Computer · Building Materials
Which of the following is a key advantage of using fly ash as a partial replacement for Portland cement in concrete?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It increases early heat of hydration significantly.
- 2It increases the water demand for given workability.
- 3It reduces permeability and enhances long-term durability.✓
- 4It weakens the bond between aggregate and cement paste.
Correct answer
It reduces permeability and enhances long-term durability.
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