ACI EXAM|QUESTIONS AND VERIFIED ANSWERS|NEW UPDATE
2026/2027|GRADED A+
The sensor of the temperature measureing device shall be submerged a minimum of ____ in
CORRECT|ANSWER
3 (75mm)
The temperature measureing device shall have a capacity of measuring temperature of freshly mixed
conrcrete to +-_____ degrees F throught a range of _____
CORRECT|ANSWER
1(.5 degrees C), 30-120 (0-50 degrees C)
The temperature measuring device shall be calibrated____, or whenever there is a question of _____
CORRECT|ANSWER
annually, accuracy
The temp of concrete may be measured in a wheelbarrow
CORRECT|ANSWER
true
the temp of concrete may be measured in a wall form
CORRECT|ANSWER
true
,A composite sample of concrete is required even if the only purpose for obtaining the sample is to
determine temp.
CORRECT|ANSWER
false
What must be done to the sample container prior to sampling the concrete
CORRECT|ANSWER
dampen (with water)
what must be done to the concrete surrounding the temp measuring device after the device has
submerged
CORRECT|ANSWER
Press concrete around measuring device
How long must the temp device remain in the concrete
CORRECT|ANSWER
at least 2 minutes (but no more than 5)
After temp of concrete is read, what then is required
CORRECT|ANSWER
reporting of temp
the temp of concrete to be measured to the nearest ____degree F
CORRECT|ANSWER
1 (.5 degree C)
, According to the ASTM C1064 what is one reason to take the temp of concrete
CORRECT|ANSWER
verify conformance to a specified requirement for temp
A max temp of concrete is specified in ASTM C1064
CORRECT|ANSWER
False
The sample of concrete used for temp determination must be rodded 25 times
CORRECT|ANSWER
False
Sampling by this method is required when tests are to be made to determine ____ with specification
requirements
CORRECT|ANSWER
compliance
The method covers sampling from four types of mixers which are _____, _____, ____, and _______
CORRECT|ANSWER
stationary mixes, paving mixers, revolving drum mixers and open top mixers
The maximum allowable time between obtaining the first and final portions of a composite sample is
______ minutes
2026/2027|GRADED A+
The sensor of the temperature measureing device shall be submerged a minimum of ____ in
CORRECT|ANSWER
3 (75mm)
The temperature measureing device shall have a capacity of measuring temperature of freshly mixed
conrcrete to +-_____ degrees F throught a range of _____
CORRECT|ANSWER
1(.5 degrees C), 30-120 (0-50 degrees C)
The temperature measuring device shall be calibrated____, or whenever there is a question of _____
CORRECT|ANSWER
annually, accuracy
The temp of concrete may be measured in a wheelbarrow
CORRECT|ANSWER
true
the temp of concrete may be measured in a wall form
CORRECT|ANSWER
true
,A composite sample of concrete is required even if the only purpose for obtaining the sample is to
determine temp.
CORRECT|ANSWER
false
What must be done to the sample container prior to sampling the concrete
CORRECT|ANSWER
dampen (with water)
what must be done to the concrete surrounding the temp measuring device after the device has
submerged
CORRECT|ANSWER
Press concrete around measuring device
How long must the temp device remain in the concrete
CORRECT|ANSWER
at least 2 minutes (but no more than 5)
After temp of concrete is read, what then is required
CORRECT|ANSWER
reporting of temp
the temp of concrete to be measured to the nearest ____degree F
CORRECT|ANSWER
1 (.5 degree C)
, According to the ASTM C1064 what is one reason to take the temp of concrete
CORRECT|ANSWER
verify conformance to a specified requirement for temp
A max temp of concrete is specified in ASTM C1064
CORRECT|ANSWER
False
The sample of concrete used for temp determination must be rodded 25 times
CORRECT|ANSWER
False
Sampling by this method is required when tests are to be made to determine ____ with specification
requirements
CORRECT|ANSWER
compliance
The method covers sampling from four types of mixers which are _____, _____, ____, and _______
CORRECT|ANSWER
stationary mixes, paving mixers, revolving drum mixers and open top mixers
The maximum allowable time between obtaining the first and final portions of a composite sample is
______ minutes
