Field Tech 1

The temperature of concrete can be measured in a properly constructed wall form?

• True

• Flase

Answer explanation

It's important that you read the standards carefully

The temperature of concrete is reported to the nearest?

• .005 F

• .5 F

• .01 F

• 1 F

• 10 F

Answer explanation

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The concrete sample must be protected from contamination, sun wind and

Answer explanation

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The composite sample from a truck mixer must be obtained from the ______ portion of the batch.

• middle

• bottom

• back

• top

Answer explanation

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The height of the slump mold is?

• 14"

• 10"

• 12"

• 16"

Answer explanation

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Each layer should fill approximately _______ the volume of the mold.

Answer explanation

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The diameter of the tamping rod used in the slump test method is _______?

• 3/8"

• 1/2"

• 5/8"

• 3/4"

Answer explanation

What is the minimum thickness of the metal strike-off plate?

• 2"

• 1/2"

• 5/8"

• 1/4"

Answer explanation

The maximum size aggregate allowed for the entrained air content pressure test method is ________.

• 2"

• 1"

• 3/8"

• #4

Answer explanation

What tools may be used to strike off the top surface of the concrete following consolidation of the final layer for the air test method?

• Strike-off Bar

• Metal Plate

• Glass Plate

• Acrylic Plate

• 12" x 12" Flat Wood Board

Answer explanation