Wall To Floor Ratio Calculation

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

Wall to floor ratio calculation.

The wall to floor ratio of a building is calculated by dividing the external wall area by the gross internal floor area. A reasonable ratio on central london offices is considered to be in the order of 0 40 with 0 35 and below being regarded as very efficient and significant. The floor area ratio accounts for the entire floor area of a building not simply the building s footprint. Floor area ratio or far is a critical decisive element for the legal construction of any residential or non residential building.

What is wall to floor ratio. It is often used as one of the regulations in city planning along with the building to land 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. Excluded from the square footage calculation are unoccupied areas such as basements.

This indicates the proportion of external wall required to enclose a given floor area. In this article wealthhow tells you how to calculate floor area ratio and equips you with a calculator for the same purpose. 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. The smaller the ratio the more floorspace is created which in financial terms for a client would be rentable areas building aplan area 35m x 35mheight 35mstorey height 3 5mbuilding bplan area 22 5m.

It is a tool used by the planning body of any city or town to identify densely constructed areas from the others.