounts in concrete.
4Question 4.
True or False: Silica fume enhances the acid resistance of concrete.
- True
- False
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Consider the role of additives in concrete performance.
Question 5.
Consider a concrete structure exposed to both acidic and wet conditions. What architectural features would you recommend to enhance its durability?
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Think about layers of defense against acid.
Question 6.
A concrete bridge shows signs of acid attack. How would you assess the level of damage and recommend repairs?
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Assessing the surface isn't enough; you might need deeper checks.

5 more questions in this section. Enroll free to practise them all.