A CMU crew is scheduled during freezing weather, and the forecast shows temperatures dropping below freezing overnight. Which plan is appropriate for the masonry work?
Correct Answer
A) Heat materials and protect the completed work as required by the cold-weather masonry provisions
Cold-weather masonry requires temperature control of materials and protection of completed work so mortar can hydrate and bond properly. Other choices: frozen sand, antifreeze, and dry-laid joints are not acceptable quality masonry practice.
Why This Is the Correct Answer
Cold-weather masonry requires temperature control of materials and protection of completed work so mortar can hydrate and bond properly. Other choices: frozen sand, antifreeze, and dry-laid joints are not acceptable quality masonry practice.
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