ACI Aggregate Testing Technician - Level
1 - Section 4|Certified Exam Questions
And Answers 2026
AASHTO T 27 / ASTM C136
The size of the field sample should be that shown in Practice T 2, or ____ that
required in the chart under 7.4 and 7.5 (except as modified in 7.6), whichever is
greater. - correct-answer -Four times
AASHTO T 27 / ASTM C136
The minimum size of the test sample of fine dry aggregate is _____ g. - correct-
answer -300
AASHTO T 27 / ASTM C136
Reduction of the size of the sample in the field may occur when ______ is the only
test to be done. - correct-answer -Sieve analysis
AASHTO T 27 / ASTM C136
The size of the test sample of coarse aggregate or of aggregate mixtures must be
between ___ and ___ kg. - correct-answer -300, 500
, 2|Page
AASHTO T 27 / ASTM C136
It is usually important to dry coarse aggregate for the sieve analysis or the results
will be affected by the moisture content. - correct-answer -False; it's unnecessary;
the results are affected little
AASHTO T 27 / ASTM C136
During the procedure, the nested sieves can be agitated by _____ or ______ . -
correct-answer -Hand, mechanical apparatus
AASHTO T 27 / ASTM C136
The amount of material on each sieve should be _____ so that particles pass over
the sieve openings several times. - correct-answer -limited
AASHTO T 27 / ASTM C136
It is acceptable to rotate particles to see if they will go through sieve openings, but
not to force them through. - correct-answer -True
AASHTO T 27 / ASTM C136