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ASTM C823 – Standard Practice for Examination and Sampling of Hardened Concrete in Constructions


This practice outlines procedures for visual examination and sampling of hardened concrete in constructions.

Reference is made to the examination and sampling of concrete in prefabricated building units, precast products, and laboratory specimens.


construction; coring; deterioration; exposure condition; field inspection; hardened concrete; performance; petrographic examination; photograph; representative sample

ASTM C823 Accredited Laboratory

Applied Testing & Geosciences, LLC is accredited for performing tests using the ASTM C823 standard.

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