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A crash bar (also known as a panic exit device, panic bar, or bump bar) [1] [2] is a type of door opening mechanism which allows users to open a door by pushing a bar. While originally conceived as a way to prevent crowd crushing in an emergency, crash bars are now used as the primary door opening mechanism in many commercial buildings.
A typical "handle set" is composed of the exterior handle, escutcheon, an independent deadbolt, and the interior package (knob or lever). On some doors the latch is incorporated into a hinged handle that releases when pulled on. See also: Doorknob – A knob or lever on an axle that is rotated to release the bolt; Crash bar or Panic bar; [3]
Any fire doors which are normally held open must automatically close and lock when a fire is present in the building. The function of an emergency exit rim device (crash bar or panic bar) will permit escape through a fire door, however it must re-latch once released. (A fire door must not be "dogged" to disable its latch.)
They also plan to add exterior lighting to the church property, according to city documents. Wednesday’s Historic District Commission meeting is scheduled to begin at 6:30 p.m. and will be held ...
The porch at St Wulfram's Church, Grantham, like many others of the period, has a room above the porch. It once provided lodging for the priest, but now houses the Francis Trigge Chained Library. Such a room is sometimes called a parvise [4] which spelt as parvis normally means an open space or colonnade in front of a church entrance.
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