Chapter 11

Question 1

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

Answer 1

Trussed beam

Question 2

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.

Answer 2

Aerial ladder

Question 3

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

Answer 3

Fly section

Question 4

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

Answer 4

Beam raise

Question 5

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

Answer 5

Solid beam

Question 6

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

Answer 6

Bangor ladder

Question 7

The main structural side of a ground ladder

Answer 7

Beam

Question 8

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

Answer 8

Combination ladder

Question 9

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

Answer 9

Butt

Question 10

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.

Answer 10

Butt plate

Question 11

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

Answer 11

Ladder belt

Question 12

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, and appliances. Common usage might, but need not, include a cab (or cowl).

Answer 12

Chassis

Question 13

The lowest or widest section of an extension ladder

Answer 13

Base section

Question 14

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

Answer 14

Protection plates

Question 15

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

Answer 15

Elevated platform

Question 16

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.

Answer 16

Truss block

Question 17

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.

Answer 17

Pulley

Question 18

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.

Answer 18

Rail

Question 19

A label that changes colour at a preset temperature to indicate a specific heat exposure.

Answer 19

Heat sensor label

Question 20

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.

Answer 20

Tie rod

Question 21

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

Answer 21

I-beam

Question 22

The very top of the ladder

Answer 22

Tip

Question 23

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

Answer 23

Stop

Question 24

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

Answer 24

Halyard

Question 25

Strips of metal or wood that serve to guide a fly section during extension. Channels or slots in the bed or fly section may also serve as these.

Answer 25

Guides

Question 26

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 outward from each beam at the top of a roof ladder.

Answer 26

Roof hooks

Question 27

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.

Answer 27

Folding ladder

Question 28

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

Answer 28

Butt spurs

Question 29

The ladder crosspieces, on which a person steps while ascending or descending.

Answer 29

Rung

Question 30

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

Answer 30

Fire department ground ladder

Question 31

A ladder raise used to position a ladder parallel to a building. Also called a rung raise.

Answer 31

Flat raise

Question 32

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

Answer 32

Extension ladder

Question 33

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.

Answer 33

Staypoles

Question 34

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

Answer 34

Ladder A-frame

Question 35

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

Answer 35

Fresno ladder

Question 36

A single ladder equipped with hooks at the top end of the ladder.

Answer 36

Roof ladder

Question 37

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.

Answer 37

Pawls