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Summary: Building dictionary to explain building jargon and terminology from A - Z.
Form oil
Oil applied to the interior surface of formwork to promote easy release from the concrete when forms are removed.
Form ply
Plywood commonly used for constructing forms.
Form release agent
See release agent
Form scabbing
The inadvertent removal of the surface of concrete as a result of adhesion to the form.
Form spreader
See spreader
Form stop
A timber piece used in concrete work');">formwork to regulate or limit the flow of concrete at the end of a work day. Also used to create drops and special openings.
Form stripping agent
See release agent
Form tie
A tensile unit adapted to prevent concrete forms from spreading due to the fluid pressure of freshly placed, unhardened concrete.
Format
In construction, the standard arrangement of a project manual as set by the A.I.A. with bidding information, contract forms, conditions of the contract, and 16 subdivisions of specifications.
Formed plywood
Curved plywood, prepared by a special pressing technique using rigid forming dies. See also molded plywood.
Formica(r)
The trade name for high-pressure laminated plastic material used where heat, chemical and water-resistant surfaces are needed; for example, for wall coverings, as veneer for plywood panels, and for kitchen and bath cabinet and counter tops.
Forming
A process of shaping metal by a mechanical process other than machining, forging, or casting.
Formwork
The total system of support for freshly placed concrete, including the mould or sheathing which contacts the concrete, as well as all supporting members, hardware and necessary bracing. See also form.
Foundation
The entire masonry substructure below the first floor or frame of a building, including the footing upon which the building rests.
Foundation bolt
See anchor bolt
Foundation drainage tile
Tile or piping, either porous or set with open joints, used to collect subsurface water or for the dispersion of effluent.
Foundation engineering
The category of engineering concerned with evaluating the ability of a locus to support a given structural load, and with designing the substructure or transition member needed to support the construction.
Foundation vent
Vent openings in a foundation wall that allow for exchange of air and reduce moisture.
Foundation wall
That part of the foundation of a building forming a retaining wall for the portion of the building that is below grade.
Four-way switch
A switch used in a wiring layout to allow a circuit to be turned on or off from more than two places. Two three-way switches are used, and the remainder are four-way.
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