Chapters 12,14,15 Flashcards
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