ACI CONCRETE FIELD TESTING
TECHNICIAN GRADE I FINAL STUDY
SCRIPT 2026 COMPLETE QUESTIONS AND
SOLUTIONS
●● 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:
A. Determination that at least 8 hours has elapsed since final set
B. Ensuring specimens have not been demolded
, C. Allowing the specimen to air dry for at least 4 hours. Answer: A
●● If the aggregate correction factor for a given source of fine and
coarse aggregate is found to be 0.2% in a pressure air meter, and an air
content value of 5.0% is dead in the gage of the same air meter
containing concrete with the same aggregate, what is the correct air
content?
A. 3.0%
B. 5.2%
C. 4.8%
D. 0.4%. Answer: C
●● Strength test specimens transported from the field to the testing
laboratory must be:
A. Protecting from jarring
B. Protected from moisture loss
C. Protected from freezing
D. A and ab only
E. A, B, and C. Answer: E
●● Tests for slump and air content must be started within ____________
after obtaining the final portion of the composite sample.
TECHNICIAN GRADE I FINAL STUDY
SCRIPT 2026 COMPLETE QUESTIONS AND
SOLUTIONS
●● 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:
A. Determination that at least 8 hours has elapsed since final set
B. Ensuring specimens have not been demolded
, C. Allowing the specimen to air dry for at least 4 hours. Answer: A
●● If the aggregate correction factor for a given source of fine and
coarse aggregate is found to be 0.2% in a pressure air meter, and an air
content value of 5.0% is dead in the gage of the same air meter
containing concrete with the same aggregate, what is the correct air
content?
A. 3.0%
B. 5.2%
C. 4.8%
D. 0.4%. Answer: C
●● Strength test specimens transported from the field to the testing
laboratory must be:
A. Protecting from jarring
B. Protected from moisture loss
C. Protected from freezing
D. A and ab only
E. A, B, and C. Answer: E
●● Tests for slump and air content must be started within ____________
after obtaining the final portion of the composite sample.
