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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is an external sulphate attack?
💡 Hint: Think of the environment around the concrete.
Question 2
Easy
Name one source of internal sulphate attack.
💡 Hint: Recall materials that might contain sulphate.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the primary cause of external sulphate attack?
- Sulphate ions from internal sources
- Seawater and soil
- High water-cement ratio
💡 Hint: Think about where sulphate ions might come from related to the environment.
Question 2
Internal sulphate attack arises from which source?
- True
- False
💡 Hint: Is it coming from outside sources or inside?
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Analyze a construction project where concrete will be placed near a sulphate-rich soil area. List at least five design considerations to prevent sulphate attacks.
💡 Hint: Think about each phase of the project design and what materials can effectively resist sulphate.
Question 2
Evaluate the effects of internal sulphate attack occurring in an existing structure. What steps should be taken to assess and remediate the damage?
💡 Hint: Consider what assessment methods and remedial actions might apply in cases of structural damage.
Challenge and get performance evaluation