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3 cards from this section. Quick, good the night before a test.
What is a mineral admixture?
Think about how materials are added to concrete.
Name one property of fly ash.
How does it affect the mixing process?
What type of material is fly ash?
Think about its physical state.
Silica fume has a high reactivity due to its:
Focus on the particle size and surface characteristics.
Propose a concrete mix design incorporating at least two different mineral admixtures for a marine structure. Discuss the properties and reasons for the selection.
Consider the environment and structural requirements when selecting materials.
Evaluate the impact of using a high percentage of fly ash on the hydration process and final concrete properties. What are the trade-offs?
Think about both immediate and long-term concrete performance.
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