ACI Written Exam Practice Questions And Answers Latest Update
ACI Written Exam Practice Questions
And Answers Latest Update
The sensor of the temperature measuring device shall have at least ____ inches of
concrete cover in all directions. - ✔✔✔-3
The temperature measuring device shall have a capacity or measuring freshly
mixed concrete to the nearest ________F. - ✔✔✔-1
The temperature measuring device shall be calibrated ________, or whenever there
is a question of its ____________________. - ✔✔✔-Annually, accuracy
The concrete temperature is read to the nearest ___________F. - ✔✔✔-1
The temperature measuring device shall have a range of ______F to _________F. -
✔✔✔-30, 120
The temperature may be measured in a wall form - ✔✔✔-True
The temperature measuring device must remain in the concrete for a minimum of?
- ✔✔✔-2 Minutes
With large aggregate of 3" diameter the concrete temperature may take up to
twenty minutes to stabilize due to heat transfer from the aggregate to the cement
paste. - ✔✔✔-True
The maximum time allowable time in between obtaining the first and final portion
of a composite sample is? - ✔✔✔-15 Minutes
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, ACI Written Exam Practice Questions And Answers Latest Update
The minimum size of a composite sample required when strength specimens are to
be molded - ✔✔✔-1.0CF
Sampling form a stationary mixer or revolving drum mixer, the batch must be
sampled at _____ or more regularly spaced intervals - ✔✔✔-3
The composite sample for a paving mixer must represent a minimum of _____
different portions of the batch of concrete taken from the pile after discharge. -
✔✔✔-5
The test for slump, temperature, and air content must begin within ____ minutes
after fabricating the composite sample. - ✔✔✔-5
The sample should be combined and remixed before testing begins. - ✔✔✔-True
Composite samples must be taken before any water is added. - ✔✔✔-False
The composite sample from a truck mixer is taken from the _____ portion of the
batch. - ✔✔✔-Middle
The slump test is applicable to concrete having a nominal maximum aggregate
size of ____ in. - ✔✔✔-1.5
The slump mold is filled in ____ layers of equal volume. - ✔✔✔-3
The sample of concrete used for the test must be obtained in accordance to ASTM
_____. - ✔✔✔-C172
Each layer should be rodded _______ times. - ✔✔✔-25
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ACI Written Exam Practice Questions
And Answers Latest Update
The sensor of the temperature measuring device shall have at least ____ inches of
concrete cover in all directions. - ✔✔✔-3
The temperature measuring device shall have a capacity or measuring freshly
mixed concrete to the nearest ________F. - ✔✔✔-1
The temperature measuring device shall be calibrated ________, or whenever there
is a question of its ____________________. - ✔✔✔-Annually, accuracy
The concrete temperature is read to the nearest ___________F. - ✔✔✔-1
The temperature measuring device shall have a range of ______F to _________F. -
✔✔✔-30, 120
The temperature may be measured in a wall form - ✔✔✔-True
The temperature measuring device must remain in the concrete for a minimum of?
- ✔✔✔-2 Minutes
With large aggregate of 3" diameter the concrete temperature may take up to
twenty minutes to stabilize due to heat transfer from the aggregate to the cement
paste. - ✔✔✔-True
The maximum time allowable time in between obtaining the first and final portion
of a composite sample is? - ✔✔✔-15 Minutes
©®™ Page 1
, ACI Written Exam Practice Questions And Answers Latest Update
The minimum size of a composite sample required when strength specimens are to
be molded - ✔✔✔-1.0CF
Sampling form a stationary mixer or revolving drum mixer, the batch must be
sampled at _____ or more regularly spaced intervals - ✔✔✔-3
The composite sample for a paving mixer must represent a minimum of _____
different portions of the batch of concrete taken from the pile after discharge. -
✔✔✔-5
The test for slump, temperature, and air content must begin within ____ minutes
after fabricating the composite sample. - ✔✔✔-5
The sample should be combined and remixed before testing begins. - ✔✔✔-True
Composite samples must be taken before any water is added. - ✔✔✔-False
The composite sample from a truck mixer is taken from the _____ portion of the
batch. - ✔✔✔-Middle
The slump test is applicable to concrete having a nominal maximum aggregate
size of ____ in. - ✔✔✔-1.5
The slump mold is filled in ____ layers of equal volume. - ✔✔✔-3
The sample of concrete used for the test must be obtained in accordance to ASTM
_____. - ✔✔✔-C172
Each layer should be rodded _______ times. - ✔✔✔-25
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