ICC MASONRY CERTIFICATION SCRIPT
2026 QUESTIONS WITH SOLUTIONS
GRADED A+
◍ Which of the following is the standard specification for loadbearing
concrete masonry units?.
Answer: ASTM C 90; RCMCI 6th Edition, Section 2.2.1
◍ Which of the following grout admixtures is used to obtain a high slump with
reduced water?.
Answer: Super plasticizer; RCMCI 6th Edition, Section 2.11.6
◍ on a piece of rebar, the top mark is an "A" what does the reference indicate?.
Answer: The producing mill or manufacturer.
◍ Which of the following is the standard specification that autoclaved aerated
concrete masonry units must conform to for the strength class specified in
the contract documents?.
Answer: ASTM C 1386; CI 530; Part 2, Section 2.3E. IBC 2103.3
◍ for a NON-PARTICIPATING element in a SDC D, vertical bars must be
placed within ______ OF THE ENDS OF THE MASONRY WALL
S. .
Answer: 16 INCHES
◍ Grout intended for use in the construction of engineered and empirically
designed masonry structures must comply with.
Answer: ASTM C 476; 2006 IBC 2103.12
◍ The slump test for grout must be performed in accordance with.
Answer: ASTM C 1019; ASTM - C1019-03
◍ In what condition are grout specimens to be tested?.
, Answer: Damp; ASTM - 1019-03
◍ THE Bar extension length for a #6 180-degree hook is ___ for 40 bar and
___for grade 60 bar IN INCHE
S. .
Answer: 3,3
◍ When the prism test method is being utilized, how long must the prisms cure
prior to being cut?.
Answer: 28; 2006 IBC 2105.3.1
◍ what is the "minimum" diameter of bend for a #5 Grade 60 bar with a
180-degree hook?.
Answer: 3"-3/4 inches
◍ After construction and grouting, masonry test prisms should not be disturbed
or moved for a minimum of.
Answer: 48 hours; ASTM - C 1314, Section 5.10
◍ When field sampling grout, the elapsed time between obtaining the first and
final portions of the sample shall not be more than.
Answer: 15 minutes; ASTM - C1019, Section 7.2.1
◍ If mortar compression tests are required, how many tests per day are to be
taken for the three successive work days at the start of the job?.
Answer: 1; RCMCI 6th Edition, 3.2.4
◍ Glass unit masonry shall not be laid at temperatures below.
Answer: 60 degrees F; 2006 IBC 2104.3.2.1
◍ What is the maximum mean daily temperature permitted before newly
constructed masonry must be fog sprayed during curing?.
Answer: 100 degrees F; 2006 IBC 2104.4.3
◍ When the temperature is below 40 degrees F, newly constructed masonry
must be covered with a weather resistant membrane for a minimum of.
Answer: 24 hours; 2006 IBC 2104.3.3.3
◍ After initial mixing, when the ambient temperature exceeds 90 degrees F
, with a wind velocity over 8 mph, mortar used in masonry construction must
be discarded after.
Answer: 2 hours; 2006 IBC 2104.4.2.1
◍ when does windbreak need to be used ?.
Answer: When construction temperatures fall below 25F DEGREES and
wind is more than 15 MPH.
◍ WHEN PRODUCTING ASTM C476 Grout , aggregates used must conform
with ?.
Answer: ASTM C404
◍ Which type of unit masonry is required to be placed with head and bed
joints solidly filled?.
Answer: Glass; 2006 IBC 2104.1.2.4
◍ Thin bed mortar joints used in laying autoclaved aerated concrete masonry
units shall not exceed a thickness of.
Answer: 1/16"; 2006 IBC 2104.1.2.6
◍ when can aluminum pipes or conduits be embedded in mortar or grout?.
Answer: when Effectively coated or isolated to prevent chemical reaction
between aluminum and cement.
◍ When the ambient temperature exceeds 100 degrees F or exceeds 90 degrees
F with a wind velocity over 8 mph, what is the maximum distance that
mortar may be spread ahead of AAC masonry units?.
Answer: 4'; RCMCI 6th Edition, Section 11.2.4, 2006 IBC 2104.4.2.1(5).
◍ one way to check CMU block moisture in the field is?.
Answer: break it open and look for internal moisture.
◍ What is the maximum spacing for weep holes placed in the outside wythe of
masonry walls?.
Answer: 33" on center; 2006 IBC 2104.1.8
◍ what is the maximum Grout '"POUR HEIGHT" for fine grout and coarse
grout, ?.
2026 QUESTIONS WITH SOLUTIONS
GRADED A+
◍ Which of the following is the standard specification for loadbearing
concrete masonry units?.
Answer: ASTM C 90; RCMCI 6th Edition, Section 2.2.1
◍ Which of the following grout admixtures is used to obtain a high slump with
reduced water?.
Answer: Super plasticizer; RCMCI 6th Edition, Section 2.11.6
◍ on a piece of rebar, the top mark is an "A" what does the reference indicate?.
Answer: The producing mill or manufacturer.
◍ Which of the following is the standard specification that autoclaved aerated
concrete masonry units must conform to for the strength class specified in
the contract documents?.
Answer: ASTM C 1386; CI 530; Part 2, Section 2.3E. IBC 2103.3
◍ for a NON-PARTICIPATING element in a SDC D, vertical bars must be
placed within ______ OF THE ENDS OF THE MASONRY WALL
S. .
Answer: 16 INCHES
◍ Grout intended for use in the construction of engineered and empirically
designed masonry structures must comply with.
Answer: ASTM C 476; 2006 IBC 2103.12
◍ The slump test for grout must be performed in accordance with.
Answer: ASTM C 1019; ASTM - C1019-03
◍ In what condition are grout specimens to be tested?.
, Answer: Damp; ASTM - 1019-03
◍ THE Bar extension length for a #6 180-degree hook is ___ for 40 bar and
___for grade 60 bar IN INCHE
S. .
Answer: 3,3
◍ When the prism test method is being utilized, how long must the prisms cure
prior to being cut?.
Answer: 28; 2006 IBC 2105.3.1
◍ what is the "minimum" diameter of bend for a #5 Grade 60 bar with a
180-degree hook?.
Answer: 3"-3/4 inches
◍ After construction and grouting, masonry test prisms should not be disturbed
or moved for a minimum of.
Answer: 48 hours; ASTM - C 1314, Section 5.10
◍ When field sampling grout, the elapsed time between obtaining the first and
final portions of the sample shall not be more than.
Answer: 15 minutes; ASTM - C1019, Section 7.2.1
◍ If mortar compression tests are required, how many tests per day are to be
taken for the three successive work days at the start of the job?.
Answer: 1; RCMCI 6th Edition, 3.2.4
◍ Glass unit masonry shall not be laid at temperatures below.
Answer: 60 degrees F; 2006 IBC 2104.3.2.1
◍ What is the maximum mean daily temperature permitted before newly
constructed masonry must be fog sprayed during curing?.
Answer: 100 degrees F; 2006 IBC 2104.4.3
◍ When the temperature is below 40 degrees F, newly constructed masonry
must be covered with a weather resistant membrane for a minimum of.
Answer: 24 hours; 2006 IBC 2104.3.3.3
◍ After initial mixing, when the ambient temperature exceeds 90 degrees F
, with a wind velocity over 8 mph, mortar used in masonry construction must
be discarded after.
Answer: 2 hours; 2006 IBC 2104.4.2.1
◍ when does windbreak need to be used ?.
Answer: When construction temperatures fall below 25F DEGREES and
wind is more than 15 MPH.
◍ WHEN PRODUCTING ASTM C476 Grout , aggregates used must conform
with ?.
Answer: ASTM C404
◍ Which type of unit masonry is required to be placed with head and bed
joints solidly filled?.
Answer: Glass; 2006 IBC 2104.1.2.4
◍ Thin bed mortar joints used in laying autoclaved aerated concrete masonry
units shall not exceed a thickness of.
Answer: 1/16"; 2006 IBC 2104.1.2.6
◍ when can aluminum pipes or conduits be embedded in mortar or grout?.
Answer: when Effectively coated or isolated to prevent chemical reaction
between aluminum and cement.
◍ When the ambient temperature exceeds 100 degrees F or exceeds 90 degrees
F with a wind velocity over 8 mph, what is the maximum distance that
mortar may be spread ahead of AAC masonry units?.
Answer: 4'; RCMCI 6th Edition, Section 11.2.4, 2006 IBC 2104.4.2.1(5).
◍ one way to check CMU block moisture in the field is?.
Answer: break it open and look for internal moisture.
◍ What is the maximum spacing for weep holes placed in the outside wythe of
masonry walls?.
Answer: 33" on center; 2006 IBC 2104.1.8
◍ what is the maximum Grout '"POUR HEIGHT" for fine grout and coarse
grout, ?.
