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Fire Fighting - Chapter 22 - Fire Suppression
Fire Fighting Essentials JB Learning
64
Other
Undergraduate 1
03/06/2014

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Term
Refers to all of the tactics and tasks that are performed on the fire scene to achieve the final goal of extinguishing the fire. `
Definition
Fire Suppression
Term
How do you stop the combustion process?
Definition
Remove a part of the fire tetrahedron.
Term
Which agent is most often used?
Definition
water
Term
Successful fire fighting requires what?
Definition
A team effort and coordinated attack.
Term
All suppression operations are classified as what?
Definition
Offensive or Deffensive
Term
When is a offensive strategy used?
Definition
in situations where the fire is not too large or too dangerous to be extinguished by applying water from interior handlines.
Term
Small handline sizes
Definition
As large as 2 inches.
Term
Large handlines
Definition
2 1/2 +
Term
Primary objective in defensive operation?
Definition
Keep fire from spreading
Term
When is the offensive or defensive decision made?
Definition
Before operations begin
Term
what is one of the most crucial decisions made by IC?
Definition
Defensive or Offensive decision
Term
When does the IC go defensive?
Definition
When he has decided that its impossible to enter the building or control the fire with small hand lines.
Term
What is high priority during defensive operation?
Definition
Exposure Protection
Term
What size handline is most frequent for interior attack?
Definition
1 3/4
Term
Water flow through large handlines?
Definition
can flow more than 250GPM
Term
How can 1 fire fighter control a large handline?
Definition
Webbing strap or looping the line and sitting on it.
Term
Least amount of flow for master stream?
Definition
350
Term
Most common flow of master stream?
Definition
350 - 1500
Term
What is the most a master stream can flow?
Definition
2000
Term
Defines the pattern or form of a stream.
Definition
Nozzle
Term
What determines what nozzles are used with what hose lines?
Definition
SOP's
Term
Solid stream is discharged as what?
Definition
A solid column of water
Term
Air movement created by _______ can be used for ventilation.
Definition
Fog Stream
Term
What are the 2 different methods of discharging water onto the fire?
Definition
Direct and Indirect.

also combination....
Term
On the way to the seat of the fire what must you do?
Definition
extinguish all other fire to prevent wrap around.
Term
The most effective means of fire suppression in most cases.
Definition
Direct Attack
Term
Indirect application of water is what?
Definition
used in situations where the room is ready to flash over.
Term
Goal of indirect attack.
Definition
Remove as much heat as possible from the atmosphere as quickly as possible.
Term
when do you use indirect attack.
Definition
When hot gases are at ceiling level.
Term
Boiling point of water
Definition
212
Term
Fire Fighters make an indirect attack by using what nozzles?
Definition
Straight, solid, or narrow fog.
Term
What is "paint the ceiling"
Definition
indirect attack at the ceiling.
Term
Water to steam conversion
Definition
1700 times
Term
How do you know a ceiling is still too hot?
Definition
No water falls
Term
3 members usually advance what handline in a building?
Definition
2 and a half
Term
Large handline nozzles are positioned where?
Definition
in a single location so it can be manned by 1 or 2 fire fighters.
Term
How big is the loop a fire figher sits on
Definition
about 2 feet
Term
What method is good choice for protecting exposures?
Definition
Sitting on the looped hoseline
Term
How far back should the backup fire fighter be?
Definition
3 feet behind the nozzle operator
Term
How much weight is being put on a building every minute from a nozzle flowing 1,000 gpm?
Definition
4.2 tons
Term
Force of impact from a master stream can do what to a building?
Definition
Dislodge loose materials or cause a structural collapse
Term
What are deck guns also called?
Definition
turret pipes or wagon pipes
Term
Who starts the flow of water?
Definition
Pump operator
Term
Wildland monitors can be mounted where?
Definition
On the front bumper of their apparatus
Term
Wildland monitors flow.
Definition
15 gpm and 350gpm and can be used from an operator in a vehicle
Term
Most portable monitors come with how many inlets?
Definition
1 2 or 3
Term
Portable monitors are built with what size inlets?
Definition
2 and a half or with a large diameter hose line.
Term
Safe angle for monitors to be setup.
Definition
not below 35 degrees
Term
When is a ladder pipe usually attached to a ariel ladder?
Definition
Only when its needed
Term
Most new arial ladders are equipped with what?
Definition
A fixed ladder pipe at the top
Term
Why do you direct a stream directly onto an exposure?
Definition
Radiant heat can penetrate just a water stream
Term
Opening a door can contribute to flash over in as little as how long?
Definition
100 seconds
Term
Main challenge of basement fires.
Definition
They are difficult to recognize
Term
During a basement fire what can happen to a stairwell?
Definition
It can pose as a chimney to the inside of the house.
Term
Thermal imaging cameras are particularly useful when doing what?
Definition
Looking for fires below a floor,.
Term
When fighting an above ground level fire where must hose lines be placed?
Definition
to keep the fire from extending vertically and to ensure that exit paths are not blocked.
Term
What supplies high rise buildings with water?
Definition
Stand Pipe system
Term
Where should other equipment be placed in a high rise in regards to the fire?
Definition
1 or 2 floors below
Term
If standpipes are not available consider what?
Definition
Long hose lays
Term
What are used to keep fire fighters from becoming lost in a big box?
Definition
guide lines
Term
How do you augment the water sprinkler system in a building giving it more pressure?
Definition
Connect a fire department conneciton to it.
Term
Building that is an easy target for arsonist?
Definition
One that is under construction, renovation, or demolition
Term
Whats good to extinguish smoldering fires in tightly packed combustible materials?
Definition
Class A Foam
Term
What does Class A foam do to a trash fire?
Definition
Eliminate the need for overhaul
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