Virginia · answered by Verika · verified against sources
What are the rules for placing concrete in cold weather on Virginia DOT projects?
Concrete must be protected to maintain surface temp ≥40°F for 72 hrs (and ≥50°F at outer surfaces for 72 hrs + ≥40°F for 48 hrs if freezing continues) [2,3]. Contractor replaces frost-damaged concrete at own expense [2].
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Verika provides information with citations to help you find and understand the rules that apply to your work. It is not a substitute for professional engineering or legal judgment. Answer generated 2026-08-28; always confirm against the cited source for your project.