Ch.8 Flashcards

1
Q

________ is one of the oldest and simplest building materials , it’s used date back thousands of years?

A

Masonry

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2
Q

The primary benefit of masonry components is their durability and inherent resistance to?

A

Weather
Fire
Insects

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3
Q

Compressive strength of brick ?

A

2000-20,000 psi

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4
Q

Compressive strength of Granite ?

A

15,600 to 30,800psi

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5
Q

Compressive strength of limestone ?

A

2600 to 21,000psi

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6
Q

Compressive strength of sandstone?

A

4000 to 28000 psi

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7
Q

____________ consists of rock pieces that have been removed from a quarry and cut to the size and shape desired?

A

Stone masonry

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8
Q

Bricks are produced from a variety of locally available _____ and ______?

A

Clays and shales

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9
Q

For most brick sizes , three courses (horizontal layers) or brick plus the intervening mortar joints equals a height of ____ inches?

A

8 inches

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10
Q

Bricks are fired in a kiln at a temperature as high as _______?

A

2400 degrees

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11
Q

Brick firing process takes ___ to ___ hours?

A

40 to 150 hours

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12
Q

Hollow concrete blocks are produced in a number of sizes and shapes , the most common is the __x__x__ inch block?

A

8x8x16 inch block

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13
Q

Fired clay tile known as _____________ was once popular for decorative effects and may still be found in older buildings ?

A

Structural terra cotta

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14
Q

Most mortar is produced from a mixture of ___________, ___________, ________ and water?

A

Portland cement
Hydrated lime
Sand

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15
Q

Walls constructed with fire rated concrete masonry units or bricks can have a fire resistance rating of __ to __ hours or more?

A

2 to 4 hours

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16
Q

Single vertical column of masonry units in a wall, usually brick or concrete block?

A

Wythe

17
Q

The simplest brick wall consists of a single _______?

A

Wythe

18
Q

Non reinforced masonry walls are usually limited to a maximum height of ____ stories?

A

6 stories

19
Q

Strategic brick and block placement is used for __________ and appearance?

A

Strength

20
Q

A_______ has bricks placed end to end ?

A

Stretcher course

21
Q

A __________ has bricks placed vertically on end?

A

Soldier course

22
Q

A _______ has bricks placed with the end facing out?

A

Header course

23
Q

Horizontal layer of individual masonry units ?

A

Course

24
Q

Load bearing masonry walls may be constructed to a height of ____ stories or more with a wall thickness of only 12 inches when using reinforced masonry?

A

10 stories

25
Q

A __________ wall is an exterior brick wall constructed with a vertical cavity between the exterior Wythe and the interior Wythe , prevents water seepage through mortar joints ?

A

Cavity wall

26
Q

In many applications such as residential and small commercial buildings , wood joists or beams simply rest on the masonry wall in an indent ion known as a _____________?

A

Beam pocket

27
Q

The end of a wood joist or beam will be cut at a slight angle known as a _____________?

A

Fire cut

28
Q

Masonry over an opening is supported by the use of a _______, _______ or _______ ?

A

Lintel
Arch
Corbel

29
Q

___________ are the most common method of supporting loads over openings in masonry walls, followed by arches ?

A

Lintels

30
Q

_________ is used to improve the aesthetics of an arch?

A

Corbelling

31
Q

A ________ is an extension of masonry or steel wall That projects above a roof 1 foot or more?

A

Parapet

32
Q

Concealed space near the eave of a building , usually overhanging the area adjacent to exterior walls?

A

Cornice

33
Q

Fascia added to some buildings with flat roofs to create the appearance of a mansard roof?

A

Facade

34
Q

The tie rod usually has a ___________ to adjust the tension in the rod?

A

Turnbuckle

35
Q

_____________ can take several forms , and are usually easily visible on the outside of a building , some can be in the shape of a star?

A

Bearing plates