In general built up area is around 8 to 10 more than carpet area.
Covered floor area.
Japan has extensively adopted the floor area ratio in the zoning system since 1970.
Covered area is the actual area od any apartment.
The gross floor area is the total area of the covered floor space measured between the centre.
Examples that show how to calculate floor area ratio easily.
There s nothing more frustrating that an ugly floor ruining the entire look of a room and if you live in a rental or are on a tight budget ripping it out and laying down a new floor may not be.
Common exclusions to the total calculation of square footage for the purpose of floor area ratio far include unoccupied areas such as mechanical equipment floors basements stair towers elevator shafts and parking garages.
The gross measured area of a building is the total area of a building calculated on a floor by floor basis as measured to the dominant portion of an enclosing surface.
Floor area ratio or far is a critical decisive element for the legal construction of any residential or non residential building.
It does not include spaces outside the building enclosure.
Carpet area is the area calculated from wall to wall inside the house built up area is the carpet area area covered by thickness of walls balconies etc.
3 definition of gross floor area 3 1 all covered floor areas of a building except otherwise exempted and uncovered areas for commercial uses are deemed the gross floor area of the building for purposes of plot ratio control and development charge.