18.10 - Environmental and Sustainability Considerations
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Practice Questions
Test your understanding with targeted questions
What is one of the main environmental concerns regarding concrete production?
💡 Hint: Think about the gas that contributes to climate change.
Name one type of Supplementary Cementitious Material.
💡 Hint: What is produced as a byproduct of burning coal?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary reason for the environmental impact of concrete?
💡 Hint: Think about the process that generates CO₂ emissions.
True or False: Recycled aggregates have no impact on sustainability.
💡 Hint: Consider what happens to waste materials in contrast to using new ones.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Calculate the potential reduction in CO₂ emissions by substituting 30% of a cement mix with fly ash, considering the average emission from 1 ton of cement is 0.8 tons of CO₂.
💡 Hint: Focus on the proportions and then multiply by the CO₂ emissions per ton.
Propose a sustainable concrete mix design for a high-performance structure using both fly ash and recycled aggregates, detailing the expected benefits.
💡 Hint: Consider how the interaction of materials leads to improved performance.
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