Firefighter 2 Study Guide IFSTA 7 Essentials With Complete Solutions!
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Course
Firefighter IFSTA 7
Institution
Firefighter IFSTA 7
Finger-jointed timber - ANSWER-is composite building material composed of small pieces of wood merged to form boards using various types of glue.
Medium density fiberboard - ANSWER-is composite building material that is a type of laminated wood closely resembling hardwood and is used for doors a...
Firefighter 2 Study Guide IFSTA 7
Essentials With Complete Solutions!
Finger-jointed timber - ANSWER-is composite building material composed of small
pieces of wood merged to form boards using various types of glue.
Medium density fiberboard - ANSWER-is composite building material that is a type of
laminated wood closely resembling hardwood and is used for doors and decorative
moldings.
Particle board - ANSWER-is composite building material composed of small flakes of
wood merged together with glue to form boards used for furniture.
Synthetic wood - ANSWER-s composite building material composed of recycled plastics
to form sheets or boards.
Steel support temperatures begin losing strength at - ANSWER-570 degrees or 300
celsius. It elongates and buckles when heated past temperature resistance.
An A-frame collapse - ANSWER-occurs when the floor and/or roof assemblies on both
sides of a load-bearing center wall collapse creating a lean-to collapse on opposite
sides of the wall and creating void spaces on both sides of the wall
pattern occurs when the outer walls remain intact and the upper floors and/or roof
structure fail in the middle. - ANSWER-A V-shaped collapse
A pancake collapse - ANSWER-pattern is when the structure's floors collapse on top of
each other with debris between them.
A lean-to collapse - ANSWER-pattern occurs when one outer wall fails while the
opposite wall remains intact.
Has excellent heat resistance known as drywall or sheetrock. - ANSWER-Gypsum
Collapse zone distance - ANSWER-multiply the height by 1 ½ . So if building height is
30 feet the collapse zone will be 45 feet.
Every gallon of water added to a structure adds - ANSWER-8 to 10 pounds of weight.
Full or rigid frame - ANSWER-the vehicle body attaches to a rigid frame more
commonly used for larger automobiles and trucks , heavy duty vehicles that carry loads
, Unibody - ANSWER-a single molded unit forming both the bodywork and chassis of a
vehicle.
Space frame - ANSWER-Aluminum skeletons that are similar to aircraft frames upon
which the aluminum or plastic of the vehicle body is attached. The internal structure of
these frames provides internal support while the skin provides aerodynamics and
protection.
Laminated glass - ANSWER-is used for windshields and rear windows. Impact creates
very long pointed shards that can be hazardous.
Tempered glass - ANSWER-is used for side windows and separates into small pieces
decreasing the hazards of long pointed pieces.
Reciprocating saw - ANSWER-short straight blades that move in and out like hand saw
it is ideal for cutting sheet metal body panels and structural components.
Rotary saw - ANSWER-has the big circular blades used for cutting wood or metal
Whizzer saw - ANSWER-ring cutting used for delicate cutting
Air chisel- - ANSWER-Pneumatic, operates at 90 to 250 psi. Break locks, cut heavy
gauge sheet metal.
Low pressure Pneumatic lifting bags - ANSWER-and medium bags are considered
larger and extend to greater height and used for larger vehicles or objects
High pressure Pneumatic lifting bags - ANSWER-as they inflate they lose stability and
lifting power and also only extend up to 20 inches. Very durable material though.
Firefighters assisting in rescue operations near water should remain at least -
ANSWER-10 feet
Firefighters provide a ____________ role for elevator rescues - ANSWER-support role
for elevator operator crews to come in and handle a rescue. Communication via
elevator phone with the victims or yelling through the door is the first line of reassuring
victims it will be alright and then after they are calm you can shut down the power and
assess how to get the doors open.
Compressed air foam systems - ANSWER-can be used to inject foam into water mixed
with air that makes the right mix for foam fire fighting.
Class A foam - ANSWER-ordinary combustibles used in wildland firefighting and
structural with hydrocarbon based surfactants.
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