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Exam (elaborations)

ACI Aggregate Testing Technician - Level 1 Quizz With Complete Solution.

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ACI Aggregate Testing Technician - Level 1 Quizz With Complete Solution.

Institution
ACI AGGREGATE
Course
ACI AGGREGATE











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Institution
ACI AGGREGATE
Course
ACI AGGREGATE

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Uploaded on
February 23, 2025
Number of pages
39
Written in
2024/2025
Type
Exam (elaborations)
Contains
Questions & answers

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ACI Aggregate Testing Technician -
ti ti ti ti




Level 1
ti ti




1. AASHTO R 90
Testing
ti ti




Sampling should be done very carefully because ti ti ti ti ti ti




it is as important as
ti ti ti ti ti ti




2. AASHTO R 90
1) Conveyor belts
ti ti




ti ti




The four sources that a field sample can be
t i t i t i t i t i t i t i t i
20 Transport ti




obtained from are:
t i ti ti
belts
ti




3)Roadways
ti




3. AASHTO R 90 ti ti
4) Stockpiles
ti




Contaminated;
Shipping containers for aggregate samples
ti



ti ti ti ti




should be made so that the contents will not be
ti ti ti ti ti ti ti ti ti ti


ti damaged
lost,
ti ti , or ti




4. AASHTO R 76 ti ti


Nonrepresentative

Unless the procedures recommended here are ti ti ti ti ti




carried out precisely, a _ sample can result.
ti ti ti ti ti ti ti ti




5. AASHTO R 76 ti ti


False

Generally speaking, small samples are most ti ti ti ti ti




represen- tative of the total supply.
ti ti ti ti ti ti




True/ False ti




6. AASHTO R 76 ti ti


Ditterences

There are some instances in which between
ti ti ti ti ti ti




the test samples can't be avoided.
ti ti ti ti ti ti





ti ti

, ACI Aggregate Testing Technician -
ti ti ti ti




Level 1
ti ti




7. AASHTO R 76 ti ti Entire





ti ti

, ACI Aggregate Testing Technician - ti ti ti ti




Level 1 ti ti




When reduction of the field sample before testing
ti ti ti ti ti ti ti pans.
ti




isn't recommended, the field sample should
ti ti ti ti ti ti




be tested.ti ti




8. AASHTO R 76 ti ti




What determines whether large-sized particles are
ti ti ti ti ti




equally distributed among the test samples that
ti ti ti ti ti ti ti




have been reduced.
ti ti ti




9. AASHTO R 76 ti ti




Method A, the ----- method, must be used with fine,
ti ti ti ti ti ti ti ti ti




dry aggregate.
ti ti




10. AASHTO R 76 ti ti




If method B or C is to be used,
ti ti ti ti ti ti ti ti ti the sample. ti




11. AASHTO R 76 ti ti




If Method A is to be used and the sample is wet,
t i t i t i t i t i t i t i t i t i t i t i t i




the sample.
ti




12. AASHTO R 76 ti ti




Method C, miniature stockpiling, cannot be used t i t i t i t i t i t i




for t i




or mixtures of coarse and fine aggregate.
t i t i t i t i t i t i




13. AASHTO R 76 ti ti




Method involves the use of chutes, holding ti ti ti ti ti ti




re- ceptacles, and hoppers or straight edge
ti ti ti ti ti ti ti




ti ti

, ACI Aggregate Testing Technician -
ti ti ti ti




Level 1
ti ti




Moisten



Dry
Laws of chance
ti ti




Coarse Aggregates.
ti




Mechanical splitter ti




A


4. 8; 12 ti





ti ti

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