Chapters 12,14,15 Flashcards
(35 cards)
Using a ladder at a reduced angle (less than 75 degrees) drastically reduces the_________of the ladder and ________ the possibility of slipage.
- Load carrying capacity
2. Increases
The part of the extension ladder that prevent the fly section from being extended too far are called:
stops
The dogs of an extension ladder serve to
hold the fly section in place after being extended
A bangor ladder has attachments for added leverage that are called what?
staypoles
The proper name for one of the two principal structural sides of a ladder is:
beam
The term tie rod is used to describe a metal rod running from:
one beam to another
During the arms length carry of a ladder, each grasps the _________
outside of the top beam
When the ladder is raised, it should be placed at an angle of ?
75 degrees
Manufacturers of fiber glass and metal ladders require that the fly section be placed?
out, away from the building
A primary safety concern when raising a ladder should be?
possible contact with electrical wires and overhead obsrtuctions
When lifting a ladder or other heavy object, you should?
bend at the knees keeping the back straight, lift with legs
When assigned to raise a ladder to a second story roof, what ladder should you choose?
28-35 foot
If 24 feet of a 35 foot extension ladder is needed to reach a victim, the butt of the ladder should be placed how many feet from the building?
6 feet from the building
When performing ventilation of a window, the ladder should be placed?
with the ladder tip about even with the top of the window
When the ladder is used for the rescue of an injured victim from a narrow window, the tip should be placed where?
slightly below the sill
When carrying a ladder using the low-shoulder method, FFs will normally face the?
heel or butt
Other than ladder safety belt, a firefighter can be safely secured to the ladder using a?
leg lock
A ladder used for reaching the third story window or roof of a building should normally be how many feet?
40-50
When a firefighter is carrying the ladder, all lifting and lowering should be done using what muscles?
leg
The lower section of an extension ladder is known as the?
base or bed
An upper section or top section of an extension ladder is known as the?
fly
If 40 feet of a 50 foot extension ladder is used, the butt of the ladder should be placed how many feet from the building?
10
When climbing a ladder, a FFs eyes should be directed
forward and occasionally upward
A non adjustable ladder that consists of only one section is called?
single/wall ladder