Chapter 19 Flashcards
A structure, part of a structure, or general geographic location within a fire scene, in which the “point of origin” of a fire or explosion is reasonably believed to be located.
Area of origin
A piece of heavy canvas with handles, which can be used to tote debris, ash, embers, and burning materials out of a structure.
Carryall
A light that can illuminate a broad area.
Floodlight
A piece of canvas or plastic material, usually 3 to 4 ft (91 to 122 cm) wide and available in various lengths, that is used to protect flooring from dropped debris and dirt from shoes and boots.
Floor runner
A device that attaches to an electrical cord to provide additional outlets.
Junction box
A sprinkler control valve with a valve stem that moves in and out as the valve is opened or closed.
Outside screw and yoke (OS&Y) valve
The process of final extinguishment after the main body of a fire has been knocked down. All traces of fire must be extinguished at this time.
Overhaul
A sprinkler control valve with an indicator that reads either “open” or “shut” depending on its position.
Post indicator valve (PIV)
A firefighting procedure for protecting property from further loss following an aircraft accident or fire.
Salvage
A large square or rectangular sheet made of heavy canvas or plastic material that is spread over furniture and other items to protect them from water runoff and falling debris.
Salvage cover
Property damage that occurs due to smoke, water, or other measures taken to extinguish the fire.
Secondary loss
A light designed to project a narrow, concentrated beam of light.
Spotlight
Damage caused by the fire itself is ______ loss.
Primary
A mechanical device inserted between the deflector and the orifice of a sprinkler head to stop the flow of water.
Sprinkler stop or Shutgun
A piece of wedge-shaped wood placed between the deflector and the orifice of a sprinkler head to stop the flow of water.
Sprinkler wedge
A salvage cover that has been folded to form a container to hold water until it can be removed.
Water catch-all
A salvage cover that has been folded to direct water flow out of a building or away from sensitive items or areas.
Water chute
A device similar to a wet/dry shop vacuum cleaner that can pick up liquids. It is used to remove water from buildings.
Wet vacuum
Efforts to protect property and belongings from damage are called
A. overhaul.
B. salvage.
C. rescue.
D. recovery.
B. salvage.
Fire fighters’ efforts at residential fires often focus on protecting _____?
A. expensive items or property.
B. isolated property.
C. personal property.
D. market items.
C. personal property.
Before a fire fighter can work without SCBA. the atmosphere must be tested and determined safe by the
A. safety officer.
B. incident commander
C. RIC leader
D. department captain.
A. safety officer.
Damage to the building’s structural components during salvage and overhaul operations may potentially lead to
A. atmospheric contamination.
B. Re ignition
C. rekindling.
D. structural collapse.
D. structural collapse.
How much does a gallon of water weigh?
A. 2.24 pounds
B. 4.5 pounds
C. 6 pounds
D. 8.3 pounds
D. 8.3 pounds
The most common method of protecting building contents is to cover them with
A. heat-reflective blankets.
B. salvage covers.
C. overhaul tarps.
D. salvage tarps.
B. salvage covers.
Ideally, when should overhaul operations begin?
Ideally, overhaul operations should begin after fire investigators have examined the scene
If a fire investigator is not immediately available….
Overhaul crews should make careful observations and report to the investigator later
What are 3 deciding factors for an area to be overhauled?
1) Building construction
2) The buildings contents
3) The size of the fire
Which signs detect potential burning during overhaul operations?
- Smoke seeping from cracks or around doors and windows
- Fresh or new smoke
- Red, glowing embers in dark areas
- Burned areas
- Discoloured material
- Peeling paint or cracked plaster
- “Hot Spots” on thermal imaging devices
- Crackling and hissing sounds
- Heat felt on back of glove when touching object
What are 2 tools used for pulling ceilings and removing gypsum wallboard?
Pike poles and ceiling hooks
What are 2 tools used for removing baseboards and window or door casings?
Crowbars and Halligan-type tools
What tool is used for chopping through wood such as floor boards and roofing materials?
Axes
What power tool is used for opening up walls and ceilings?
Battery-powered saws
What are 2 tools used for removing debris?
Pitchforks and shovels
What are 2 tools used for pulling things apart?
Rubbish hooks and rakes
