ACI - Aggregate Base Testing Technician
Exam Questions With Correct Answers
Sampling should be done very carefully because it is as important as
| | | | | | | | | | | |
____________. - CORRECT ANSWER✔✔-Testing | | |
What are the four sources from which field samples can be obtained? -
| | | | | | | | | | | | |
CORRECT ANSWER✔✔-Conveyer belts
| |
Transport units |
Roadways
Stockpiles
Sampling containers for aggregate samples should be made so that the
| | | | | | | | | | |
contents will not be lost, _____ or _____. - CORRECT ANSWER✔✔-
| | | | | | | | | |
contaminated, damaged |
Not using correct procedures for reducing samples to testing size can
| | | | | | | | | | |
result in a _____. - CORRECT ANSWER✔✔-Nonrepresentative sample
| | | | | | |
T or F
| |
, Generally, small samples are most representative of the total supply. -
| | | | | | | | | | |
CORRECT ANSWER✔✔-False |
T or F
| |
There are some instances in which differences between test samples
| | | | | | | | | |
can't be avoided. - CORRECT ANSWER✔✔-True
| | | | |
What determines whether large-size particles are equally distributed
| | | | | | | |
among test samples that have been reduced? - CORRECT ANSWER✔✔-
| | | | | | | | |
Laws of chance
| |
Which method of reducing a sample must be used with fine, dry
| | | | | | | | | | | |
aggregate? - CORRECT ANSWER✔✔-Method A, mechanical splitter
| | | | | |
What must be done to the sample if method B or C is used? - CORRECT
| | | | | | | | | | | | | | | |
ANSWER✔✔-Moisten the sample | |
What do you do if the sample is wet and Method A is to be used? -
| | | | | | | | | | | | | | | | |
CORRECT ANSWER✔✔-Dry the sample | | |
Method C, miniature stockpiling, cannot be used for which type of
| | | | | | | | | | |
aggregate? - CORRECT ANSWER✔✔-Coarse aggregate, or mixtures of
| | | | | | | |
coarse and fine aggregate
| | |
Exam Questions With Correct Answers
Sampling should be done very carefully because it is as important as
| | | | | | | | | | | |
____________. - CORRECT ANSWER✔✔-Testing | | |
What are the four sources from which field samples can be obtained? -
| | | | | | | | | | | | |
CORRECT ANSWER✔✔-Conveyer belts
| |
Transport units |
Roadways
Stockpiles
Sampling containers for aggregate samples should be made so that the
| | | | | | | | | | |
contents will not be lost, _____ or _____. - CORRECT ANSWER✔✔-
| | | | | | | | | |
contaminated, damaged |
Not using correct procedures for reducing samples to testing size can
| | | | | | | | | | |
result in a _____. - CORRECT ANSWER✔✔-Nonrepresentative sample
| | | | | | |
T or F
| |
, Generally, small samples are most representative of the total supply. -
| | | | | | | | | | |
CORRECT ANSWER✔✔-False |
T or F
| |
There are some instances in which differences between test samples
| | | | | | | | | |
can't be avoided. - CORRECT ANSWER✔✔-True
| | | | |
What determines whether large-size particles are equally distributed
| | | | | | | |
among test samples that have been reduced? - CORRECT ANSWER✔✔-
| | | | | | | | |
Laws of chance
| |
Which method of reducing a sample must be used with fine, dry
| | | | | | | | | | | |
aggregate? - CORRECT ANSWER✔✔-Method A, mechanical splitter
| | | | | |
What must be done to the sample if method B or C is used? - CORRECT
| | | | | | | | | | | | | | | |
ANSWER✔✔-Moisten the sample | |
What do you do if the sample is wet and Method A is to be used? -
| | | | | | | | | | | | | | | | |
CORRECT ANSWER✔✔-Dry the sample | | |
Method C, miniature stockpiling, cannot be used for which type of
| | | | | | | | | | |
aggregate? - CORRECT ANSWER✔✔-Coarse aggregate, or mixtures of
| | | | | | | |
coarse and fine aggregate
| | |
