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ff 1 > ch 11 > Flashcards

ch 11 Flashcards

1
Q

A self-supporting, turntable-mounted, power-operated ladder of two or more sections permanently attached to a self-propelled automotive fire apparatus and designed to provide a continuous egress route from an elevated position to the ground. (NFPA 1901)

A

Aerial ladder

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2
Q

A ladder equipped with tormentor poles, or staypoles, that stabilize the ladder during raising and lowering operations.

A

Bangor ladder

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3
Q

The lowest or widest section of an extension ladder. (NFPA 1931)

A

Base section

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4
Q

The main structural side of a ground ladder. (NFPA 1931)

A

Beam

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5
Q

A ladder raise used to raise a ladder perpendicular to a building.

A

Beam raise

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6
Q

The end of the beam that is placed on the ground, or other lower support surface, when ground ladders are in the raised position. (NFPA 1931)

A

Butt

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7
Q

An alternative to a simple butt spur; a swiveling plate with both a spur and a cleat or pad that is attached to the butt of the ladder.

A

Butt plate

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8
Q

That component of ground ladder support that remains in contact with the lower support surface to reduce slippage. (NFPA 1931)

A

Butt spurs

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9
Q

The basic operating motor vehicle, including the engine, frame, and other essential structural and mechanical parts, but exclusive of the body and all appurtenances for the accommodation of driver, property, passengers, appliances, or equipment related to other than control. Common usage might, but need not, include a cab (or cowl).

A

Chassis

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10
Q

A ground ladder that is capable of being used both as a stepladder and as a single or extension ladder. (NFPA 1931)

A

Combination ladder

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11
Q

An apparatus that includes a passenger-carrying platform (bucket) attached to the tip of a boom or ladder.

A

Elevated platform

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12
Q

A non-self-supporting ground ladder that consists of two or more sections traveling in guides, brackets, or the equivalent arranged so as to allow length adjustment. (NFPA 1931)

A

Extension ladder

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13
Q

Any portable ladder specifically designed for fire department use in rescue, firefighting operations, or training. (NFPA 1931)

A

Fire department ground ladder

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14
Q

A ladder raise used to position a ladder parallel to a building.

A

Flat raise

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15
Q

Any section of an aerial telescoping device beyond the base section. (NFPA 1901) This definition applies to aerial ladder devices and ground ladders.

A

Fly section

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16
Q

A single-section ladder with rungs that can be folded or moved to allow the beams to be brought into a position touching or nearly touching each other. (NFPA 1931)

A

Folding ladder

17
Q

A narrow, two-section extension ladder that has no halyard. Because of its limited length, it can be extended manually.

A

Fresno ladder

18
Q

Strips of metal or wood that serve to align a fly section during extension. Channels or slots in the bed or fly section may also be used.

A

Guides

19
Q

Rope used on extension ladders for the purpose of raising a fly section(s). (NFPA 1931)

A

Halyard

20
Q

A label that changes color at a preset temperature to indicate a specific heat exposure. (NFPA 1931)

A

Heat sensor label

21
Q

A ladder beam constructed of one continuous piece of I-shaped metal or fiberglass to which the rungs are attached.

A

I-beam

22
Q

An A-shaped structure formed with two ladder sections. It can be used as a makeshift lift or hoist when raising a trapped person.

A

Ladder A-frame

23
Q

A compliant equipment item that is intended for use as a positioning device for a person on a ladder. (NFPA 1983)

A

Ladder belt

24
Q

Devices attached to a fly section(s) to engage ladder rungs near the beams of the section below for the purpose of anchoring the fly section(s). Also called locks or dogs. (NFPA 1931)

A

Pawls

25
Q

Reinforcing material placed on a ladder at chafing and contact points to prevent damage from friction and contact with other surfaces.

A

Protection plates

26
Q

A device with a free-turning, grooved metal wheel (sheave) used to reduce rope friction. Side plates are available for a carabiner to be attached. (NFPA 1670)

A

Pulley

27
Q

The top or bottom piece of a trussed beam assembly used in the construction of a trussed ladder. Also, the top and bottom surfaces of an I-beam ladder. Each beam has two.

A

Rail

28
Q

The spring-loaded, retractable, curved metal pieces that allow the tip of a roof ladder to be secured to the peak of a pitched roof. They fold outward from each beam at the top of a roof ladder.

A

Roof hooks

29
Q

A single ladder equipped with hooks at the top end of the ladder. (NFPA 1931)

A

Roof ladder

30
Q

The ladder crosspieces, on which a person steps while ascending or descending. (NFPA 1931)

A

Rung

31
Q

A ladder beam constructed of a solid rectangular piece of material (typically wood), to which the ladder rungs are attached.

A

Solid beam

32
Q

Poles attached to each beam of the base section of extension ladders, which assist in raising the ladder and help provide stability of the raised ladder. (NFPA 1931)

A

Staypoles

33
Q

A piece of material that prevents the fly sections of a ladder from becoming overextended, leading to collapse of the ladder.

A

Stop

34
Q

A metal rod that runs from one beam of the ladder to the other to keep the beams from separating. They are typically found in wood ladders.

A

Tie rod

35
Q

The very top of the ladder

A

Tip

36
Q

A piece of wood or metal that ties the two rails of a trussed beam ladder together and serves as the attachment point for the rungs.

A

Truss block

37
Q

A ladder beam constructed of top and bottom rails joined by truss blocks that tie the rails together and support the rungs.

A

Trussed beam

ff 1 (61 decks)

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