6-51.
Which of the following requirements
for concrete blocks measures the
ability to carry loads and withstand
structural stresses?
1.
Absorption
2.
Moisture content
3.
Density
4.
Compressive strength
6-52.
What is the actual size, in inches,
of an 8- by 8- by 16-inch CMU?
1.
7 l/2 by 7 1/2 by 15 1/2
2.
7 5/8 by 7 5/8 by 15 5/8
3.
8
by 8
by 16
4.
8 1/4 by 8 1/4 by 16 1/4
6-53.
In concrete masonry construction,
what part of the block is the face
shell?
1.
Material that forms the
partitions between the cores
2.
Holes between the webs
3.
Long sides of the block unit
4.
Recessed end of the block units
6-54.
To minimize cutting and fitting, you
should maximize modular planning by
the use of which of the following
size of block units?
1.
Full-size units only
2.
Half-size units only
3.
Full-size and quarter-size units
4.
Full-size and half-size units
6-55.
Which of the following parts is best
described as the solid side of a
building tile?
1.
Shell
2.
Web
3.
Cell
4.
Core
6-56.
In addition to the thickness of the
shell and webs of tile, the
compressive strength of tile depends
upon which of the following factors?
1.
Materials used and method of
manufacture
2.
The opening and cell size
3.
Its resistance to abrasion
4.
Its resistance to deterioration
6-57.
When building tiles are used in
construction that is exposed to the
weather, mortar should be prepared
only from which of the following
materials?
1.
Waterproofed cement
2.
Portland cement-lime
3.
Masonry cement
4.
Both 2 and 3 above
6-58.
The use of structural load-bearing
tile is restricted by which of the
following factors?
1.
Fire rating of the tiles
2.
Weight and sizes of the tiles
3.
Availability of the material
4.
Building codes and
specifications
6-59.
Which of the following stone masonry
descriptions best describes the term
“rubble”?
1.
The faces of stone are square
and placed in position so the
finished surfaces will present a
continuous plane surface
appearance
2.
The stones used are left in
their natural state without any
kind of shaping
3.
The stones are unprocessed and
laid in courses without
consideration of size or weight
4.
The stones are roughly squared
and laid in such a manner to
produce approximately continuous
horizontal bed joints
6-60.
Of the following types of stonework,
which one is considered to be the
crudest?
1.
Coursed ashlar
2.
Coursed rubble
3.
Random ashlar
4.
Random rubble
6-61.
Which, if any, of the following
materials is used in mortar mix to
prevent staining of the stones?
1.
Ordinary portland cement
2.
White portland cement
3.
Lime added to the mixed cement
4.
None of the above
6-62.
What standard dimensions, in inches,
are of building brick?
1.
1 1/4 by 3 3/4 by 8
2.
1 1/2 by 3 3/4 by 8
3.
1 3/4 by 3 3/4 by 8
4.
2 1/4 by 3 3/4 by 8
6-63.
Common brick is best described as
1.
unglazed,
uniform in color, and
made from select clay
2.
unglazed, variable in color, and
made from inferior clay
3.
unglazed, variable in color, and
made from pit-run clay
4.
glazed, uniform in color, and
made from select clay
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