Answer :
Final answer:
The slump test concrete sample must be obtained following the ASTM Standard C172/C172M. This standard outlines the procedures and requirements for sampling fresh concrete.
Explanation:
The sample of concrete for use in making the slump test must be obtained in accordance with the ASTM Standard C172/C172M. This standard specifically outlines the procedures and requirements for sampling freshly mixed concrete from different structures and transportation equipment. The process involves steps like ensuring you are wearing appropriate safety gear, choosing an appropriate sampling location, obtaining a sufficient amount of concrete, and correctly handling and transporting the sample to prevent segregation or loss of materials.
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