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ACI Concrete Strength Testing Technician - Test Method C39/C39M questions n answers
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ACI Concrete Strength Testing Technician - Test Method C39/C39M False; have a density of more than 800 kg/m3 (50 lb/ft3) - correct answer This test method measures the compressive strength of cylindrical concrete specimens that have a density of less than 800 kg/m3 (50 lb/ft3). True or False? F...
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