Week 1 Flashcards by Anthony Carollo

35’ ladder - closed/weight

20’

135 lbs

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Where shall length be marked on portable ladders?

On the side of the rails within 12” of the end

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24’ ladder (closed/weight)

14’

80lbs

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20’ straight weight

55lb

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20’ hook ladder weight

60lbs

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12’ hook ladder weight

35lbs

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14’ A frame (closed/weight)

7’

35lbs

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10’ folding ladder

11’

16lbs

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12’ telescoping ladder (closed/weight)

32”

32 lbs

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A versatile ladder that can serve as a straight ladder or be converted to “A” ladder

Combination ladder

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Swivel butt plate consisting of ribber tread or spike

Safety shoe

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Marine companies carry what type of ladders

12 foot
20 foot
Portable hook ladders

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Marine company ladders are painted black except for:

The hooks
18” at base of beam - painted white

Length and company are stenciled on exterior of beams

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Base of aluminum ladder provided with

Swiveling rubber shoes and aluminum spikes

Steel spikes

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The rubber pads should be utilized when the ladder is to be raised on

Hard surfaces

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Advantages of aluminum ladders

Lighter
Will not weaken with age
THEY WILL DENT
THEY WILL NOT BEND

WILL NOT CHIP OR CRACK
WILL NOT FAIL BECAUSE OF OVERLOADS

Disadvantages of aluminum ladders

Conduct electricity
Conduct heat rapidly

If exposed to excessive heat exposure, even for brief period, may lose heat treatment

Sign of loss of structural strength in aluminum ladder

Discoloration

If ladders can not be held securely on a spare apparatus what should be done?

Fire tools and equipment unit shall immediately be notified by phone. A requisition shall be forwarded and and an entry made in company journal

Pending repair, to secure ladders safely, temporary fastenings shall be checked

After each response

If a officer feels a ladder can not be temporarily secured to a spare appartus in a safe manner and there is danger of loss of the ladder during a response then…

The ladder shall be left off the apparatus and entry shall be made in the company journal

Where are markings on the straight ladders?

End of each rail

Where are the markings on extension ladders?

At the butt end of each rail

Where are Unit designations marked on Ladders?

Within 18” of each butt end

How much room do you need to remove the 20' and 35' ladder from a rig?

20 feet

What angle provides the maximum strength of the ladder?

65-75 degrees

what is the formula for ladder positioning?

place the base of the ladder at a distance equal to 1/4 of the working length

Portable Ladder Placement: 1. Window 2. Roof 3. Alongside a Fire Escape 4. Against a fire escape

1. tip shall be level with window sill 2. tip shall be atleast 2 feet above roof or parapet 3. tip shall be 1 to 3 feet above fire escape railing 4. tip shall be slightly above fire escape railng

How should you butt a ladder?

Left foot in center of the rung Right foot behind you Both hands grasp the beams *if a member is working off one side of the ladder, the butt man moves his foot from the center of the bottom of the rung of the ladder to the side opposite the one the man is working on

If ladder is left unattended where should it be secured?

secured at the tip by the first member that climbs the ladder

You should always climb a ladder on the balls of the feet near the arch. Undersides of the beam are grasped with hands

True

During freezing weather when ice forms you should

position the rung of the laddder under the arch of the boot, next to the heel position the feet on the rungs directly nect to the beams with each step hands remain on the underside of the beams

While performing the leg lock, the locking manuever is Opposite the working side. Locking leg is placed over and under the rung that is TWO RUNGS ABOVE the one the member is standing on.`

TRUE

The FDNY standardization has adopted the FLY Out Position for placement of extension ladders

TRUE

What is ladder load capacity?

The weight of members, victims, and tools

Load capacity of extension, roof,straight ladders

500 lbs