In relation to the latter, the Court agreed and accepted that “at the level at which GFA is measured [i.e. 1.4m above a floor], stairs and lift wells appear as voids, or part voids, and do not constitute floor area that is available to be stood upon or counted” (Connoisseur Investments at [86]).

Similarly, Does floor area include stairs?

What is included in gross floor area? This consists of the lobbies, area for tenants and common area, mechanical equipment areas, staircase, basement, laundry, storage rooms, restrooms and atriums.

Additionally, Does gross internal floor area include stairs? Gross Internal Floor Area is the area of a building measured to the internal face of the perimeter walls at each floor level, which includes: Areas occupied by internal walls and partitions. Columns, piers chimney breasts, stairwells, lift-wells, other internal projections, vertical ducts, and the like.

Are stairwells included in gross floor area?

Stairs may be included (the area of treads and landings). However, if the opening in the floor is oversized (larger than the actual area of the stairs), that extra open area (outside the limits of the treads and landings) must be deducted from the floor area calculation.

What is included in floor area?


Floor area is deemed to include:

  • The actual floor space of all habitable rooms on all levels and mezzanines, interior balconies, lofts, and closets;
  • Restrooms, lounges, lobbies, kitchens, storage areas, and interior hallways and corridors;
  • Portions of basements that meet Building Code requirements for habitable space;

What are included in floor area?


Floor area is deemed to include:

  • The actual floor space of all habitable rooms on all levels and mezzanines, interior balconies, lofts, and closets;
  • Restrooms, lounges, lobbies, kitchens, storage areas, and interior hallways and corridors;
  • Portions of basements that meet Building Code requirements for habitable space;

What is included in floor area ratio?

Floor area ratio (FAR) is the measurement of a building’s floor area in relation to the size of the lot/parcel that the building is located on. FAR is expressed as a decimal number, and is derived by dividing the total area of the building by the total area of the parcel (building area ÷ lot area).

Is staircase included in plinth area?

The following is not to be included in the calculation of plinth area: Additional floor for seating in assembly buildings, theatres, auditoriums. … Terrace at first floor. Spiral staircase including landing.

What is included in gross internal area?


Any area with a ceiling height of less than 1.5m

(except under stairways). Any area under the control of service or other external authorities.




And that:

  • The GIFA excludes the thickness of perimeter walls, but includes the thickness of all internal walls. …
  • Areas of open ground floors and the like should be excluded.

How do you calculate gross internal floor area?

What is gross internal area? To calculate the gross internal area of a property, measurements are taken on each floor level, up to the internal perimeter walls. This can include: Areas occupied by internal walls and partitions.

What is not included in net internal area?

Net internal area excludes: Internal structural walls. Walls (whether structural or not) enclosing excluded areas. Piers, columns, chimney breasts, ducts and other projections.

What does gross floor area include?

any space used for the loading or unloading of goods (including access to it) and terraces and balconies with outer walls less than 1.4 metres high and voids above a floor at the level of a storey or storey above.

What is excluded from gross floor area?

Storage and vehicular access, loading areas, garbage and services are only to be excluded from the GFA calculation where they are provided in a basement arrangement. When calculating GFA for individual dwellings, vertical circulation is included as part of one of the floor level areas.

What is not included in gross floor area?

Excludes non-enclosed (or non-enclosable) roofed-over areas, such as exterior covered walkways, porches, terraces or steps, roof overhangs, and similar features. Excludes air shafts, pipe trenches, chimneys and floor area dedicated to the parking and circulation of motor vehicles.

How is floor area calculated?

(a) General: (i) the total floor area of a building shall be the sum of the floor areas in all floors, including basement floors if any; (iv) open platforms and terraces at ground floor and porches shall not be included in the floor area. …

How do you calculate floor area?

Multiply the length and the width to get the main area’s measurement. Use a calculator to ensure this measurement is accurate. For instance, if the room is 12 feet wide and 12 feet long, the area of the floor is 144 square feet. Your result is the measurement of the total floor area.

How is floor area measured?

If your room is square or rectangular (as above), calculating the floor area is very simple. Measure the width (A) and the length (B) of the room and multiply the two measurements together. For example the room above is 4.25m x 5.25m = 22.31m2.

How do I calculate floor area?

If your room is square or rectangular (as above), calculating the floor area is very simple. Measure the width (A) and the length (B) of the room and multiply the two measurements together. For example the room above is 4.25m x 5.25m = 22.31m2.

Does floor area include wall?

Gross floor area (GFA) in real estate is the total floor area inside the building envelope, including the external walls, and excluding the roof.

How is FSR calculated?

FSR is calculated by dividing the total floor area of a building by the total area of the land, (or site area).

Which of the following is not included in floor area?

1. Sills of doors and openings are not included in the floor area of the building. 2. Area occupied by walls, pillars and any other intermediate support.

What does plinth area include?

Plinth Area means the built up covered area measured at the floor level of the basement or of any storey including balconies but excluding ducts/ services and lift shaft (except in the lowermost floor of lift shaft) and open cut-out areas.

Which area is not included in plinth area?

1) Area of the wall at the floor level, excluding plinth offsets. 2) Areas of the internal shaft for sanitary installations and garbage chute, electrical, telecom and firefighting services.

Which of the following is included in plinth area?

Plinth area is the covered built-up area measured at the floor level of any storey or at the floor level of the basement. Following areas are included during measurement of plinth area: 1) Area of the wall at the floor level, excluding plinth offsets.