Internal Floor Area

According to elemental standard form of cost analysis principles instructions elements and definitions 4th nrm edition written by rics in 2012 and published by bcis gifa includes.

Internal floor area. Example 7metres x 5metres total 35m2 sq metres x 2 70m2 then do the same for loft if needed. Areas occupied by internal walls and partitions. The area open area under the floor and between the cross members typically has about six inches of vertical free space above ground level which is where you can run utilities.

Answered 17th mar 2011. In general terms this is the total area enclosed by the external walls of a building measured to the internal face of those walls and taking into account every floor in the building. Gross internal area is the area of a building measured to the internal face of the perimeter walls at each floor level fairly straight forward but lets start with defining what the internal face is.

Hi measure the length of the house multiply by the width this will give you the square metridge of the area then multiply by 2. The rules of measurement of gross internal floor area are defined in the latest edition of the rics code of measuring practice. This is comprehensively defined by the royal institute of chartered surveyors.

The ways of defining floor area depend on what factors of the building should or should not be included such as external walls internal walls corridors lift shafts stairs etc. The spacing of cross members is also affected by the presence of forklift pockets and the gooseneck tunnel. Use this calculator to work out the floor area of a room if you re room is rectangular then simply enter the width and depth of the room and the unit of measure and the resulting floor area of the room will be calculated in several different units of measure both metric and imperial useful if you are meauring the room in one unit but for example the.