ACI AGGREGATE TESTING TECHNICIAN
EXAM QUESTIONS AND ANSWERS 100
PERCENT PASS TEST BANK COLLECTION
COMPLETE SOLUTIONS GRADED A+
⩥ Conveyer belts
Transport units
Roadways
Stockpiles. Answer: What are the four sources from which field samples
can be obtained?
⩥ contaminated, damaged. Answer: Sampling containers for aggregate
samples should be made so that the contents will not be lost, _____ or
_____.
⩥ Nonrepresentative sample. Answer: Not using correct procedures for
reducing samples to testing size can result in a _____.
⩥ False. Answer: T or F
Generally, small samples are most representative of the total supply.
⩥ True. Answer: T or F
, There are some instances in which differences between test samples
can't be avoided.
⩥ Laws of chance. Answer: What determines whether large-size
particles are equally distributed among test samples that have been
reduced?
⩥ Method A, mechanical splitter. Answer: Which method of reducing a
sample must be used with fine, dry aggregate?
⩥ Moisten the sample. Answer: What must be done to the sample if
method B or C is used?
⩥ Dry the sample. Answer: What do you do if the sample is wet and
Method A is to be used?
⩥ Coarse aggregate, or mixtures of coarse and fine aggregate. Answer:
Method C, miniature stockpiling, cannot be used for which type of
aggregate?
⩥ Method A. Answer: Which method involves the use of chutes, holding
receptacles, and hoppers or straight-edged pans?
⩥ 8. Answer: Sample splitters must have how many equal width chutes
for coarse aggregate?
EXAM QUESTIONS AND ANSWERS 100
PERCENT PASS TEST BANK COLLECTION
COMPLETE SOLUTIONS GRADED A+
⩥ Conveyer belts
Transport units
Roadways
Stockpiles. Answer: What are the four sources from which field samples
can be obtained?
⩥ contaminated, damaged. Answer: Sampling containers for aggregate
samples should be made so that the contents will not be lost, _____ or
_____.
⩥ Nonrepresentative sample. Answer: Not using correct procedures for
reducing samples to testing size can result in a _____.
⩥ False. Answer: T or F
Generally, small samples are most representative of the total supply.
⩥ True. Answer: T or F
, There are some instances in which differences between test samples
can't be avoided.
⩥ Laws of chance. Answer: What determines whether large-size
particles are equally distributed among test samples that have been
reduced?
⩥ Method A, mechanical splitter. Answer: Which method of reducing a
sample must be used with fine, dry aggregate?
⩥ Moisten the sample. Answer: What must be done to the sample if
method B or C is used?
⩥ Dry the sample. Answer: What do you do if the sample is wet and
Method A is to be used?
⩥ Coarse aggregate, or mixtures of coarse and fine aggregate. Answer:
Method C, miniature stockpiling, cannot be used for which type of
aggregate?
⩥ Method A. Answer: Which method involves the use of chutes, holding
receptacles, and hoppers or straight-edged pans?
⩥ 8. Answer: Sample splitters must have how many equal width chutes
for coarse aggregate?
