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4 cards from this section. Quick, good the night before a test.
Define durability in the context of concrete.
Think about how long concrete lasts under different conditions.
What is permeability?
Consider what happens when water touches concrete.
What property measures how easily fluids can pass through concrete?
Think about moisture and fluids interacting with concrete.
True or False: High permeability is beneficial for concrete durability.
Consider how water can weaken a structure.
Design a concrete mix for a bridge in a cold region, factoring in freeze-thaw effects. Consider materials and ratios.
Remember to consider the environment and how materials interact.
Evaluate a case where a building suffered from sulphate attack. Propose a remedial strategy for future constructions.
Think about safeguarding against the conditions that caused the attack.
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