Lot Area And Floor Area Meaning

A floor area ratio of 1 0 means that floor area may equal lot area.

Lot area and floor area meaning.

A building s construction floor area is important for not only controlling costs but also for designing standard fixtures and other physical properties found in most residential and commercial structures. Lot area means the total horizontal area within the lot line of a lot and in the case of a corner lot having street lines rounding at the corner with a radius of 6 m 19 7 ft or less the lot area of such lot is to be calculated as if the lot lines were projected to their point of intersection. Though a floor area ratio affects volume shape and spacing of buildings on the land it does not determine a particular shape or spacing. Floor area means the area expressed in square feet or such other unit as the lessor may determine of all floors and mezzanines of all storeys in each interior leasable space in the building or any specified portion thereof calculated by measuring from the exterior surfaces of the exterior walls and of all walls adjoining common facilities from the centre line of party or demising walls.

The product of that equation represents the maximum amount of zoning floor area allowed on the property. 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. The floor area ratio is the principal bulk regulation controlling the size of buildings. Far 5 0 means that the floor area may be up to five times as large as the lot area.

Far is the ratio of total building floor area to the area of its zoning lot. For example on a 5 000 square foot lot with a 2 0 far you could construct a building with 10 000 square feet of total floor area the. And far 0 5 that it may be no more than half the lot area. Take the lot size and multiply it by the floor area ratio.

Construction floor area is used to measure and estimate costs related to the construction of a building. Each zoning district has an far which when multiplied by the lot area of the zoning lot produces the maximum amount of floor area allowable on that zoning lot.