ACI Aggregate Testing Technician - Level
1 - Section 2
Generally speakme, small samples are most consultant of the full deliver. True or False? -
ANS-False; big samples are more representative
If Method A is to be used and the pattern is moist, ____ the pattern. - ANS-Dry
If Method B or C is for use, ____ the sample. - ANS-Moisten
In Methods B and C the pattern is shoveled into a ____ before it is flattened and divided. -
ANS-Conical pile
In miniature stockpile sampling, reap the pattern via choosing at least ____ increments of cloth
from _____ locations within the stockpile. - ANS-5 , random
In quartering, keep two ____ quarters and reject the alternative two. - ANS-Diagonally opposite
In the usage of the exchange manner in Method B, the sphere sample may be positioned on
a(n) _____. - ANS-Canvas blanket or tear-resistant tarp
Method ____ involves using chutes, conserving receptacles, and hoppers or straightedge pans.
- ANS-A
Method A, the ____ method, have to be used with nice, dry mixture. - ANS-Mechancal·splltter
Method C, miniature stockpiling, can not be used for ____ or combinations of coarse and
excellent aggregate. - ANS-Coarse aggregates
Sample splitters must have ____ same width chutes for coarse mixture and ____ for
high-quality aggregate. - ANS-eight, 12
The differences or variations in the techniques of Method B are based totally at the ____ of the
floor surface. - ANS-Evenness
There are a few instances wherein ____ between the test samples cannot be avoided. -
ANS-Differences
1 - Section 2
Generally speakme, small samples are most consultant of the full deliver. True or False? -
ANS-False; big samples are more representative
If Method A is to be used and the pattern is moist, ____ the pattern. - ANS-Dry
If Method B or C is for use, ____ the sample. - ANS-Moisten
In Methods B and C the pattern is shoveled into a ____ before it is flattened and divided. -
ANS-Conical pile
In miniature stockpile sampling, reap the pattern via choosing at least ____ increments of cloth
from _____ locations within the stockpile. - ANS-5 , random
In quartering, keep two ____ quarters and reject the alternative two. - ANS-Diagonally opposite
In the usage of the exchange manner in Method B, the sphere sample may be positioned on
a(n) _____. - ANS-Canvas blanket or tear-resistant tarp
Method ____ involves using chutes, conserving receptacles, and hoppers or straightedge pans.
- ANS-A
Method A, the ____ method, have to be used with nice, dry mixture. - ANS-Mechancal·splltter
Method C, miniature stockpiling, can not be used for ____ or combinations of coarse and
excellent aggregate. - ANS-Coarse aggregates
Sample splitters must have ____ same width chutes for coarse mixture and ____ for
high-quality aggregate. - ANS-eight, 12
The differences or variations in the techniques of Method B are based totally at the ____ of the
floor surface. - ANS-Evenness
There are a few instances wherein ____ between the test samples cannot be avoided. -
ANS-Differences
