Concrete Knowledge

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Concrete Strength

TEST SPECIMENS
Three Purposes of Test Specimens
Field Cured Concrete Test Specimens (Cylinders, Beams, Cubes)
Standard-Cured (Lab) Specimens
Low Breaks

MATURITY METHOD OF STRENGTH ESTIMATION
Introduction to Concrete Maturity Methods
Concrete Maturity Formula

CONCRETE TEMPERATURE

Cold Weather Concrete
(coming soon) Hot Weather Concrete
(coming soon) Mass Concrete
(coming soon) Adiabatic Temperature Rise
(coming soon) Delayed Ettringite Formation (DEF)

KEY REFERENCES

ASTM C 1074 - Standard Practice for Estimating Concrete Strength by the Maturity Method
ASTM C31 - Standard Practice for Making and Curing Concrete Test Specimens in the Field