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Summary: Building dictionary to explain building jargon and terminology from A - Z.
Precast
(1) A concrete member that is cast and cured in other than its final position. (2) The process of placing and finishing precast concrete.
Precast concrete
Concrete structural components, such as piles, wall panels and beams, fabricated at a location other than in-place.
Precut
A timber item, usually a stud, that is cut to a precise length at the time of manufacture, so that it may be used in construction without further trimming at the job site.
Predesign services
Services provided by the design professional which precede customary services. Predesign services include assistance of the owner in establishing the program, schedule, budget, and project limitations. See also programming phase.
Predrilled
timber, such as roof decking, that has been drilled at the mill to accommodate bolts or other hardware.
Prefabricate
To fabricate units or components at a mill or plant for assembly at another location.
Prefabricated construction
A construction method that uses standard prefabricated units that are assembled at a site along with site fabrication of some minor parts.
Prefabricated wall
See demountable partition
Prefilled
A particleboard panel whose surface has been made smooth by the application of a solvent-based filler before being shipped. Such panels have decorative overlays or laminates applied to them.
Prefilter
In an air-conditioning system, a filter placed before the main filter(s). A prefilter is coarser and is used to remove larger particles.
Prefinished
timber, plywood, moulding, or other wood products with a finish coating of paint, stain, vinyl, or other material applied before it is taken to the job site.
Prefinished door
A standard-sized door with both faces factory-finished and cuts and recesses provided for hardware.
Preframed
A construction term for wall, floor, or roof components assembled at a factory.
Prehung door
A packaged unit consisting of a finished door on a frame with all necessary hardware and trim.
Preliminaries
Usually include overhead items and equipment rentals.
Preliminary drawings
Drawings prepared in the early phase of building design. See also schematic design phase and design development phase.
Preliminary estimate
A rough estimate made in an early stage of the design work, prior to receipt of firm tender prices.
Premium grade
A general term describing the quality of one item as superior to another.
Preplaced-aggregate concrete
See concrete; preplaced-aggregate.
Prequalification of tenderers
The investigation and subsequent approval of prospective bidders' qualifications, experience, availability, and capability regarding a project.
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