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2 cards from this section. Quick, good the night before a test.
What is workability in concrete?
Consider what happens during construction.
Name one chemical admixture that improves workability.
Think of what makes concrete pour easily.
What is the primary benefit of using superplasticizers in HPC?
Think of how it changes the concrete's mixing properties.
True or False: Improved workability only affects the initial mixing phase of concrete.
Consider all stages of construction where concrete is used.
You are tasked with constructing a high-rise building that requires concrete to surround very dense reinforcements effectively. Describe the importance of improved workability and the potential consequences if it is not achieved.
Think about what happens when there’s not enough fluidity in a concrete mix.
You have been asked to evaluate two concrete mixes: one with high superplasticizer content and one with low. What predictions can you make about their workability and potential uses in construction?
Consider how superplasticizers change the dynamics of a concrete mix.
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