Field glossary

f'c

Specified compressive strength on the drawings, judged at the specified age, commonly 28 days

Used across 5 Anvilfield field guides, most in Concrete.

Also defined as

Specified compressive strength; curing can stop at 70 percent of it if the strength is proven
Specified compressive strength in psi, the design strength at the test age, usually 28 days

Where this shows up

ConcreteReady-mix ordering and delivery ConcreteConcrete strength testing with cylinders ConcreteConcrete maturity method ConcreteMix design and water-cement ratio ConcreteConcrete curing methods and protection

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