Standard Practice for
Estimating Concrete Strength
by the Maturity Method1
This standard is issued under the fixed designation C 1074; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
Click below to download Astm C 1074 – 98 pdf free
Click here to download Astm C 1073 – 97a (Reapproved 2003) Pdf Free Download