What Does Floor Area Ratio Mean

Index numbers are values expressed as a percentage of a single base figure.
What does floor area ratio mean. The most useful indicators seem to be the ratio of floor area in new housing compared with total floor area in the housing stock and net floor area per person discounting a core area kitchen bathroom entrance as well as variations of those indicators over time. The floor area ratio of the new factory was quite high since it spread the length of a football field and there were few other luxuries in the rather sparse building. The floor area ratio far 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. Adding to this confusion is the practice among some developers to use gross leasable area gla and gfa interchangeably or to use.
In commercial areas far should be at least 1 0. Far is an effective way to calculate the bulk or mass of building volume on a development. Floor area ratio far is the measurement of a building s floor area in relation to the size of the lot parcel that the building is located on. One important way to increase development densities is to increase the allowable floor area ratio far.
The gfa is simply 2 8 100 000 280 000 gross floor area. So the higher the number the more units that can be built on that piece of land. So the higher the number the more units that can be built on that piece of land. In quantitativer hinsicht sind dies vor allem.
Far gross floor area area of the plot floor area ratio is sometimes called floor space ratio. Floor area ratio far is the ratio of a building s total floor area gross floor area to the size of the piece of land upon which it is built. Definitions of gfa including which areas are to be counted towards it and which areas aren t vary around the world. Floor area ratio is sometimes called floor space ratio fsr floor space index fsi site ratio or plot ratio.
Far is a measure of how much square footage can be built on a given piece of land. Gross floor area gfa in real estate is the total floor area inside the building envelope including the external walls and excluding the roof. Thus an far of 1 5 is translated as an fsi of 150. In office industrial mixed use areas it should be at least 1 25 snohomish county wa.
The difference between far and fsi is that the first is a ratio while the latter is an index. In this article wealthhow tells you how to calculate floor area ratio and equips you with a calculator for the same purpose. It is a tool used by the planning body of any city or town to identify densely constructed areas from the others.