Masonry ICC Test with Verified Answers. __., __., __., __., __.,
After the initial water has been introduced to the mix, mortar should be
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used within .....
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A. 30 minutes
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B. 1 hour
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C. 1-1/2 hour
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D. 2-1/2 hour
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When the outside air temperature is less than 20°F, what shall be provide
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d to maintain the air temperature above 32°F.
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A. Mason jackets
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B. Heated mortar boards
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C. Enclosures or auxiliary heat
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D. Enclosures and auxiliary heat
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heat
A common CMU size is 6" x 8" x 16". The 8" refers to the .....
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A. Width
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B. Height
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C. Length
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,During hot weather conditions, newly constructed masonry shall be fog
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sprayed until damp at least ..... times a day for ..... days
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A. Twice a day for 3 days
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B. Twice a day for 5 days
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C. 3 times a day for 3 days
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D. 3 times a day for 5 days
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Control joints are considered joints that will ..... shortening, shrinkage and/
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or reduction in the length of the wall.
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A. Coordinate
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B. Accommodate
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C. Reduce
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D. Control
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A standard hook can be a 180° turn plus an extension of at least .....
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bar diameters, but not less than ..... inches at the free end of the bar
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A. 4,2.25
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B. 4,2.5
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C. 2.2.75
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D. 2,3
__., __.,__., __., Answer B. 4bar diameters or 2.5 inches
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, The cleanout opening at the bottom of a masonry wall is a minimum of
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.....
A. 3 inches in any direction
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B. 4 inches by 4 inches
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C. 32 inches
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D. 2 inches in any direction
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The minimum length of saw-cut prisms shall be ..... inches
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A. 8
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B. 6
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C. 4
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D. 2
__., __.,__., Answer C. 4 inches
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Movements can occur from a number of sources, such as ....
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A. Ground settlement
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B. Material expansion and contraction
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C. Seismic activity
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D. All of the above
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The compressive strength of grout in concrete masonry construction is rec
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ommended to be at least ..... to ..... times the design strength of the ma
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sonry assembly __.,