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Brannigan's Building Construction > Chapter 2 > Flashcards

Chapter 2 Flashcards

1
Q

A twisting force

A

Torsion

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2
Q

An internal force, measured in pounds per unit area, that resists a load

A

Stress

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3
Q

A direct pushing force, in line with the axis member

A

Compression

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4
Q

An internal force, percent of elongation that occurs when a material is stressed

A

Strain

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5
Q

A force that acts on a structure from a horizontal direction

A

Lateral impact load

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6
Q

The weight of the building

A

Dead Load

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7
Q

The weight of the building’s contents

A

Live Load

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8
Q

A force that is perpendicular to the plane of a section but does not pass through the center of the section

A

Eccentric Load

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9
Q

A pulling or stretching force, in line with the axis of the body

A

Tension

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10
Q

A load acting on a very small area of the structure’s surface

A

Concentrated Load

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11
Q

The wall that typically has the highest fire rating and is the strongest within a building is a :

A

Fire wall

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12
Q

The type of connection that allows the weight of the building to hold them in place

A

Gravity connection

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13
Q

There are numerous types of beams; the type that is supported at three or more points is a ________ beam

A

Continuous

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14
Q

The line along a beam that does not change is the _____ or plane

A

Neutral axis

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15
Q

The most effective shape for a column is one that:

A

distributes the material equally around the axis as far as possible from the center of the cylinder.

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16
Q

A structural member that transmits a compression force along a straight path in the direction of the member is called a:

A

Column

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17
Q

The ______ of a beam is the result of the force exerted by a beam on a support.

A

reaction

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18
Q

A ______wall acts as one unit

A

homogeneous

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19
Q

Steel heated to 1000 degrees elongates _______ per 100 feet of length.

A

9 inches

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20
Q

Which of the following are commonly used in heavy timber buildings?

A

Self Releasing Floors

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21
Q

A/An ______ is made by sandwiching a piece of steel between two wooden beams.

A

Flitch plate girder

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22
Q

The combination of two different materials in a floor is called a/an ______ floor.

A

Composite

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23
Q

Externally braced buildings are known as ______.

A

Tube structure

24
Q

The rate of available energy released is the ______.

A

Heat release rate (HRR)

25
Q

When changes are made in the foundation of an existing wall, it may be necessary to insert a/an ____.

A

Needle beam

26
Q

A/An ______ is probably the oldest structural member/

A

Beam

27
Q

Struts or rakers are other names for ______ columns.

A

Nonvertical

28
Q

A/An ______ beam moves loads laterally when it is not convenient to arrange columns in an ideal way.

A

transfer

29
Q

It is important to know how loads are _____ from one point application to the ground.

A

transmitted

30
Q

Some steel buildings have connections that redirect overloads to other sections of the building; this is known as a/an _________ design.

A

Plastic

31
Q

T/F

Vierendeel trusses are squares with weak corner bracings.

A

False

32
Q

T/F

An axial load is a force that passes through the centroid of the section under consideration.

A

True

33
Q

T/F

The best way to rate a building component is based on its ultimate strength.

A

False

34
Q

T/F

Prefire plans should note the estimated fire load.

A

True

35
Q

T/F

A typical sofa has a peak HRR of 1500 kW.

A

False

36
Q

T/F

A steel beam resting on a masonry wall is an example of a concentrated load.

A

True

37
Q

T/F

Suspended loads depend on interior columns for support.

A

False

38
Q

T/F

The universal spacing for sawn wooden beams in ordinary construction is 12 inches.

A

False

39
Q

T/F

A theater marquee is an example of a cantilever beam.

A

False

40
Q

T/F

Steel beams are typically I-shaped.

A

True

41
Q

What is the difference between panel (curtain) walls and party walls?

A

…

42
Q

What are the two general types of connections?

A

…

43
Q

How can a connection fail?

A

…

44
Q

Name three methods of wall bracing.

A

…

45
Q

What are Euler’s Law columns?

A

…

46
Q

A wedge-shaped block whose converging sides radiate from the center forming an element of an arch or vaulted ceiling

A

Voussoir

47
Q

Bricks designed to join wythes

A

headers

48
Q

In place when a mass of masonry is placed against a wall to strengthen it

A

Buttress

49
Q

Braces a column diagonally

A

raker

50
Q

A masonry column, built on the inside surface of a wall

A

pilaster

51
Q

The outside member of a truss, as opposed to the inner webbed members

A

chord

52
Q

The end of a joist is cut off at an angle to permit the joist to fall out of the wall without damaging the wall

A

fire cut

53
Q

A truss that has very rigid corner bracing

A

vierendeel

54
Q

A beam and column combined into a single unit

A

arch

55
Q

Wall that divides tenant spaces

A

demising

Brannigan's Building Construction (4 decks)

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