ch 11 test quiz Flashcards

1
Q

What are the two main structural components that run the entire length of a ladder?

A

Beams

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2
Q

What is the very top of a ladder called?

A

Tip

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3
Q

What is the function of stops on an extension ladder?

A

Prevent overextension

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4
Q

Another term for a portable ladder is a __________ ladder.

A

ground

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5
Q

How often should periodic ladder service testing be performed?

A

annually

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6
Q

Portable ladders approved for fire service use can support up to:

A

750 lb (340 kg).

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7
Q

Where should the tip of a ladder be placed for rescue operations from a window?

A

Immediately below the windowsill

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8
Q

When a ladder is carried by one fire fighter, where is the top beam?

A

on the shoulder

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9
Q

Which ladder is carried with the tip forward?

A

roof

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10
Q

When standing upright on a rung, how far should the rung at shoulder height be from the fire fighter?

A

an arm’s length

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11
Q

What is the most likely consequence if the butt of a ladder is placed too close to the side of the building?

A

The tip will pull away from the wall

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12
Q

When should the building be used to anchor the butt during a ladder raise?

A

When a single fire fighter raises an extension ladder

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13
Q

Which action is potentially hazardous while raising an extension ladder?

A

Placing a foot under a fly section

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14
Q

What is the rope or cable that is used to extend or hoist the fly section of an extension ladder?

A

halyard

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15
Q

Which statement is correct about sliding your hands long the underside of the beams while climbing a ladder?

A

This practice provides you with three continuous points of contact.

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16
Q

What is the proper climbing angle for a ladder?

A

75º

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17
Q

Which NFPA standard deals with use, maintenance, and service testing of in-service fire department ground ladders?

A

1932

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18
Q

Which NFPA standard sets minimum performance standards for aerial ladders and elevating platforms?

A

1901

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19
Q

What are the two main structural components that run the entire length of a ladder?

A

Beams

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20
Q

Which part is specifically designed to prevent the beams of a wooden ladder from separating?

A

Tie rod

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21
Q

What is the very top of a ladder called?

A

Tip

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22
Q

What are butt spurs on a ladder?

A

Spikes on the base that keep it from slipping

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23
Q

What is the function of stops on an extension ladder?

A

Prevent overextension

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24
Q

Which term describes a power-operated ladder that is permanently mounted on a fire apparatus?

A

Aerial

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25
Q

Another term for a portable ladder is a __________ ladder.

A

ground

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26
Q

The purpose of the hooks of a roof ladder is to:

A

secure the tip of the ladder to the peak of a pitched roof.

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27
Q

When is it acceptable to use a roof ladder as a free-hanging ladder?

A

Never

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28
Q

Why should ground ladders that are unused be cleaned periodically?

A

To remove accumulated road grime

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29
Q

How often should periodic ladder service testing be performed?

A

Annually

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30
Q

What is the likely result of a ladder striking an overhead obstruction while it is being raised?

A

Loss of control of the ladder

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31
Q

Portable ladders approved for fire service use can support up to:

A

750 lb (340 kg).

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32
Q

When a ladder is used to gain access to a roof, a minimum of _____ rungs should show above the roofline.

A

Five

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33
Q

Where should the tip of a ladder be placed for rescue operations from a window?

A

Immediately below the windowsill

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34
Q

When a ladder is carried by one fire fighter, where is the top beam?

A

On the shoulder

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35
Q

Which ladder is carried with the tip forward?

A

Roof

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36
Q

The two-fire fighter shoulder carry can be used with extension ladders up to _____ long.

A

35 ft (11 m)

37
Q

On a three-fire-fighter ladder carry, how should the fire fighters align themselves?

A

All three on the same side of the ladder

38
Q

For which situation is the three-fire fighter flat shoulder ladder carry best suited?

A

The ladder must be carried over short obstacles

39
Q

When standing upright on a rung, how far should the rung at shoulder height be from the fire fighter?

A

An arm’s length

40
Q

For a ladder contacting the wall 20 ft (6 m) above the ground, the base should be _____ from the wall.

A

5 ft (1.5 m)

41
Q

What is the most likely consequence if the butt of a ladder is placed too close to the side of the building?

A

The tip will pull away from the wall

42
Q

When should the building be used to anchor the butt during a ladder raise?

A

When a single fire fighter raises an extension ladder

43
Q

Which knot is used to tie off a ladder halyard?

A

Clove hitch

44
Q

Which action is potentially hazardous while raising an extension ladder?

A

Placing a foot under a fly section

45
Q

Which part of a ladder transfers the weight of the person climbing it to the beams?

A

Rung

46
Q

Before raising an extension ladder, you should check to make sure the:

A

area is clear of overhead obstructions.

47
Q

Which is a safety rule for climbing a ladder?

A

Look upward only when necessary

48
Q

Exposure of a metal ladder to a minimum temperature of approximately __________ will cause a heat sensor label to change color.

A

300°F (150°C)

49
Q

What do the beams of a ladder directly support?

A

Rungs

50
Q

What is a ladder I-beam usually made of?

A

Fiberglass

51
Q

The top and bottom rails of a trussed beam are joined by:

A

truss blocks.

52
Q

What is the rope or cable that is used to extend or hoist the fly section of an extension ladder?

A

Halyard

53
Q

NFPA standards require that a pumper be equipped with at least _____ ladder(s).

A

Three

54
Q

In general, what is the maximum reach for a 28-ft (8-m) ladder?

A

The second-story roof

55
Q

Which is the primary function of a roof ladder?

A

Distribute the weight of fire fighters during roof operations

56
Q

Which ladder can be converted from a straight ladder to an A-frame configuration?

A

Combination

57
Q

At a minimum, how often should ground ladders be visually inspected?

A

Monthly

58
Q

Which part(s) of a ladder should not be exposed to solvents?

A

Halyard

59
Q

What is the proper climbing angle for a ladder?

A

75º

60
Q

What is the term for keeping a ladder from slipping by applying one’s weight to the underside of it?

A

Heeling

61
Q

A ladder belt or a leg lock should be used when:

A

reaching or working from a ladder.

62
Q

What is the approximate floor-to-floor height of a commercial structure?

A

10–12 ft (3–3.65 m)

63
Q

What is the maximum length of a straight or roof ladder that can be carried safely by one fire fighter?

A

18 ft (5.5 m)

64
Q

Overextension of the fly section of an extension ladder is prevented by:

A

stops

65
Q

Which ladder is usually carried up another ladder before being put into place?

A

Roof

66
Q

When two or more fire fighters are carrying a ladder, what should the fire fighter closer to the butt end do?

A

Cover the butt spur with a gloved hand

67
Q

A ladder is carried at arm’s length in a(n) ___________ carry.

A

suitcase

68
Q

What is the approximate floor-to-windowsill height of a residential structure?

A

3 feet (1 m)

69
Q

When lifting a ladder from the ground into the carrying position during the three-fire-fighter flat-shoulder carry, all three fire fighters should:

A

pivot during the lift.

70
Q

When placed at the correct angle for climbing, the ratio of the ladder’s vertical reach to distance of the butt from the structure is _____ to one.

A

Four

71
Q

Which type of raise is typically used when the ladder is raised perpendicular to the target surface?

A

Flat

72
Q

What should be done with the excess halyard once an extension ladder is placed and extended?

A

Wrap it around rungs of the ladder

73
Q

Which precaution should you take when raising the fly section of an extension ladder?

A

Do not wrap the halyard around your hands

74
Q

Before climbing a ladder, fire fighters should make sure it is:

A

secured

75
Q

Which statement is correct about sliding your hands long the underside of the beams while climbing a ladder?

A

This practice provides you with three continuous points of contact.

76
Q

How many points of contact should a fire fighter maintain with the ladder when dismounting a ladder onto a roof?

A

Three

77
Q

A ladder __________ is used to lower a rescuer into a trench or manhole.

A

A-frame

78
Q

Which term describes the top or bottom component of a trussed beam?

A

Rail

79
Q

Which part of the ladder is placed against the ground when the ladder is raised?

A

Butt

80
Q

Which part of the ladder is raised or extended from the bed section?

A

Fly

81
Q

Which NFPA standard sets minimum performance standards for aerial ladders and elevating platforms?

A

1901

82
Q

Which NFPA standard deals with use, maintenance, and service testing of in-service fire department ground ladders?

A

1932

83
Q

When raising a ladder, it should be kept a minimum of _____ from power lines.

A

10 ft (3 m)

84
Q

Which type of ladder should be carried by more than one fire fighter?

A

Extension

85
Q

Ladders consisting of a single section are _________ ladders.

A

straight

86
Q

Poles used to stabilize long extension ladders are called:

A

staypoles.

87
Q

A Bangor ladder:

A

is equipped with staypoles.

88
Q

What is the maximum personnel load for a fire-service ladder?

A

Two fire fighters plus one victim