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1906.5.6 Control Tests and Alternate Methods
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The results of control tests, including concrete cylinder specimens prepared in accordance with ANSI/ASTM C31, 2003a, cast-in-place cores, or other device that will produce test specimens representative of the condition of the concrete in place, of suitable size and proportions, and approved by the registered design professional of record shall be evidence that the concrete has attained sufficient strength or the strength as may be specified on the drawings. The contractor may submit alternate methods of stripping, reshoring, and strength control for approval by the registered design professional of record, subject to review by the commissioner.