Terms in this set (141)
The sensor of the temperature
measuring device shall be
submerged a minimum of _____
in. [__ mm] into the freshly
mixed concrete.
3 in. [75 mm]
The temperature measuring
device shall ha
...
Terms in this set (141)
The sensor of the temperature
measuring device shall be
submerged a minimum of _____
in. [__ mm] into the freshly
mixed concrete.
3 in. [75 mm]
The temperature measuring
device shall have a capacity
of measuring temperature of
freshly mixed concrete to +-
_____ degrees F [+ ___ C]
throughout a range of ____.
1 degree F [0.5 C], 30 degrees F to 120 F [0 C to
50 C]
The temperature measuring
device shall be calibrated
_ _, or whenever there is a
question of___ _.
Annually, accuracy
The temperature of concrete
may be measured in a
wheelbarrow. True or False?
True
The temperature of concrete
may be measured in a wall
form. True of False
True
4/15/2021 ACI Concrete Field Testing Technician- Grade I Flashcards | Quizlet
2/22
A composite sample of
concrete is required even if
the only purpose for
obtaining the sample is to
determine temperature. True
of False?
False
What must be done to the
sample container prior to
sampling the concrete?
Dampen (with water)
What must be done to the Gently press the concrete around the temperature
concrete surrounding the measuring device at the surface of the concrete
temperature measuring
device after the device is
submerged in the fresh
concrete.
How long must the At least 2 minutes but not more than 5 minutes
temperature measuring
device remain in the freshly
mixed concrete?
After the temperature of the
concrete is read, what is
required?
Reporting of temperature
The temperature of concrete
is reported to the nearest _____
degrees F [ __C]
1 degree F [0.5 C]
According to ASTM C1064,
what is one reason to take the
temperature of concrete?
Verify conformance to a specified requirement for
temperature of concrete
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