Aci Test

Front 1

the temperature of concrete may be mixed in a wheelbarrow? True or False

Back 1

True

Front 2

The Sensor of the temperature measuring device shall have at least ____ in. ____mm of concrete cover in all directions

Back 2

3 in, 75 mm

Front 3

The temp measuring device shall have a capacity of measuring temp of freshly mixed concrete to +/- ____ degrees F ____degrees C throughout a range of ____ to ___ degrees F (____to____degrees C.)

Back 3

1* F (.5*C), 30*,120, [0, 50]

Front 4

The temp measuring device shall be calibrated _____, or whenever there is a question of _____.

Back 4

Annually; Accuracy

Front 5

The temp of concrete may be measured in a wall form?

Back 5

True

Front 6

A composite sample of concrete is required even if teh only purpose for obtaining the sample is to determine temperature?

Back 6

False

Front 7

What must be done to the sample container prior to sampling the concrete?

Back 7

Dampen (with water)

Front 8

What must be done to the concrete surrounding the temp device after the device is submerged in the fresh concrete

Back 8

Press the concrete around the temp device at the surface of the concrete

Front 9

How long must the temp device remain in the freshly mixed concrete for an accurate reading?

Back 9

2 minutes or until the temp reading stabilizes.

Front 10

After the temp of the concrete is read, what is then required?

Back 10

Recording of temp