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CCIL PRACTICE TEST | QUESTIONS
& 100% CORRECT ANSWER S
(VERIFIED) | LATEST UPDATE |
GRADEA+
Question: How many kilograms of aggregate need to be
collected for a nominal size aggregate of 20 mm?(a) 10 (b) 15 (c) 25 (d) 50
Correct Answer: (c) 25
Question: In what should coarse aggregate be shipped?
(a) Rubbermaid container (b) secure container, or sample bag (c) ziplock bags (d) Ziploc bags, and a secure container
Correct Answer: (b) secure container, or sample bag
Question: When sampling stockpiles where power equipment
is not available, how many portions should samples be made up of at least?(a) 3 (b) 4 (c) 5 (d) 6
Correct Answer: (a) 3
Question: Does a board pushed vertically into a pile just
above the sampling point aid in preventing further segregation?
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(a) True (b) False
Correct Answer: (a) True
Question: When sampling from transportation units, how
many portions from approximately equally spaced points along each trench should be taken by pushing the shovel downward into the material, given a minimum of three trenches dug into the aggregate measuring at least 0.3 m wide by at least 0.3 m below the surface?(a) 1 (b) 2 (c) 3 (d) 4
Correct Answer: (c) 3
Question: Which information must accompany each sample
or every container on a sample tag, preferably in the container?(a) name of the person who sampled it (b) name of the person who submitted it (c) source of supply (d) date it was taken (e) company name
Correct Answer: (a) name of the person who sampled it (b)
name of the person who submitted it (c) source of supply (d) date it was taken (e) company name
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Question: What should every precaution be used to ensure
when obtaining samples so that samples reflect the materials they represent?(a) condition (b) moisture (c) nature (d) structure
Correct Answer: (a) condition (c) nature
Question: When calibrating your density measure, at what
temperature should you fill the measure with water?(a) 15 and 25 degrees (b) 15 and 30 degrees (c) 18 and 28 degrees (d) 20 and 30 degrees
Correct Answer: (c) 18 and 28 degrees
Question: When testing the bulk density of an aggregate with
a maximum size of 56 mm, what is the method of consolidation, and how many times per layer do you rod?(a) 20 (b) 25 (c) 30
Correct Answer: (b) 25
Question: When rodding during a bulk density test, how many
layers should be used to fill the measure?(a) 2 (b) 3 (c) 4 (d) 6
Correct Answer: (b) 3
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Question: For which aggregate sizes is jigging applicable?
(a) 25, 56 (b) 50, 60 (c) 56, 80 (d) none of the above
Correct Answer: (c) 56, 80
Question: When determining the loose density of an
aggregate, from what height should the measure be filled with a shovel or scoop, not to exceed?(a) 15 mm (b) 20 mm (c) 25 mm (d) 50 mm
Correct Answer: (d) 50 mm
Question: When reporting results from a bulk density test,
which of the following are not required?(a) identification of the lab performing the test (b) date the sample was obtained (c) source of the sample (d) sample number (e) none of the above
Correct Answer: (b) date the sample was obtained (c) source
of the sample
Question: When sampling from a mixer, between which
points of the discharge shall the sample be taken?(a) 5, 90 (b) 25, 75 (c) 10, 90 (d) 20, 90