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ACI Field 1 - ASTM C138 Density (Unit Weight) - CRMCA Online Concrete Procedures (v2-2022)
CRMCA presents the Online Concrete Procedures for preparing for ACI certifications.
C138/C138M—Density (Unit Weight), Yield, and Air Content (Gravimetric) of Concrete
**Updated for 2022**
CRMCA website: https://www.crmca.org/
CRMCA Registration for ACI: https://www.crmca.org/americanconcre...
ACI website: https://www.concrete.org/
ASTM website: https://www.astm.org/
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