Floor Area Vs Gross Floor Area

The area of a building can be measured in a number of different ways and it is very important to be clear about which measure is being used for example in property sales planning applications building regulations applications lease negotiations rating valuations and so on.

Floor area vs gross floor area.

Gross floor area is the total floor area contained within the building measured to the external face of the external walls. Construction floor area is the total space in a building including. What does gross floor area gfa and lettable floor space lfs mean. Note that the floor area also includes garage built.

The floor space fs of a building represents the size of the building such as gfa and lfs. Let s start at the beginning. Hong kong use an unique system where gross floor area include a sharepart of common spaces thus two blocks with identical apartment units but with different number of units per floor had different gross floor area stated for each apartment because in the block with fewer apartments per floor the common areas were divided to fewer apartments. 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.

To put it simply a floor area is the size of the indoors area inside the building walls and the lot area is the whole size of the lot i e. The floor area of a building or portion thereof not provided with surrounding exterior walls shall be the usable area under the horizontal projection of the roof or floor above. Floor areas in property development can often cause a fair bit of confusion when do you use gross internal area when does the net apply and what about gross external area. Floor area is expressed in square meters m.

Definitions of gfa including which areas are to be counted towards it and which areas aren t vary around the world. Including the yard up to the boundaries of the lot. You can think of the gross area as square footage where it represents the total square footage of the building. Gross floor area gfa designing buildings wiki share your construction industry knowledge.

The nen 2580 is the most accepted framework for this unit in the netherlands. Gross floor area gfa in real estate is the total floor area inside the building envelope including the external walls and excluding the roof. The main difference between gross area and floor area is that gross area may have an impact on loss estimates while touchstone does not currently use floor area in any loss calculations.