Truck Ops Book 2 Forcible Entry Flashcards
The A-tool is also referred to as what
The officer tool
A thin metal tool with a rounded hook on one end
Shove-knife
What four factors inform and influence a crew’s ability to quickly and efficiently access a structure’s interior through forced entry
- Accuracy of the forcible entry size-up
- Construction of the barrier and locking mechanisms
- selection and availability of appropriate tools
- Skill in applying proper techniques
Forcible entry can provide a form of what
ventilation
The most essential forcible entry hand tool set is what
The irons or married pair
What is the standard thickness of both residential and commercial doors?
1.75”
What tools are predominantly used for through-the-lock forcible entry
K- and A- tool
In cases of light rust on hand tools, what can you use for effective removal
Course steel wool
What tool allows firefighters to force inward-opening doors made of metal or set in metal frames
Hydra-Ram
The Hydra-Ram can apply more than _____ pounds of force
10,000
The Hydra-Ram will spread ____ inch for each pump with 0-400 lb of pressure
3/4”
The Hydra-Ram will spread _____ inch for each pump with 400-1200 lb of pressure
1/4”
The Hydra-Ram will spread _____ inch for each pump with over 1200 lb of pressure
1/8”
With the Hydra-Ram 1, firefighters will typically perform _____ - _____ pumps before the tool reaches its full extension
7,8
The Hydra-Ram 2 will generally take _____ - ______ pumps before reaching its full extension
9-11
What type of saws is commonly used when needing to cut locks, metal doors, window bars or overhead doors
Chainsaws and rotary saws
Two-stroke engines operate most efficiently at ___ throttle
Full
Rotary saw blades spin at high rates of speed between ______ - ______ RPM
4,500-5,500
Rotary saw blades generally fall into 3 categories
- Abrasive discs
- Diamond blades
- Carbide-tipped blades
Abrasive blades cut through what
Metal or masonry
Diamond blades cut through what
Concrete or metal
Carbide-tipped rotary saw blades are used to cut what
Wood composition roofing material and plastics
What manifests as a force that tends to steer the blade in a direction perpendicular to the force applied
Gyroscopic effect
Rotary saw blades cut how
From the top down in relation to the saw
Forcible Entry size-up should include the following
- Determine if the entry priority is immediate or delayed
- determine the entry location
- assess the doors or windows to be forced
- determine the forcible entry technique to be utilized
What type of entrance is preferred due to the larger size and allowance of easier ingress and egress
Doors
What type of door is recessed within the frame and have concealed hinges
Inward-opening doors
What type of door sits flush with the frame and have visible hinges
Outward-opening doors
In residential dwellings inward-opening doors are commonly used for what
Main entrances
bedrooms
bathrooms
Exterior residential doors are commonly made of what
Fiberglass and wood or metal
Interior residential doors are commonly made of what
Hollow-core wood
Outward-opening residential doors usually are where
Closets and mechanical areas or above basement stairs
What type of lock is surface-mounted and typically found on the inside surface of a door
Rim lock
What type of lock is commonly found in commercial buildings and older residential structures
Mortise locks
For standard padlocks what can effectively cut through the shackle?
Bold Cutters
When using power tools to defeat padlocks, members must secure the lock how
With vise grips attached to a chain before cutting
What type of lock requires a combination to operate
Cipher lock
What is another name for a sliding bolt lock
Surface bolt or barrel bolt
What are the two primary types of electric access control door systems
Electric strikes and electromagnetic locks
What is the most common barrier through which firefighters force entry
Doors
This refers to several striking and prying-based techniques
Conventional forcible entry
What are the standardized commands in forcible entry for consistency
- Hit
- Drive
- Stop
Where should firefighters strike a glass door
In the lower corner
Another name for panic bars or push bars is what
Exit devices
To effectively remove a push-bar how should you proceed
Strike it in the same direction as the screws
Where should firefighters strike a window that has plate glass
Top corner of the window
What type of glass has a layer of vinyl sandwiched between two layers of glass
Laminated glass
Polycarbonates can be as much as ______ times stronger than safety glass
250
What are common types of windows found in the NOVA region
- double-hung
- projected
- louver
- casement
What windows are commonly found in residential and commercial buildings
double-hung
Another name for projected windows is what
Factory windows
What two types of windows utilize louver operating methods
Awning & jalousie
What type of window commonly was found in single-family dwellings and garden apartment buildings constructed from 1940’s - 1960’s
Casement windows
An effective way to secure an overhead door in the open position is by doing what
Bend the door’s tracks
If unable to bend the door track of an overhead door another option is to do what
Block the track using vise grips or pike pole
Two basic overhead door configurations are
Folding doors & roll-down doors
