Practice - Exposure Classifications (as per IS 456:2000)
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Practice Questions
Test your understanding with targeted questions
What is the maximum water-cement ratio for mild exposure?
💡 Hint: Look in the mild exposure section.
How much cement is required for moderate exposure?
💡 Hint: Moderate exposure also has a requirement for cement content.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the minimum cement content required for very severe exposure?
💡 Hint: Think about the increasing severity of exposure.
True or False: The w/c ratio for extreme exposure is higher than that for severe exposure.
💡 Hint: Understand how the ratio corresponds to exposure types.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A contractor is planning a bridge in a coastal city intending to use very severe exposure classification. Determine the minimum cement content and water-cement ratio needed for durability.
💡 Hint: Check the requirements outlined for very severe exposure in IS 456:2000.
If a concrete mix fails to meet the required cement content for an extreme exposure environment, what potential issues might arise? Discuss the consequences based on the conditions specified.
💡 Hint: Consider how aggressive environments interact with weaker mixes.
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