Fireground Survival (FGS) 2017 Flashcards
What does NFPA recommend when it comes to staffing?
(4) person engine and truck companies
*** some companies maybe staffed with five or six firefighters
_____________________________attack is the correct tactic for derelict and abandoned buildings.
Defensive exterior fire attack
Four components to a size-up
- Construction
- Location and Extent of the fire
- Occupancy
- Life Hazard
* **360 view of the home. DO IT or have it done!
What does reading smoke do?
Helps the fire fighter make the decision to enter or exit a structure
The four characteristics of reading smoke?
Volume
Velocity
Color
Density
What can velocity do under reading smoke?
Can help identify where the fire is located now and where it’s going next
What’s the most important attribute of reading smoke?
Density
- —tells one how much fuel is present
- —-The thicker the smoke the more likely a hostile fire event will occur and the more dangerous and explosive that event will be
What does slow moving white smoke indicate?
initial stage heating
Fast moving white smoke
Indicates heat, but the smoke has traveled a distance
What does brown smoke indicate?
– Brown smoke occurs during mid to late stage heating of Unfinished wood
– Observing brown smoke venting from void spaces in the floors, walls, ceilings or roof is an indicator that structural components are being heated and compromised–Be on guard for collapse!
Black smoke “Thin fast moving”
Seeing black thin fast moving smoke venting from a specific location indicates clean burning and that the fire is nearby
NFPA 1404 now regulates what?
It now mandates that fire fighter’s be out of the IDLH area before the low air alarm activates.
Consider defensive operations if what?
Pressurized smoke exiting the structure.
Smoke coming from the walls of the structure.
Truss roof assemblies exposed to fire upon arrival.
Fire self-venting from the roof of the structure.
Two or more floors involved with fire.
Any factor likely to destabilize the structure.
Companies must practice what?
Backing out
Before searching the floor above, what needs to be in place?
A hose line on the 1st floor advancing towards the fire.
What type of resources should be ordered in the event of a “mayday?”
Another alarm Speciality units (heavy rescue, hazmat, EMS, etc) Request additional tach channel (fire ground activities)