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Is the core grading scale in the ACI CP-60(02) manual used as an acceptance tool on projects?

April 26, 2017acceptance ACI core grading manual scale Tool Used

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Is the core grading scale in the ACI CP-60(02) manual used as an acceptance tool on projects?

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According to ACI 506R-05, the core grading method in ACI CP-60(02) is only to be used for nozzleman evaluation. (This is typically done in ACI Shotcrete Nozzleman Certification sessions and/or in preconstruction testing.) The core grading method should not be used to evaluate structures.