Main Floor Area And Ancillary Floor Area

The usable floor area of a building for the function intended which is based on the gross floor area gfa of the building minus one or more of the sub areas of the building.

Main floor area and ancillary floor area.

The floor area ratio is the relationship between the total amount of usable floor area that a building has or has been permitted to have and the total area of the lot on which the building stands. To put it simply a floor area is the size of the indoors area inside the building walls and the lot area is the whole size of the lot i e. The floor area of a building is the sum of the grass area of each floor of the building excluding mechanical space cellar space floor space in open balconies elevators or stair bulkheads and in most zoning districts floor space used for accessory parking that is located less than 23 feet above curb level. The floor area within the inside perimeter of the exterior walls of the building under consideration exclusive of vent shafts and courts without deduction for corridors stairways closets the.

28 the board voted 2 2 in favor of city building inspector damlier molina s interpretation that hotel room balconies facing baltimore avenue should be included in the gross floor area. The thickness of the exterior wall counts as part of the floor area. New york city zoning resolution. Gross floor area gfa in real estate is the total floor area inside the building envelope including the external walls and excluding the roof.

Main floor synonyms main floor pronunciation main floor translation english dictionary definition of main floor. In a high rise building counting that six eight or 12 inch. During a meeting sept. Floor area is the sum of the gross areas of the several floors of a building or buildings measured from the exterior faces of exterior walls or from the center lines of walls separating two buildings.

Scope nfa is any sub areas of the building that is derived from an extraction of one or more of the following areas form the gross floor area. Definitions of gfa including which areas are to be counted towards it and which areas aren t vary around the world. The floor of a building at or nearest ground level. Including the yard up to the boundaries of the lot.

An ancillary area of a building is an area that supports the function s of the primary areas that is it is not part of the primary purpose of the building but is required in order that the primary purpose can function. Ancillary area designing buildings wiki share your construction industry knowledge. As calculated the interpretation adds approximately 2 500 square feet of floor area to the equation related to floor to area ratio.