Measuring Gross Internal Floor Area Rics

What does gia include.

Measuring gross internal floor area rics. Net internal area nia. This is subject to the following exceptions. The area of a building measured to the internal face of the perimeter walls at each floor level. Order of cost estimating and cost planning for capital building works the rics new rules of measurement nrm is a suite of documents issued by the rics quantity surveying and construction professional group.

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. The rules of measurement of gross internal floor area are defined in the latest edition of the rics code of measuring practice according to elemental standard form of cost analysis principles instructions elements and definitions 4th edition written by rics in 2012 and published by bcis gifa includes. The rules have been written to provide a standard set of measurement rules that are understandable by. Gross internal area gia.

Columns piers chimney breasts stairwells lift wells other internal projections vertical ducts and the like. Gross internal area broadly speaking the whole enclosed area of a building within the external walls taking each floor into account and excluding the thickness of the external walls. Gross floor area gfa designing buildings wiki share your construction industry knowledge. Gia is the measure normally.

Gross external area and gross internal area areas with a headroom of less than 1 5m are excluded rather than included. Net internal area is used for the measurement of industrial. The bases of value contained with the code of measuring practice 6th edition applies to all building classes except offices and residential buildings. The useable area within a building measured to the internal face of the perimeter walls at each floor level.

Gross external area gea. Gross internal area is a basis of measurement for the calculation of service charges for apportionment of occupiers liabilities. Adopted the rics code as its basis for measuring property both for rating and council tax. However the application of the professional statement contained within rics property measurement 2nd edition equally applies to building classes.

Gross internal area gia. Gross external area is the area of a building measured externally at each floor level. The area of building measured externally at each floor level. A modified version of gross internal area is an accepted basis of measurement for the valuation and marketing of residential dwellings particularly in new developments see nsa below.

How to measure a floor plan to rics guidelines gross external area gea.