Compressive Strength of Concrete: Definition, Formula, Cube Test

The copy of test report of all ingredients, mix design calculations, record of trial cube testing and records of modification should be communicated to RDSO

Testing Procedure ASTM C109 1 Using mold release agent, spray cube mold 2 Plastic consistency: a Fill all cube molds halfway with mortar b Tamp mortar

cube test report format in terms ofits 28 days compressive strength, This procedure requires 28 Hence, standard 28 days cube testing of concrete is not feasible for quality

cube testing report Correct and early curing is critical: As much as 50% of a 7 day strength and 10% of 28 day strength may be lost by incorrect procedure Concrete Cubes cured at