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2 cards from this section. Quick, good the night before a test.
What is air-entrained concrete?
Think about the properties that help concrete withstand cold climates.
Why is low permeability important in cold climates?
Consider how water's behavior affects concrete.
Which type of concrete is best for cold climates?
Think about the features that protect against freezing conditions.
True or False: Deicing salts only affect the surface of concrete.
Consider how salts interact with both concrete and embedded materials.
Given a scenario where a bridge is susceptible to freeze-thaw damage, design a material strategy ensuring its longevity amid cold conditions. Outline the materials, testing, and considerations needed.
Think deeply about local environmental conditions and historical data on similar constructions.
Assess the impact of using high permeability concrete in a northern climate structure compared to using low permeability concrete.
Reflect on how moisture affects concrete in harsh climates.
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