Alabama · answered by Verika · verified against sources
What air content is required for concrete on Alabama DOT projects?
Total air content for Alabama DOT concrete projects must be between 2.0% and 6.0% by volume during placement [1] and must not exceed 6.0% by volume during production [8].
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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.