MASONRY CSL EXAM QUESTIONS AND ANSWERS GRADED A+
According to 780 CMR, what is the minimum thickness for a
non-load-bearing masonry wall? ANS >> 4"
Type N mortar is typically used for: ANS >> Exterior, above
grade, non-load-bearing walls
Grout used to fill cores in CMU should have a minimum
compressive strength of: ANS >> 2,000 psi
Horizontal joint thickness for masonry should normally be:
ANS >> 3/8"
Proper placement of wall ties in a masonry wall: ANS >>
Staggered 16 in. vertically and 16 in. horizontally
, MASONRY CSL EXAM
Weep holes at the base of a masonry wall are used to: ANS >>
Drain excess water and moisture
The minimum coverage for horizontal reinforcing in masonry is
ANS >> 1"
Steel lintels over doors and windows should: ANS >> Support
the load above the opening
What kind of brick bond is most frequently used for structural
stability ANS >> English Bond
The main hazard when cutting masonry with a saw without
proper protection is: ANS >> Flying debris and silicon-dioxide
(Silica) dust
Proper safety equipment when cutting masonry includes: ANS
>> Eye protection, gloves, mask or respirator
A control joint in a masonry wall: ANS >> Allows for expansion
and contraction