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35 Cards in this Set

  • Front
  • Back
The purpose of ladders are
(1) save lives, (2) extinguish fires, and (3) gain access to elevated access.
The parts of a ladder include
the beam, bed section, butt or heel, butt or heel plates, fly, guides, halyard, heat sensor label, hooks, pawls dogs or locks, pulley, rails, rungs, safety shoes, spurs, straypoles or tormentor poles, stops, tip or top, toggle, truss, and truss blocks.
the two principal structural sides of a ladder.
Bed section
lower section of an extension ladder.
Butt or heel
the bottom end of a ladder.
Butt or heel plates
metal safety plates attached to the heel of a ground ladder to a stabilize the ladder and protect the beam.
upper section of an extension ladder which slides. Fly be outward for metal, and inward for wooden ladders.
wood or metal strips on an extension ladder which guide the fly section while being raised.
rope used on extension ladder for hoisting or extending.
Heat sensor label
a label on each beam which changes color if the ladder is exposed to enough heat to require testing.
curved, sharp, metal devices which fold outward from each beam at the top end of a ladder.
Pawls, dogs, or locks
a metal device used to hold the fly section in after it has been extended.
a small grooved wheel through which the halyard is drawn.
the two lengthwise members of a trussed ladder beam which are separated by truss or separation blocks.
cross members between the beams on which people climb.
Safety shoes
rubber or neoprene spike plates, usually of the swivel type, attached to the heel of a ground ladder.
Straypoles or tormentor poles
the poles which prevent the fly section from being extended too far.
Tip or top
the extreme top of a ladder.
a device by which a tormentor pole is attached to a ladder.
an assembly of beam members so combined as to form a rigid framework.
Truss blocks
separation pieces between the rails of a trussed ladders.
Ground ladder
is designates the difference between ladders raised on the ground and those raised from apparatus.
Single or straight ladders
a nonadjustable ladder of one section, lengths of 12, 14, 16, 18, 24, and 28 feet, 14 and 16 being the most common.
Extension ladder
a ladder with two or more sections with an adjustable length of 24 to 50 feet.
Combination ladder
a adjustable ladder that can be made into an A frame ladder, with a length from 8 to 14 feet.
Roof ladder
nonadjustable, that is equipped with hooks to anchor ladder over peak of a pitched roof, with a length of 12 to 20 feet.
Folding ladder or attic ladder
collapsible ladder which allows access to narrow spaces, with a length of 10feet usually.
Pompier ladder
a single beam ladder, with a length of 10 to 20 feet, not commonly used in the US.
Aerial ladder
ladder mounted on apparatus, with a length of 50 to 135feet.
If ladder is be used to climb to the roof
it must extend 5 rungs beyond the roof.
For rescue ladder should be
slightly below window sill.
For fire stream into window ladder tip should be
above window sill.
If ladder is used for ventilation the ladder should be placed
on the windward side of a window with the tip even with the top of the window.
Ladder should be at a __ degree angle.