CCIL EXAM | QUESTIONS & 100%
CORRECT ANSWERS (VERIFIED) | LATEST
UPDATE | GRADEA+
Sampling from a mixer/truck agitator- Where is sample taken?
Correct Answer: Between 10% and 90% (Not when testing with Super P)
How is a sample taken when sampling plastic concrete?
Correct Answer: Either pa...
Project site, Sample location if different, Location of conc in structure, Technician name,
Lab name/address, Signature of test report reviewer, Any deviation from test
procedures
Air Content
Correct Answer: The volume of air voids of plastic concrete, exclusive of pore space
in aggregate particles, determined through observations of the change of air volume in
concrete with a change in pressure.
, Slump
Correct Answer: A measure of consistency of freshly mixed hydraulic cement
concrete, equal to the subsidence, measured to the next 5mm, of the moulded
substance immediately after the removal of the slump cone
Slump Flow
Correct Answer: The horizontal spread of concrete immediately upon removal of the
slump cone as a measure of the unconfined fluidity of concrete giving a relative degree
of indication of the degree to which concrete can travel
How many water-to-cementing materials ratios are needed for concrete trial mixes?
Correct Answer: 3
What temperature is considered stable before mixing concrete?
Correct Answer: 23 C +/- 2 C
Where should cementing materials be stored?
Correct Answer: In a dry place, in moisture-proof containers
What sieve must cementing materials be passed through before use to reject lumps?
Correct Answer: 1.25mm or finer
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