ASTM C1064/C1064M Study Questions
& CORRECT ANSWERS 2025 latest
The end of the temperature sensing portion of the temperature measuring device is submerged a
minimum of ______ into the freshly mixed concrete
3"
The temperature measuring device shall be capable of accurately measuring the temperature of freshly
mixed concrete to ___________ throughout a range of ________________.
1 degrees F, 30 degrees F to 120 degrees F
The temperature measuring device shall be verified ___________, or whenever there is a question of
__________.
Annually, Accuracy
The temperature of concrete may be measured in a wheelbarrow. T/F
True
The temperature of concrete may be measured in a wall form. T/F
True
A composite sample of concrete is required even if the only purpose for obtaining the sample is to
determine temperature. T/F
False
, What must be done to the sample container prior to sampling the concrete?
Dampened
What must be done to the concrete surrounding the temperature measuring device after the device is
submerged in the fresh concrete?
Gently press the concrete around the temperature measuring device at the surface of the concrete
How long must the temperature measuring device remain in the freshly mixed concrete?
At lease 2 minutes, but not more than 5 minutes
After the temperature of the concrete is read, what is then required?
Reporting of temperature
The temperature of the concrete is reported to the nearest ________.
1 degrees F
According to Test Method C1064/C1064M, what is one reason to take the temperature of concrete?
Verify conformance to a specified requirement for temperature of concrete
A maximum temperature of freshly mixed concrete is specified in Test Method C1064/C1064M. T/F
False
& CORRECT ANSWERS 2025 latest
The end of the temperature sensing portion of the temperature measuring device is submerged a
minimum of ______ into the freshly mixed concrete
3"
The temperature measuring device shall be capable of accurately measuring the temperature of freshly
mixed concrete to ___________ throughout a range of ________________.
1 degrees F, 30 degrees F to 120 degrees F
The temperature measuring device shall be verified ___________, or whenever there is a question of
__________.
Annually, Accuracy
The temperature of concrete may be measured in a wheelbarrow. T/F
True
The temperature of concrete may be measured in a wall form. T/F
True
A composite sample of concrete is required even if the only purpose for obtaining the sample is to
determine temperature. T/F
False
, What must be done to the sample container prior to sampling the concrete?
Dampened
What must be done to the concrete surrounding the temperature measuring device after the device is
submerged in the fresh concrete?
Gently press the concrete around the temperature measuring device at the surface of the concrete
How long must the temperature measuring device remain in the freshly mixed concrete?
At lease 2 minutes, but not more than 5 minutes
After the temperature of the concrete is read, what is then required?
Reporting of temperature
The temperature of the concrete is reported to the nearest ________.
1 degrees F
According to Test Method C1064/C1064M, what is one reason to take the temperature of concrete?
Verify conformance to a specified requirement for temperature of concrete
A maximum temperature of freshly mixed concrete is specified in Test Method C1064/C1064M. T/F
False
