ICC Masonry Exam Questions &
Verified Correct Answers
Which of the following is the standard specification for loadbearing
concrete masonry units? - correct 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? - correct answer ✔✔Super plasticizer; RCMCI 6th Edition, Section
2.11.6
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? - correct
answer ✔✔ASTM C 1386; CI 530; Part 2, Section 2.3E. IBC
2103.3
Grout intended for use in the construction of engineered and
empirically designed masonry structures must comply with - correct answer ✔✔ASTM C 476;
2006 IBC 2103.12
The slump test for grout must be performed in accordance with - correct answer ✔✔ASTM C
1019; ASTM - C1019-03
In what condition are grout specimens to be tested? - correct answer ✔✔Damp; ASTM - 1019-
03
When the prism test method is being utilized, how long must the
, prisms cure prior to being cut? - correct answer ✔✔28; 2006 IBC 2105.3.1
After construction and grouting, masonry test prisms should not be
disturbed or moved for a minimum of - correct 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 - correct 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? - correct answer ✔✔1; RCMCI 6th Edition, 3.2.4
Glass unit masonry shall not be laid at temperatures below - correct 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? - correct 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 - correct 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 - correct answer ✔✔2 hours; 2006 IBC 2104.4.2.1
Verified Correct Answers
Which of the following is the standard specification for loadbearing
concrete masonry units? - correct 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? - correct answer ✔✔Super plasticizer; RCMCI 6th Edition, Section
2.11.6
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? - correct
answer ✔✔ASTM C 1386; CI 530; Part 2, Section 2.3E. IBC
2103.3
Grout intended for use in the construction of engineered and
empirically designed masonry structures must comply with - correct answer ✔✔ASTM C 476;
2006 IBC 2103.12
The slump test for grout must be performed in accordance with - correct answer ✔✔ASTM C
1019; ASTM - C1019-03
In what condition are grout specimens to be tested? - correct answer ✔✔Damp; ASTM - 1019-
03
When the prism test method is being utilized, how long must the
, prisms cure prior to being cut? - correct answer ✔✔28; 2006 IBC 2105.3.1
After construction and grouting, masonry test prisms should not be
disturbed or moved for a minimum of - correct 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 - correct 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? - correct answer ✔✔1; RCMCI 6th Edition, 3.2.4
Glass unit masonry shall not be laid at temperatures below - correct 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? - correct 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 - correct 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 - correct answer ✔✔2 hours; 2006 IBC 2104.4.2.1
