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4 cards from this section. Quick, good the night before a test.
What is the ideal water-cement ratio for improving durability?
Think about minimizing water in the concrete mix.
What advantage do pozzolanic materials offer in concrete?
Consider materials like fly ash.
What is the recommended maximum water-cement ratio to improve durability?
It must be less than a specific value to enhance durability.
True or False: Air entrainment increases water absorption in concrete.
Think about how bubbles affect water in concrete.
Discuss how specific structural detailing practices can prevent water accumulation and enhance durability. Consider at least three practices in your answer.
Think about construction processes that manage water flow.
If a project encounters an unexpected delay, and the concrete has started to dry too quickly, what methods can be employed to salvage the durability of the structure? Discuss at least two.
Consider materials that can retain moisture.
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