Operational Guideline 4.4 Fireground Safety Flashcards
All personell assigned to an incident shall:
be a part of the incident command organization
be assigned to a division group or other function
for staged for immediate deployment
be assigned to base
be assigned to rehab
all personnel entering the fire ground perimeter shall:
wear full PPE
be assigned to a division group or other function
have crew intact
What is yellow scene tape used for?
for crowd control or to mark the edge of the warm zone at a hazmat incident
what is red/white tape used for?
Safety hazards that have the potential to injure or kill firefighters. No one should cross.
What is red scene tape for?
used to mark the hot zone of a hazmat incident. Only carried by the hazmat team.
What should you do if you are the first to identify a hazard
Notify your immediate supervisor, remain with the hazard (if possible) to keep others away until it can be taped off. Or use lumastrobe lights to mark the area.
Personnel should use extreme caution when operating in the following positions:
Operating above the fire
positioned where fire can move in behind them
the possibility of opposing fire streams
combining an interior attack while exterior lines are used for controlling lapping
areas with limited or impeded access and egress
operating under involved roof structures
fighting fire below ground
operating in areas that potential for backdraft, flashover, or dust explosions
operating in areas containing hazardous materials
Efforts should be made to place ladders where?
at corners of buildings or fire walls
How far above the roof or parapet line should ladders be extended
minimum of 3 rungs
Establish a minimum of __ escape routes, preferably _________________________
2
at opposite ends of the structure or separated by considerable distance
Do not operate exterior streams where?
an area where interior crews are operating
When operating in a defensive mode, position where?
As far away from the involved area as possible while remaining effective
Utilize available barriers to provide extra protection in the event of ______________
structural collapse
Supervisors must maintain communication capabilities with the resources under their command to control both _______ and _________ of the companies that report to them.
Position
Function
Company officers shall ensure that all crew members are operating where?
Only in the assigned area of responsibility.
Crews shall not leave their assigned areas unless approved by who?
Their Division or Group supervisor.
Company officers shall keep their supervisors informed of changing conditions within their ______ or __________, especially when?
Division or group
those changing conditions may affect the safety of personnel
Company Officers should frequently asses the _______ ______________ of their crew Members
physical condition
A each plan should include:
the overall objective
designated search area
individual assignments
Company officers must maintain awareness of the __________ and ______________ of all members during search operations
Location and function
Collapse potential of wood Fram (type V) construction
five to seven minutes or less
Collapse potential of Ordinary (type III) construction
Twenty minutes
Collapse potential of Heavy timber (type IV) construction
one hour
Collapse potential of Fire Resistive (type I) construction
columns: four hours
Beams: three hours
Floors: two hours
Collapse potential of non combustable (type II) construction
Early failure
List the tell tale signs of potential collapse
cracks in exterior walls
bulges in exterior walls
sounds of structural movement such as creaking groaning and snapping
smoke or water leaking from walls
flexing or moving of any floor or roof on which firefighters are walking
Interior or exterior bearing walls or columns leaning twisting or flexing
supermarkets or warehouses may have _______________________ which could contribute to premature or early failure
large unsupported areas
___________________ may pull away from weekend walls
large signs or marquees
_________________ depend on the roof for support
Cantilevered canopies
These building may prematurely fail
Buildings with lightweight, bar joist or bowstring trusses
building with unprotected metal beams or columns
Where should you position to be safer in the event of a collapse
diagonally from corners of building
Abandon
immediately exit to a safety zone
one ten second long blast from the air horns
Withdraw
exit to a safety zone while backing out with tools and quipment
Evacuate
remove civilians from an involved structure
