Chapter 9: Access into Structures Flashcards
Scientifically controlled fire test conducted by the NFPA indicate that the time available for escape from a building can be as little as_________after ignition due to heat buildup in confined space such as a bedroom.
11 Minutes
What does (TAE)
Time available for escape
While all of the standard forcible entry tools are important, one of the most important and most versatile forcible entry tools is the?
Rotary saw or (Rescue saw)
What is the best way to force entry into any burning building?
Know in advance what tools and techniques will be needed and to bring those tools to the building initially.
How many points is in a door size up?
A door size up is a five point size up
What are the five points in a five point door size up?
- Type of door
- type of frame around the door
- Type of wall into which it is set
- Type of hinges/ Locks
- Door movement
In smaller buildings in occupancy’s that have relatively low occupants which way does the exterior doors swing open?
The exterior doors open inward so the hinges are on the outside
Which way do the exterior door swing in Occupancies with higher occupancy load?
The exterior doors my swing outward in the direction of exit travel
What is it called when you force open all the doors into a structure?
Softening the building
One of the most common method of cutting through a roll up or sheet curtain door is to make a large__________in the center of the door.
Triangular cut or (Tepee cut)
When performing a triangular cut the base of the triangle is the bottom of the door, and the sides are formed by____.
Two 45 degree cuts.
In a triangle cut the Apex of the triangle should be at least_____high in the middle of the door, but the higher the better.
6 feet
Key factors in the size up of windows for forcible entry include the following
- Type of window
- Type of glass
- Type of frame or casement
- type of locking or latching mechanism
- Type of security devices and use
When breaking the glass out of a window the fire fighter breaking the glass should be______of the window and in full protective clothing.
Upwind
When using an ax to break a window, the fire fighter should strike the window with the________of the blade.
Flat side
When working above ground, windows should be broken______whenever possible to avoid the flying guillotine hazard that may cut holes lines and injure anyone working below.
Inward
Modern security windows are more likely to have pains made of_____, a poly carbonate plastic that has many times stronger than safety glass or plexiglass of the same thickness.
Lexan
Some of the most common types of window security systems are?
Rigid metal grills attached to the outside of the building.
A rotary saw with a medium______carbide-tipped blade is most effective when entry must be made to all types of plastic windows.
40 (tooth)
A_____is the only fire service tool that will cut Lexan polycarbonate.
Rotary saw
Shattering a plexiglass window is done by scoring a large X on the pain and then striking the intersection of the X with the point of a_________.
Pick head axe
Tools most commonly use to breach exterior walls are?
- Rotary saw
- chainsaw
- Circular saw
- Battering ram
- Sledgehammer
- concrete breaker (jackhammer)
- Air chisel
The most common types of exterior walls are?
- Wood frame
- masonry
- concrete
- Metal
Wiley use interior finish material. Consist of a core of calcined Gypsum,starch, water, and other additives that I sandwiched between two paper faces.
Gypsum wallboard (drywall)
Breaching poured concrete wall is usually considered___________and time consuming to be a reasonable option except in some structural collapse situations.
Too difficult