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5 cards from this section. Quick, good the night before a test.
What is an admixture in concrete?
Think about why we would want to change how concrete behaves.
Name one benefit of using plasticizers.
Consider how they help in mixing the concrete.
What is the purpose of air-entraining agents in concrete?
Think about how air can prevent damage from expanding water.
True or False: Accelerators slow down the curing process.
Consider the role of accelerators in cold conditions.
Design a concrete mix for a cold environment considering admixtures. Recommend types and explain your choices.
Consider the properties you need to ensure before freezing temperatures are reached.
Evaluate the environmental impact of reducing cement through the use of mineral admixtures. What considerations must be made?
Think about how sustainability fits in with engineering requirements.
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