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4 cards from this section. Quick, good the night before a test.
What does the grade of concrete indicate?
Think about how we classify concrete strength.
What is workability in concrete?
Notice how this affects construction processes.
What does the grade 'M25' indicate?
Focus on the meaning of the grade designation.
True or False: The type of cement used can affect the durability of concrete.
Consider how different materials perform.
Given a project with a moderate exposure condition requiring M30 grade concrete, list the considerations for selecting materials.
Reflect on the link between exposure and material properties.
Design a mix for M25 grade concrete using the parameters of 20 mm maximum aggregate size and low workability. What changes would you make?
Think about the balance of materials for optimal performance.
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