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Building Construction > Chapter 8 Masonry And Ordinary Construction > Flashcards

Chapter 8 Masonry And Ordinary Construction Flashcards

1
Q

_______ is one of the oldest and simplest building materials

A

Masonry

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2
Q

The primary benefit of masonry is their durability and

A

Inherent resistance to weather and insects

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3
Q

Masonry has no significant ___________ in structural application but they are used for support ____________ loads

A

Tensile strength

Compressive loads

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4
Q

________ masonry co soars of rock pieces that have been removed from a quarry and cut to size and shape desired, can be laid with or without mortar

A

Stone masonry

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5
Q

The hardness of brick is dependent on what

A

Materials used in its composition

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6
Q

Horizontal layers of brick plus mortar joints equals a height of

A

8 inches

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7
Q

_______________ are the most common concrete masonry units CMUs

A

Hollow concrete blocks

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8
Q

Fired clay tile is known as

A

Structural terra cotta

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9
Q

What’s the primary function of mortar

A

Bond individual masonry units into a solid mass

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10
Q

The mortar joints are often the _______ part of the wall

A

Weakest

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11
Q

Mortar is available in ________ basic types with compression strengths ranging from

A

5

75psi to 2,500

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12
Q

Most mortar is produced form a mixtures of _______ , hydrated line , sand , water

A

Portland cement

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13
Q

Expansion of excess moisture within masonry materials resulting in tensile forces within the material and causing it to break apart

A

Spalling

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14
Q

Ordinary construction is also known as

A

Masonry , wood joisted

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15
Q

Buildings of ordinary construction is classified as _________ (exterior protected) in the building codes

A

Type III

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16
Q

Depending on type of interior construction buildings with masonry exterior walls can also be what type of construction

A

Type I fire resistive

Type II protected noncombustible

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17
Q

Masonry buildings supported by unprotected steel structural framing are classified as

A

Type II B construction

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18
Q

The weight a wall can support ( masonry walls) will depend on what

A

Width of the wall and if it’s reinforced or nonreienforeced

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19
Q

Most common materials used for masonry load bearing walls are

A

Brick
Concrete block
Combination of brick and block

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20
Q

A single vertical column of masonry units in a wall , usually brick or concrete

A

Wythe

21
Q

Nonreinforced masonry walls are usually limited to a maximum height of

A

Six stories

22
Q

Horizontal layer of individual masonry units

A

Course

23
Q

Stretcher course

A

Bricks laid end to end

24
Q

Soldier course

A

Bricks placed vertically on end

25
Q

Header course

A

Bricks placed with the end facing out

26
Q

The existence of _________ in a wall is one way to identify the method of construction of a masonry wall

A

Header course

27
Q

__________ are used alternating with other types of courses to provide a strong horizontal bond between two wythes

A

Header course

28
Q

Load bearing masonry walls reinforced with steel constructed to a height of ten stories or more will have a wall thickness of

A

12 inches

29
Q

Masonry wall that is reinforced with steel can have a

A

Reduced thickness

30
Q

Masonry walls are reinforced to support the weight of a

A

Taller building or to provide stability against lateral forces

31
Q

The cavity between the wythes is filled with

A

Grout

32
Q

An exterior brick wall constructed with vertical cavity between the exterior wythe and interior wythe

A

Cavity wall

33
Q

What does the cavity wall prevent

A

Water seepage through the mortar joints to the interior of the building and increase thermal insulating value

34
Q

Provides lateral support without requiring extra thickness in the bearing wall

A

Buttresses

35
Q

Indicate the presence of a lateral beam

A

Structural pilasters

36
Q

I’m residential and small commercial building wood joists or beams simply rest on the masonry wall in an indentation

A

Beam pocket , several inches deep to provide an adequate bearing surface for the beam

37
Q

Rectangular masonry pillar that extends from the face of a wall to provide additional support to the wall

A

Pilaster

38
Q

Angled cut made at the end of a wood joist or wood beam that rest in a masonry wall

A

Fire cut

39
Q

Wood roof trusses in commercial buildings are frequently supported on

A

Pilasters

40
Q

Support for masonry over an opening

A

Lintel

41
Q

Bracket or ledge made of stone , wood brick or other building material projecting from the face of a wall or column used to support a beam cornice or arch

A

Corbel

42
Q

Most common method of supporting loads over openings in masonry walls

A

Lintels

43
Q

An extension of a masonry or steel wall that projects above the roof 1 ft or more

A

Parapet

44
Q

Collapse zones are typically at least _______ height of the building

A

1.5 times

45
Q

Corners of buildings or other points of intersection such as __________ or ___________ will be the strongest points in a masonry structure

A

Stairwells and elevator shafts

46
Q

When breaching a masonry wall, do it so in a triangle shape to maintain the

A

Corbeling shape

47
Q

A masonry wall that bulges or lean outward will tend to pull away from the interior framing how is it stabilized

A

Extend a series of steel tie rods inside the building through the masonry walls parallel to the joist

48
Q

Tie rods usually have ________ to adjust the tension in the rod

A

Turnbuckle

49
Q

Potential problem of tie rods

A

Steel became heated under fire conditions cause walls to weaken

Building Construction (6 decks)

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