ACI Concrete field testing technician- grade 1 sample exam Accurate 100%

The method of determining air content of concrete containing lightweight aggregate is the pressure method. True or False - ANSWER False When making a test cylinder from concrete being used in construction, the field technician must also measure the slump of the concrete. True or False - ANSWER True While the technician is checking the slump of the concrete, there is a decided falling away or shearing off of the concrete from one side of the sample. What should the technician do? A. Measure the slump directly over the center of the original base of the mold B. Measure the slump at the average distance above the original center C. Disregard the test and retest on another portion of the sample D. None of the above - ANSWER C Preparation of specimens for transport includes: