Practice Challenges In Marine Environment (4.1) - Introduction to Durability and Permeability

Practice: Challenges in Marine Environment

Lesson 4.1Introduction to Durability and Permeability

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11 questions

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

Question 1.
What is Chloride Attack?
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Think about how seawater affects steel.
Question 2.
Define Sulphate Attack.
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It's related to groundwater and soil.
3Question 3.
What initiates chloride-induced corrosion?
- Water
- Chlorides
- Acids
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Think about where chlorides come from.
4Question 4.
True or False: Sulphate attack can only originate from external sources.
- True
- False
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Recall the different types of sulphate attack.
Question 5.
A coastal bridge has begun to show surface scaling and cracking after five years. Propose a diagnostic approach to determine whether chloride attack is occurring and suggest preventive measures.
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Examine both the environmental factors and the material properties.
Question 6.
A marine platform constructed with standard concrete is experiencing sulphate attack. Discuss how material selection could have mitigated this issue.
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Think about mixing design and environmental compatibility.

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