FDNY Flashcards
Plate glass may be quite dangerous. When broken, it may fall in___.
large sharp pieces
There are two types of wood doors;
Hollow Core and Solid Core
Made up of an assembly of wood strips formed into a grid. These strips are glued together within the frame forming a stiff and strong core. Over this framework and grid are layers of plywood veneer paneling.
Hollow Core
The main problem with a wood door, especially in multiple dwellings,
was the “burn-through” time. To overcome this problem and to
increase the burn-through time, these doors were covered with
metal. They were known as “____Doors.”
Kalameine
Built into the door, are four rods, which extend out from a keyway toward all four edges
of the door. The throw of each rod is approximately an inch into the frame. It is designed to prevent any rod from moving separately. Originally built as a deterrent against terrorism, it is used today in occupancies where security is very important.
Multilock door
Distinguishable by the lack of a full frame with little or no trim. The door handle is usually mounted through the glass. The lock may be installed in either the top or bottom stile usually the bottom one. Commonly known as a “___.”
Glass Door
Approximately __ times stronger than plate glass, when broken, tempered glass disintegrates into relatively small pieces
four
These are the most popular doors in commercial
occupancies, especially the taxpayer type. It is not
uncommon to have the plate glass replaced with
tempered glass, lexon or plexi-glass in some areas.
Aluminum frame glass door
These doors were quite popular many years ago and have
found resurgence in today’s construction.
They are interior sliding doors that slide into a partition or
wall when pushed open and may be referred to as “___.”
pocket doors
Whats a drawback of pocket doors
voids they create in a fire situation
A device that travels in a track, which locks into a recessed hole or hardware
sliding bolt
A fastening device that can be mounted across the door at any point. Generally they are in pairs. The bars are held in place by brackets, which may be fastened to the doorframe
Static bars
With the Sliding Bolt and Static Bar in place, you know the occupants ___
through that door.
did not exit
A device secured to the door and occasionally the doorframe. It can be found on both inward swinging doors (away from you) and outward swinging doors (toward you).
Angle iron
A device that is mounted to both the door and the frame and
inter-locks on itself. It may be partial or run the full vertical
length of the door. It is two separate pieces mounted, one to
each surface.
Shielded angle iron
