Chapter 5 - Extrication Techniques Flashcards
The _________ is the area immediately surround the vehicles involved
Restricted (Hot Zone)
The ___________ can serve as space where those in support of the extrication operation may function.
Limited Access (Warm or Contamination Zone)
The ___________ is an ideal location for incident command and related functions to be conducted.
Support (Cold Zone)
The _____ is the simplest of all devices: it is a rigid bar, either straight or bent, that is free to move on a fixed point called a ________.
Lever
Fulcrum
A ______ is an assembly that connects the load to the crane.
Sling
In selecting chain, it is best to use a ___________, also called _______ or ________ alloy steel chain.
Grade 8 or 10
Grade 80 or Grade 100
_____, such as _____, is the strongest type of material used for slings.
Wire
Plow Steel Cable
A wire rope formed by plaiting component wire ropes
Braided Wire Rope
A wire rope composed of six wire ropes wrapped around a fiber or wire rope core.
Cable Laid Rope
A wire rope made with strands (usually six or eight) wrapped around a fiber core, wire strand core, or independent wire rope core.
Strand Laid Rope
A _______ is a sling configuration whereby the sling is fastened to an object or load, either directly to it or around it.
Hitch
What are common hitches:
Vertical Hitch Basket Hitch Double Basket Hitch Bridle Hitch Choker Hitch Double Choker Hitch
_______ is defined as a length of rope.chain.webbing attached to a load for the purpose of stabilizing, lifting, pulling, or moving objects.
Rigging
The maximum take up of turnbuckles can very from __ to ___ inches.
8 to 24
The hook ends of turnbuckles are on ___ as strong at the eye or jaw ends.
2/3
