AL Runway Practice Questions - Alabama Runway Contractor Examination Exam

Cold-weather concrete placement for airfield slabs requires special care mainly to:

Keep concrete from freezing before it gains adequate strength and to maintain curing temperatures Ensure the mix freezes solid as a curing method Eliminate air entrainment intentionally Use only ice as mixing water with no temperature controls

Correct Answer:

Keep concrete from freezing before it gains adequate strength and to maintain curing temperatures

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