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  2. Fire escape - Wikipedia

    en.wikipedia.org/wiki/Fire_escape

    As many fire escapes were built before the advent of electronic fire alarms, fire escapes in older buildings have often needed to be retrofitted with alarms for this purpose. An alternative form of rapid-exit fire escape developed in the early 1900s was a long canvas tube suspended below a large funnel outside the window of a tall building.

  3. Emergency exit - Wikipedia

    en.wikipedia.org/wiki/Emergency_exit

    A fire escape is a type of external emergency exit. Local building codes or building regulations often dictate the number of fire exits required for a building of a given size, including the number of stairwells. For any buildings bigger than a private house, modern codes invariably specify at least two sets of stairs, completely isolated from ...

  4. Stairs - Wikipedia

    en.wikipedia.org/wiki/Stairs

    The dimensions of a stair, in particular the rise height and going of the steps, should remain the same along the stairs. [15] The following stair dimensions are important: The rise height or rise of each step is measured from the top of one tread to the next. It is not the physical height of the riser; the latter excludes the thickness of the ...

  5. Area of refuge - Wikipedia

    en.wikipedia.org/wiki/Area_of_refuge

    An area of refuge or safe room [1] is a place in a building designed to hold occupants during a fire or other emergency when evacuation may not be safe or possible. Occupants can wait there until rescued or relieved by firefighters .

  6. Floor area - Wikipedia

    en.wikipedia.org/wiki/Floor_area

    Hong Kong law Chapter 123F, Building (Planning) Regulations, Regulation 23 sect 3 sub-paragraph (a) defined that: Subject to sub-paragraph (b), for the purposes of regulations 19, 20, 21 and 22, the gross floor area of a building shall be the area contained within the external walls of the building measured at each floor level (including any floor below the level of the ground), together with ...

  7. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  8. Handrail - Wikipedia

    en.wikipedia.org/wiki/Handrail

    The distance between the wall and handrail gripping surface is also governed by local code with the most common requirement being 1 + 1 ⁄ 2 inches (38 mm) minimum. The National Fire Protection Agency (NFPA) and the Occupational Safety and Health Administration (OSHA) require that the distance between the wall and handrail be a minimum of 2 ...

  9. Floor plan - Wikipedia

    en.wikipedia.org/wiki/Floor_plan

    Floor plans use standard symbols to indicate features such as doors. This symbol shows the location of the door in a wall and which way the door opens. A floor plan is not a top view or bird's-eye view; it is a measured drawing to scale of the layout of a floor in a building.