Flashcards in Ch. 8 Forcible Entry Deck (82)
The __________ will be the DECIDING FACTOR, since certain types are best opened using specific methods.
Type of door or the lock assembly
In almost all cases, the _____________________ should be consistent with the __________________.
Degree of danger posed by forcible entry
The danger and damage from the hazard, usually fire.
Regardless of the type of door, a few basic rules always apply. (4)
Try before you pry
Don't ignore the obvious
If possible, use the door that the occupants normally use to enter/exit the premises
Maintain the integrity of the door
Continue size-up as bldg comes into view. Determine: (3)
Location of fire
Any visible victims
Door to be used for entry (usually front)
Look at the locks. How many and where? This will tell you:
Where to place your tool
If no hinges available, then:
no hinges = stop the rabbits
Stop molding will be present OR
Frame will be rabbeted
Deciding factors for the most appropriate method of forcible entry: (4)
Need for speed
Type of door AND lock assemblies
Tools and personnel available (last factor/least concern)
Degree of damage entry will create
Cylinder farther from edge than 1-3 inches:
Serious attempts at security
- different method of attacking door
-- through the lock, power tools, hydraulic tools
-- look for easier way in
Pattern of ______ coming through the door indicates presence of _________, similar to those used by cavalry to lock front gates at forts.
Bolt heads (police="supporting bolts").
Halligan and flat-head: Most experienced person should be on the ________.
When using pronounced bevel on fork (halligan), position fork so _______ curve is towards the door and _____ curve is toward the jamb.
Through-the-lock usually indicated by: (3)
-light fire condition
-specific types of doors OR
-specific types of locks
Narrow-stile door facts
Through the lock OR attack hinges (top first - adze), break glass/break push bar as last option.
A "stile" is the frame of a door
1 1/4 throw
Fox lock facts
Rectangular plate in center of door w/2 sets of supporting bolts.
-attack 3 bolts, leave on to swivel out of place
-top, bottom, top.
-use lock puller, Sunilla, or adze/claw of halligan (NO K-TOOL!).
-unlocked turns towards lower set. (Square).
-3/4 in. bars, as much as 2 in. into doorjamb
Through the lock used when:
Emergency of very minor nature
-police (usually not detectable)
-fox (plainly visible)
-pivoting deadbolt (plainly visible)
When NOT to use "through the lock":
Visibility seriously affected
-HFT is solution
*injuries when visibility is poor=conventional entry*
-less fatigue (more air/less injuries)
(8,000 psi/5 in claw/25 lb (old) 9 lb (new)
Solid door in steel jamb (inward doors).
Doesn't work well on doors that open out or flimsy/hollow doors in wood jambs (opt for conventional)
Rod size and jamb depth for Mul-T
1/2 in. in diameter and as much as 1 1/2 inches into jamb
Through the lock.
The real heart of the operation begins when?
Once the cylinder has been removed
The simplest type lock to conquer is the:
You encounter a SQUARE shaft instead of a flat shaft when you pull the cylinder, you have encountered a ______.
4 wood screws and a 1/2 in. thick steel bar extending down to a recess in the floor
Firefighters seem to have the most difficulty with these locks because of unfamiliarity.
Little pear-shaped cam and limits area where it can work, only about 180 degrees of its path. Must use a key tool with a 90 degree bent end. What kind of lock?
Mortise: The design of these cylinders results in their greatest force being in the _______________, from the _______ position is where the cylinder does work.
Straight down position.
5-7 o'clock position.
First step in attacking fox lock is to ____________.
Remove the shield that hides the lock cylinder
They are personnel multipliers and great firefighter safety devices
In serious fire situations, ______ should be the OVERRIDING CONCERN.
Need for speed