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3 cards from this section. Quick, good the night before a test.
What is carbonation in the context of concrete?
Think about the components that react in concrete.
What is the result of a lower pH in concrete?
Consider what happens to the steel when it loses its protection.
What does carbonation do to the pH of concrete?
Think about what CO₂ does to the alkalinity.
True or False: Carbonation can lead to corrosion of steel reinforcement.
Consider how the steel is affected by changes in the environment.
Propose a plan for a new concrete structure in a coastal area to mitigate carbonation and corrosion effects.
Think about environmental factors and protective measures.
Evaluate the long-term effects of carbonation on a 20-year-old concrete residential building located in an urban area. What maintenance strategies would you recommend?
Consider preventive and remedial actions based on inspection results.
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