Truck Company Operations Book 2 Flashcards
Three interior release mechanisms for egress windows bars
Turn handle, push button, foot pedal pg 37
The inverted v cut should be removed how?
Should be pushed into the building so that the hose does not get caught on it
How do you defeat a Phelps lock (shopping mall pull downs)?
Cut the sliding bolt
American 2000 series lock, aka doughnut lock, is a 1 piece solid body lock with locking bolt concealed inside. Pg 2
hockey puck lock
What are the Hydra rams weight and force exertion?
Approximately 12 lbs. 10,000lbs of force.
What is the rabbit tools force and force?
25 lbs. 8,000lbs of force. Pg 2
What are the four major factors for the speed of gaining entry by forcible entry?
- Skill of the crew. 2. Selection of the appropriate tools. 3. Construction of door/barrier. 4. Proper technique. Pg 3
Forcible entry is a form of ________ on the structure.
Ventilation. Pg 3
What lb axe is preferred when forming a married pair?
8lb due to width of blade. Pg 4
What are the two entry priority levels for forcible entry?
Immediate or delayed. Pg 5
What should be done after forcing entry if damage is present?
Do everything possible to secure the premises or turn over liability to the proper authority. Pg 5
Going through windows in doors near the locking device is only effective if?
it is a single cylinder lock or the key is in place on a double cylinder lock. Pg 6
What are typically outward opening doors on commercial occupancies?
The main entrances that can be located on the front or rear. Pg. 6
Where do inward opening doors in commercial occupancies lead to?
Mechanical rooms, stairwells, and formal entrances not classed exits. Pg 6
In general, what door is most likely to be forced?
The one the occupants locked last or the normal entrance/exit. Pg 7
What type of forcible entry can be used when in investigative mode or for a fire situation in multi-room occupancy where multiple rooms must be checked for extension
Through-the-lock. Pg 8
ANSI divides locks into what five categories?
- Exit devices/panic hardware. 2. Rim. 3. Mortise. 4. Bored (cylindrical)-doorknob. 5. Pre-assembled (sometimes called unit locks). Pg 8
What are the three configurations of rim locks?
Dead bolt. Night latch. Vertical dead bolt, aka interlocking dead bolt. Pg 11
How do you remove a steel protection plate?
By shearing the bolts with the Flathead axe or adz. Pg 12
What is the modified punch lock method?
Used for a rim lock with a night latch. After removing the the lock cylinder, placed the pike of the halligan in the hole and drive the lock off the door. Pg 12
What is the most difficult lock to perform through the lock entry?
Tubular dead bolt. Pg 14
An earlier mortise lock found on older balloon frame homes with a peeping Tom keyhole. Pg 14
warded lock?
What are the four configurations of mortise locks?
- Sliding latch. 2. dead bolt and latch. 3. Latch. 4. Pivoting dead bolt. Pg 14
Before pulling a mortise lock, what should be noted as it relates to the clock face?
The position of the key plug. 9 o’clock becomes 6 o’clock. (see figure 9) ( Pg 15)
How do you remove a mortise lock cylinder?
Grip it with vice grips, turn it 1/8 of a turn clockwise. Then unscrew counter clockwise. Pg 15.