Wind Impacted Fires In Fireproof MD’s Flashcards
(33 cards)
The following five conditions must be present for a wind impacted fire to occur:
1-wind
2-fire in an apartment
3-failed or open window in the fire room
4-fire apartment door leading to the public hall left open or not fully closed.
5-an area of —- pressure such as an open stairwell door, or an open apartment door on the —- side of the public hallway from the fire apartment. This characteristic of an air movement is known as ——— .
Low pressure
Opposite side
Flow path
Wind impacted fires.
Size up: building exterior
The direction and speed at street level is ——- —- indicator of wind conditions above the street level. 3.2.1.
Is not reliable
Wind impacted fires.
Size up: Building exterior
Wind behavior is not consistent or predictable. Wind impacted fire have occurred on upper and lower floors. Building height, size, shape, and location of adjoining or adjacent buildings. Add to the ——— of the effects of wind on fire conditions. 3.2.1.
Unpredictability
Wind impacted fires.
Members operating in the fire area, must be aware that when the fire and smoke ——— —— from the window, the condition in the interior will temporarily subside, giving a false sense that the interior conditions improved. When the wind gust back into the window, the interior conditions will dramatically deteriorate. 3.2.1.
pulse outward
————- visible inside the fire apartment that is not venting out of an open or failed window is a potentially dangerous, life-threatening condition. This is the classic ventilation profile of a. ———-.
3.2.2
Fire or smoke
Wind impacted fire
Wind impacted fire
Size up: Building interior.
All members must access the fire floor from the ———- until the fire attack stairway has been determined. 3.3.1.
Same stairway
WCD’s, KO curtains and fire blankets will have the following effects:
1-immediate reduction in heat and intensity of the fire
2——— reduction of visibility in the fire area due to increase in smoke production.
3- deployment window ——- be closed after deployment of the device.
4- advancing a hose line into the fire department after a WCD is deployed May ——- steam and or heat production.
4.2.1
2- possible reduction
3-must be closed
4-increase steam and or heat
Wind impacted fires.
Any Exterior stream must be directed at the ——— of the main fire area. 4.2.2.
Ceiling
PS if Fire has extended to multiple rooms, the exterior stream may have to be repositioned.
Flanking strategy:
A ——- opening is made in the adjoining wall to the fire room as close to the ——— wall as possible. 4.2.4.
Small opening
Exterior wall
Flanking strategy:
Initially, the hole in the wall should be only large enough for the ——- of the nozzle to be placed into the opening, allowing the stream to be directed at the ceiling of the fire room. 4.2.4.
MST
Flanking attack, when the door to the fire department has been left open:
Once access is obtained to the adjoining apartment, the door to that apartment must remain closed, and the hose line stretched to this adjoining apartment from the ——— —— . 4.2.4 a.
Apartment below via an exterior window or balcony using a utility rope.
When flanking a fire in a HRFPMD and the door to the fire department is left open the line will be stretched from?
Page 6
The apartment below via an exterior window or balcony using a utility rope. 
When flanking a fire in a HRFPMD and the door to the fire department is closed the line will be stretched?
Page 6
Public hallway on the fire floor to the adjoining apartment to operate into the fire apartment by breaching a wall.
Smoke and heat conditions in the hallway is due to wind impacted fire with the fire apartment door left open.
Who shall ensure members exit the public hallway immediately?
5.1 a
Ladder officer
Wind impacted fires with the fire apartment door left open. A hose line shall be stretched and charged where? 5.1 point C
Attack stairwell
The door to stairwell mushroom and closed until alternate strategy has been implemented. 
Wind impacted fires.
In most cases, the ——- would normally be the first tactic used due to the availability and time it takes to deploy. 5.1 note.
KO curtain 
Wind impacted fires. Once confirmation is received in an alternate strategy has been successful approval to enter the hallway must be given by?
IC
Operations section Chief
Or
Fire sector supervisor
Wind impacted fire. Once confirmation is received that the alternate strategy has been successful. Who may enter the public hallway after granted permission? 5.1 E.
Ladder officer and one member of the force entry team
Wind impacted fires. Permission has been granted to enter public hallway. Officer and one member have entered the public hallway. The other member of the interior team remained at the. ———— on the —— side of the door.
5.1 E
Attack stairway door
Hallway side of the door
PS limits, flow path and act as a beacon in case members need to evacuate.
Wind impacted fires. Apartment door has been left open who is responsible for control and coordination on the stairwell side of the door? 5.1 E.
Engine officer
Wind impacted fires. Apartment door left open once the letter of gain control of the fire department door. What is the next step? 5.1 E
Engine company advanced the CHARGED hoseline to the fire apartment door. The ladder company member who remained at the stairwell door, shall also advance to the fire department door.
Wind impacted fires. Once the decision has been made by the IC or fire sector supervisor to enter the fire apartment, who enters first?
5.1 E.
Engine 1st