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CCIL-Temperature Testing of Cement Concrete with 100- correct answers(verified for accuracy).
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CCIL-Temperature Testing of Cement Concrete with 100- correct answers(verified for accuracy).
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CCIL-Temperature Testing ofCement Concrete with 100%
correct answers(verified for
accuracy)
What is the minimum thickness of concrete cover in all directions? -
answer 75 mm
What should the range and accuracy of the temperature measuring
device be? - answer 0 °C to 50 °C with an accuracy of ±0.5 °C
When calibrating, how far apart should the two measurements be? -
answer The two temperatures should be at least 15 °C apart
How often should the temperature measuring device be calibrated?
- answer Annually or when there is a question of accuracy
How long should the temperature reading device be left in the
concrete? - answer 2 min, or until readings stabilize
What is the time window to complete a temperature reading after
obtaining the sample? - answer You have 5 minutes immediately
after obtaining the sample to complete the reading, except when
the max aggregate size is greater than 80 mm. In this case you can
wait longer to ensure that the temperature has stabilized before
recording.
Why do we press the concrete around the measuring device? -
answer To close any voids and prevent ambient air temperature
from affecting the reading
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