Glossary of Square Footage Terms. Return to Training and Support. Here are definitions of 2. Varying standards use different rules for classifying space and for determining the boundaries of each class of space. Therefore, measurements performed under different standards will yield different figures. Please refer to individual published standards for specifics. Accuracy. The degree of conformity of a measured or calculated quantity to its actual, absolute value.

In building area measurement it is the degree of conformity of a floor area measurement to the actual floor area. See also Precision, Tolerance and Variance. A square mile contains 6. Changes made by addenda may be reflected in record drawings. Unless a Tolerance is explicitly indicated, . In parts of Canada this level of accuracy is statutorily defined as plus- or- minus 2. Many of the standard estimating references employ this measure of floor area.

Al Shirawi’s progression in becoming a fully-fledged Facilities Management service provider has been achieved over 35 years of strategic planning and development. Retrouvez toutes les discothèque Marseille et se retrouver dans les plus grandes soirées en discothèque à Marseille. Glossary of Square Footage Terms. Return to Training and Support. Here are definitions of 250 terms used (and misused) in the measurement of floor area in buildings.

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A perfect set of as- built drawings is generally infeasible due to the cost of documentation. See Record Drawings. An intermediary figure not directly used in leasing. Ways to introduce bias into field measurements include not measuring horizontally and allowing measuring tapes to sag excessively.

Those who are focused on the interests of a landlord or tenant can be biased in their application of a measurement standard, which can lead to a measurement dispute. See the GSA BIM Guide. BIMBuilding Information Modeling, an enhancement to CAD that allows the construction of a virtual building in a computer. When complete, the computer is aware of the characteristics of the virtual building including its Usable and Rentable Areas. Their URL is www.

It is clearer to refer to the BOMA Office Standard or the BOMA Industrial Standard, and clearer yet to specify the publication year. The Office Standard in particular has been modified and re- published many times and is likely that the Industrial Standard will be also. Areas of the building not provided with surrounding walls shall be included in the building area if such areas are included within the horizontal projection of the roof or floor above. In most jurisdictions, building codes require a Certificate of Occupancy, or CO, before a building can be legally occupied.

Although one would think that all rented space meets the requirements of building codes for occupancy, there are no such requirements in any current major measurement standard. The usual example is the first floor building entry lobby. It may include additionally spaces like the building engineer. See individual measurement standards for definitions. See also Core Space. Non- structural protrusions, including eaves, cornices, canopies, awnings, sills, ledges, casing, wainscoting, gutters, downspouts, signs, shutters, attached electrical or mechanical systems or decorative projections, are ignored. In real estate, it is also an acronym that stands for Cash Available for Distribution.

Most CAFM packages focus more on non- graphic aspects of facility management. A measuring tape that has been used a lot or damaged should be calibrated against a new one or by a laboratory that is certified by the NIST. Lasers and other DME come with manufacturer.

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An example might be a HVAC plant that heats and cools all buildings, or a cafeteria or auditorium shared by occupants of a group of buildings. It is also referred to as a Site R/U Ratio or Multi- building R/U Ratio. This can be a more accurate way of measuring area than by Pacing but generally not accurate enough to be used for leasing or appraisal. A measurement or area calculation that is certified is presumably more reliable than one that is not, depending on the credentials of the entity that provides the certification. For design professionals, certification gives rise to contractual liability that is not covered by standard E& O insurance policies. Change orders may have an impact on floor area measurements and are sometimes reflected in record drawings when the contractor produces them.

It is applied to Assignable Area to calculate required Usable Area. Care must be taken in application of a Circulation Factor. For example, if the Circulation Factor is 2. Assignable Area by 1. Instead, divide it by 0. Rule: divide by the compliment). Circulation may be classified as either primary, secondary or tertiary, and it may be fully enclosed as in a corridor, or unenclosed, as in a phantom corridor (a term coined by Willie Pena).

May or may not have any relationship to other measures of floor area used in leasing. A steel building 2. Fahrenheit than it is at 3. A steel measuring tape likewise changes length with temperature change, but distance measured by a LDM does not. It is usually classified as either Building Common Area or Floor Common Area. Limited Common area is also seen in certain building designs, and Campus Common area can exist within a group of related buildings.

Appraisers and attorneys may apply this term to parking lots, exterior plazas, sidewalks, and the like, but its use in the context of building measurement applies only to fully enclosed space. A space cannot be counted as both Common Area and Usable Area. This may include exterior elements in addition to enclosed spaces, and encompasses both General Common Elements and Limited Common elements. See also Declaration. Condominium ownership can apply to both residential and non- residential uses. Unit boundaries in residential condos are often defined by state statute.

See also Common Interest Community. It was replaced in the 1. BOMA Standard by the term Gross Building Area. See also Architectural Area. They are sometimes referred to as CDs, but so are Construction Drawings. Does not include RFIs or Change Orders. Separate contractual liability coverage is often required to cover certification of area calculations.

The term was discontinued in ANSI/BOMA Z6. Lost In Reality Dizzy Download Google. Core space includes fire stairs, elevator shafts, toilets, janitor. Core space may be aggregated in a .

Buildings with defined core areas may have space within the core area that is usable for tenant storage, communications equipment, work rooms and the like. Elevator lobbies are generally considered usable area for full- floor tenants. Cubic footage is important in HVAC system design and warehouse buildings but is generally not used in real estate. However, it has recently been seen along with price per cubic foot in listings for some high- end residential condos in New York and London. A data tag might include the space ID (SPID), square footage, space type and occupant information. The Map must be stamped by a licensed land surveyor in most states, although some states permit a map to be stamped by a licensed architect. The demising line may be located on either face, the centerline, or in some other location (like Dominant Portion) within the wall, depending upon wall location, measurement methodology or standard cited.

The measure of square footage is usually Usable Square Feet, but is occasionally Rentable Square Feet. You don't know until you ask. They publish a floor measurement standard DIN 2. Germany. See also LDM.

See individual standards for detailed definitions. Rental efficiencies of tall office buildings have in creased over time from 6.

Empire State Building, (New York City, 1. Republic Plaza, (Denver, 1.

Industrial and retail buildings often have rental efficiencies of 1. Gross area. Planning efficiencies vary depending on whether a floor is constructed for a single or multiple occupants. See definition of Tare Area. It is often referred to as E& O insurance, professional liability or malpractice insurance and is highly recommended for design professionals who do floor area measurements that are the basis for commercial transactions.

Examples include window sills, columns, wall- mounted heating & cooling units and low headroom conditions under pipes, ducts or structure. Encroachments are not measured by some property management standards (BOMA, REBNY) but may be under facility management standards (like IFMA).

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