How To Calculate Floor Efficiency Ratio

The terms can also refer to limits imposed on such a ratio through zoning.

How to calculate floor efficiency ratio.

Written as a formula far gross floor area area of the plot. An office building contains 200 000 square feet of space. 10 000 ft2 story 2 floor area 50 ft. Far gross floor area area of the plot far is used for developing the zoning codes by the government s planning department.

10 000 ft2 step 3. The floor area ratio accounts for the entire floor area of a building not simply the building s footprint. See also landlord efficiency. Gross floor area of all floors of the building area of the building lot far a higher ratio indicates a higher density environment.

The ratio of a building s or floor s net lettable area nla to its gross building or floor area gfa. It is often used as one of the regulations in city planning along with the building to land ratio. The remaining 135 000 square feet is the leasable area. The floor area ratio far also known as the plot ratio is a measure of the total permitted floor area of a building in relation to the total area of the lot or plot on which the building stands.

Another 5 000 square feet are taken up by the sales and management office. Of this amount 10 000 square feet are taken up by elevators and other physical plant equipment. Floor area ratio is the ratio of a building s total floor area to the size of the piece of land upon which it is built. Story 1 floor area 50 ft.

This can be expressed as 135 000 180 000 which equals to an efficiency ratio of 75. Determine the floor area of each story of the building. G 10 000 ft 2 10 000 ft2 20 000 ft step 4. The proportion of a building s area that is leasable space.

Calculate the floor area ratio. Determine the gross floor area of the building.