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ACI Certification Practice Exam Questions and Answers 100% Pass $11.49   Add to cart

Exam (elaborations)

ACI Certification Practice Exam Questions and Answers 100% Pass

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  • Course
  • ACI concrete strength technician
  • Institution
  • ACI Concrete Strength Technician

ACI Certification Practice Exam Questions and Answers 100% Pass For 4x8 cylinders, how many layers and rod strokes to properly consolidate the concrete? - ANSWER-2 layers, 25 strokes For 6x12 cylinders, how many layers and rod strokes to properly consolidate the concrete? - ANSWER-3 layers, 25...

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  • November 18, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • ACI concrete strength technician
  • ACI concrete strength technician
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ACI Certification Practice Exam
Questions and Answers 100% Pass

For 4x8 cylinders, how many layers and rod strokes to properly consolidate the

concrete? - ANSWER✔✔-2 layers, 25 strokes


For 6x12 cylinders, how many layers and rod strokes to properly consolidate the

concrete? - ANSWER✔✔-3 layers, 25 rod strokes


After rodding each layer, the sides of the molds should be tapped 10-15 times with a

tapping rod? T/F - ANSWER✔✔-False




It should be done with a rubber mallet


When rodding the second and/or third layers, the rod must go through the current

;layer and penetrate the previous layer approximately 1" - ANSWER✔✔-True


While rodding the top layer and the concrete becomes low, additional concrete must be

added before the 25th stroke - ANSWER✔✔-True


A tamping rod, flow, or trowel can be used to produce a smooth flat level surface on

top of the cylinders - ANSWER✔✔-Tamping rod, flow, trowel, all the above



Copyright ©SOPHIABENNETT 2025 ACADEMIC YEARALL RIGHTS RESERVED. Page 1/6

, All of the above is correct


When a strength specimen is used for acceptance testing, quality control testing, or trial

batching a mix design, which type of curing method should be used - ANSWER✔✔-

Standard lab cure


when a strength specimen is used to determine when a structure can be put in the

service or when shoring can be removed, which type of curing should be used? -

ANSWER✔✔-Field cure


Which three tests must always be performed when making test specimens? -

ANSWER✔✔-Temperature, slump, air content


Concrete should cover________ inches around the temperature sensor? - ANSWER✔✔-

3


When inserting the sensor into the sample, gently press concrete around the sensor. -

ANSWER✔✔-True


The temperature reading must be complete between _______ and ______ minutes -

ANSWER✔✔-2 and 5


Read the temperature measurement to the nearest ______ Fahrenheit - ANSWER✔✔-1

degree


The temperature sensor should be removed when reading it? - ANSWER✔✔-False

Copyright ©SOPHIABENNETT 2025 ACADEMIC YEARALL RIGHTS RESERVED. Page 2/6

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