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CCIL Practice Test with Questions and 100% Correct Answers
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CCIL Practice Test with Questions and 100% Correct Answers
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CCIL Practice Test with Questions and100% Correct Answers
When using a 15 L measuring bowl, what is the maximum size aggregate that can
be sampled? A) 28 mm B) 40 mm C) 56 mm D) 80 mm - Answer C) 56 mm
The percentage of air is recored to the closest _______ %. A) 0.5 B) 0.1 C) 1 D) 2 -
Answer B) 0.1
Concrete with a specified slump of 40 mm or less shall be vibrated. A) True B) False -
Answer A) True
The concrete shall be placed int the measure in 2 layers of approximately equal
volumes when testing self consolidating concrete. A) True B) False - Answer A) True
When using an internal vibrator, over consolidation can cause segregation and loss
of entrained air. A) True B) False - Answer A) True
The outside of the measure should be tapped smartly ________ times. A) 5 to 10 B) 10
to 15 C) 15 to 20 D) 20 to 25 - Answer B) 10 to 15
, An excess of concrete protruding approximately ________ mm above the top of the
measure after consolidation is optimum. A) 1 B) 2 C) 3 D) none of the above - Answer C)
3
Bottom diameter of the slump cone is to be _______ ? A) 100 +/- 1 mm B) 200 +/- 3 mm
C) 300 +/- 3 mm D) none of the above - Answer B) 200 +/- 3 mm
The slump cone is to be dry before conducting the test. A) True B) False - Answer
B) False
Perform the operation of raising the cone in approximately ______ seconds by a steady
upward lift. A) 2 B) 3 C) 4 D) 5 - Answer D) 5
One third the volume of the slum mould fills to a depth of ________ mm. A) 60 B) 70 C)
80 D) 90 - Answer B) 70
Each layer is to be rodded ________ times. A) 15 B) 20 C) 25 D) none of the above -
Answer C) 25
Duplicate tests on two portions of the same sample should not very by more than
________ mm. A) 1 B) 5 C) 10 D) 15 - Answer C) 10
Slump is to be recorded to the nearest _______ mm. A) 1 B) 5 C) 10 D) 15 - Answer B) 5
The bowl of an air meter can be used for a density test. A) True B) False - Answer A) True
The density of the concrete shall be reported to the nearest ________ kg. A) 0.1 B) 0.5
C) 1 D) 5 - Answer C) 1
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