PCC Level 1.Final Exam Test 2026\2027.
The end of the temperature sensing portion of the temperature measuring device is submerged a
minimum of ___ into the freshly mixed concrete.
3 inches
The temperature measuring device shall be capable of accurately measuring the temperature of
freshly mixed concrete to _____ throughout a range of _____ .
1 °F , 30-120°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 or F?
T
The temperature of concrete may be measured in a wall form. T or F?
T
A composite sample of concrete is required even if the only purpose for obtaining the sample is to
determine temperature. T or F?
F
What must be done to the sample container prior to sampling the concrete?
Dampened with water
What must be done to the concrete surrounding the temperature measuring device after the
device is submerged in 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?
2-5 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°F
According to Test Method C1064, what is one reason to take the concrete temperature?
Verify conformance to a specified requirement for concrete temperature.
A maximum temperature of freshly mixed concrete is specified in Test Method C1064. T or F?
F
, PCC Level 1.Final Exam Test 2026\2027.
The sample of concrete used for temperature determination must be rodded 25 times. T or F?
F
Sampling by this practice covers procedures for obtaining representative samples, on which
tests are to be performed to determine ____ with quality requirements of the specification under
which the concrete is furnished.
Compliance
This practice covers sampling from five types of equipment which are...
Stationary mixers, paving mixers, revolving drum mixers, continuous mixers, and open top mixers.
The elapsed time between obtaining the first and final portions of a composite sample shall not
exceed ___.
15 minutes
Portions of a composite sample shall be thoroughly remixed before beginning tests on the sample.
T or F?
T
Start the tests for slump, temperature, and air content within how many minutes after obtaining
the final portion of the composite sample?
5 minutes
Start molding specimens for strength tests within how many minutes after fabricating the
composite sample?
15 minutes
The concrete sample must be protected from contamination and _____.
Rapid evaporation
The minimum size sample for making strength test specimens is _____.
1 cubic foot
When sampling from a stationary mixer, the batch must be sampled at _____ or more regularly
spaced intervals during discharge of the middle portion of the batch
2
When sampling from a paving mixer, obtain samples from at least ____ different portions of the
pile and combine them into one composite sample for testing purposes.
5
When sampling from a revolving drum truck mixer, concrete must be sampled at a minimum of
_____ regularly spaced intervals during discharge of the middle portion of this batch.
2
The end of the temperature sensing portion of the temperature measuring device is submerged a
minimum of ___ into the freshly mixed concrete.
3 inches
The temperature measuring device shall be capable of accurately measuring the temperature of
freshly mixed concrete to _____ throughout a range of _____ .
1 °F , 30-120°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 or F?
T
The temperature of concrete may be measured in a wall form. T or F?
T
A composite sample of concrete is required even if the only purpose for obtaining the sample is to
determine temperature. T or F?
F
What must be done to the sample container prior to sampling the concrete?
Dampened with water
What must be done to the concrete surrounding the temperature measuring device after the
device is submerged in 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?
2-5 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°F
According to Test Method C1064, what is one reason to take the concrete temperature?
Verify conformance to a specified requirement for concrete temperature.
A maximum temperature of freshly mixed concrete is specified in Test Method C1064. T or F?
F
, PCC Level 1.Final Exam Test 2026\2027.
The sample of concrete used for temperature determination must be rodded 25 times. T or F?
F
Sampling by this practice covers procedures for obtaining representative samples, on which
tests are to be performed to determine ____ with quality requirements of the specification under
which the concrete is furnished.
Compliance
This practice covers sampling from five types of equipment which are...
Stationary mixers, paving mixers, revolving drum mixers, continuous mixers, and open top mixers.
The elapsed time between obtaining the first and final portions of a composite sample shall not
exceed ___.
15 minutes
Portions of a composite sample shall be thoroughly remixed before beginning tests on the sample.
T or F?
T
Start the tests for slump, temperature, and air content within how many minutes after obtaining
the final portion of the composite sample?
5 minutes
Start molding specimens for strength tests within how many minutes after fabricating the
composite sample?
15 minutes
The concrete sample must be protected from contamination and _____.
Rapid evaporation
The minimum size sample for making strength test specimens is _____.
1 cubic foot
When sampling from a stationary mixer, the batch must be sampled at _____ or more regularly
spaced intervals during discharge of the middle portion of the batch
2
When sampling from a paving mixer, obtain samples from at least ____ different portions of the
pile and combine them into one composite sample for testing purposes.
5
When sampling from a revolving drum truck mixer, concrete must be sampled at a minimum of
_____ regularly spaced intervals during discharge of the middle portion of this batch.
2
