Bricks that are highly absorptive may need to be wetted before being laid in the wall.
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Q22: A masonry unit that has 20% voids
Q23: The primary reason for providing core holes
Q24: The freeze- thaw resistance of bricks has
Q25: Efflorescence in masonry refers to
A)white spots in
Q26: In a Flemish- bond wall,
A)each course consists
Q28: In specifying the dimensions of a masonry
Q29: In specifying the dimensions of a masonry
Q30: The weathering index (WI)of a location is
Q31: Retempering of mortar means
A)adding sand to mortar.
B)adding
Q32: Retempering of mortar, if needed, should be
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