What Does Floor Area Ratio Mean

Let s learn the concept of building coverage ratio or floor area ratio to understand how.

What does floor area ratio mean.

The floor area ratio also known as the floor space ratio fsr or the floor space index fsi depicts the relationship between the total usable floor space in a building and the total area of the plot on which the building is constructed. Sometimes called far perhaps the best way to define an far is to give an example. A floor area ratio of 1 0 means that floor area may equal lot area. Floor area ratio is a formula for calculating the zoning square footage for a property development with regards to zoning regulations.

Gross floor area gfa in real estate is the total floor area inside the building envelope including the external walls and excluding the roof. And far 0 5 that it may be no more than half the lot area. As a formula far gross floor area area of the plot. Gross floor area g floor area of 1st story floor area of 2nd story for all floors above the ground step 4.

Gross floor area is the sum of the floor area of each story. Floor area ratio far g b. Far 5 0 means that the floor area may be up to five times as large as the lot area. This video explains wh.

An far of 1 0 means that the developer is allowed to build the equivalent of a one story building over her entire lot or a 2 story over half the lot. What is floor area ratio calculation formula. The floor area ratio far or floor space ratio fsr denotes the maximum floor space that can be constructed on a given piece of land. 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.

It is often used as one of the regulations in city planning along with the building to land ratio. Divide the gross floor area by the buildable land area. Adding to this confusion is the practice among some developers to use gross leasable area gla and gfa interchangeably or to use. In practice this ratio is constant for a zone.

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. Calculate the floor area ratio. What does far signify. Definitions of gfa including which areas are to be counted towards it and which areas aren t vary around the world.

The floor area ratio far is the ratio of a building s gross floor area to the total area of the land upon which it is constructed. In other words it is a ratio between a building s total constructed floor area and the land area.