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2 cards from this section. Quick, good the night before a test.
What causes plastic shrinkage cracking in concrete?
Think about what happens to moisture at higher temperatures.
Name one method to improve workability in hot weather.
What type of additive helps with concrete consistency?
What is the main consequence of increased evaporation during hot weather concreting?
Consider what happens to concrete surfaces when they dry out quickly.
True or False: Hot weather conditions decrease the workability of concrete.
Think about how heat affects materials.
Develop a comprehensive plan to tackle plastic shrinkage cracking in a high-temperature environment. Include steps before, during, and after concreting.
Think about each stage of the concreting process and how you can maintain moisture.
Analyze the effects of using conventional Portland cement versus blended cements containing fly ash on the overall performance of concrete in hot weather.
Focus on the properties of each cement type under stress.
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