Architectural and Engineering Glossary
W
A chemical used to prevent or retard the decay of wood,esp.by fungi or insects;widely used preservatives include creosote,pitch,sodium fluoride,and tar;esp.used on wood having contact with the ground.
Same as rasp.
See roll,
See rosin.
A helically threaded metal fastener having a pointed end;forms its own mating thread when driven into wood or other resilient materials.
A thin roofing unit of wood,usually cut from green wood and then kiln-dried,either split along the grain or cut to stock lengths,widths,and thicknesses;used as an exterior covering on sloping roofs and on side walls and applied in an overlapping fashion.Also see shingle.
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See sill.
A wood ground.
A metal piece or clip which is attached to the inside of a doorframe and secures the frame to a wood stud partition.
1.See fire-retardant wood.2.Treatment with a wood preservative.
See turning.
A turpentine made by the distillation of sawdust,wood chips,and waste wood;except for its characteristic odor,it differs little from true turpentine.
Same as veneer.
A wood or wood-clad frame,with or without a ventilating sash,which accommodates glazing.
A concrete mixture using sawdust and small chips of wood as the aggregate;finished as a relatively smooth surface without visible voids.
Thermal insulation made from wood fibers.
A slab composed of a mixture of excelsior and cement which is not tightly compacted;used as a base for plaster,where good thermal insulation is required.
A mill-mixed gypsum plaster containing wood fiber;used neat or with one part of sand to one part of plaster,by weight,for greater strength.
Building construction in which exterior walls,load-bearing walls and partitions, floor and roof constructions,and their supports,are all built of wood.See balloon framing,iron framing,platform framing,post-and-beam framing,post-and-girt framing,western framing;also see timber framed building,timber-framed house.Compare with steel frame construction.
A simulated wood-grainpattern,applied with patterned rolls to various wood-base substrates,such as hardboard and low grade plywood.
See excelsior.
A rigid composition board,fabricated of excelsior (wood-wool) and cement.
Same as false woodgraining.
A tract of land dominated by trees but often containing shrubs and other vegetation as well.
Work produced by the carpenter’s and joiner’s art,generally applied to parts of objects or structures in wood rather than the complete structure.
A vise,at the front edge of a workbench,for holding a piece of wood while it is being worked on;has jaws which are flush with the bench surface.
The condition on the surface of a timber resulting from a cutting operation in which the wood fibers have been pulled to the surface instead of being cut cleanly.
British term for factory.
In carpentry,the first edge to be planed smooth;the edge from which other edges are measured or trued.
In carpentry,the first end to be planed smooth.
In car pentry,the first surface to be planed smooth;the surface from which the others are measured or trued.
In the theater,a light used to provide illumination for rehearsing,scene shifting,or other work onstage or backstage.
See notice to proceed.
That part of the usable floor area of a building that is intended for an individual or group of people to work in.
The plane at which work is usually done,at which the illumination is specified and measured;usually assumed to be a horizontal plane about 30 in.(76 cm) above the floor.
A space in a building,all or part of a work place,where an assigned task is performed;such spaces are often created by parti- tions or by the arrangement of furniture or equipment on the floor.
1.That property of freshly mixed concrete,plaster,or mortar which determines the ease and homogeneity with which it can be mixed,applied,compacted,spread,or finished;placeability.2.The degree of ease of cutting and quality of cut that can be obtained in various woods with hand tools or machines.
Lumber that,in addition to being dressed,has been matched,shiplapped,or patterned.
A hoisting and lowering mechanism equipped with a platform that moves in guides in a substantially vertical direction;used primarily for raising and lowering workers to various working levels when a building is under construction.
1.An institution for confining individuals sentenced to terms usually less than one year.2.(Brit.) A poorhouse.
The alternate swelling and shrinking in seasoned wood,resulting from moisture content changes that occur with changes in relative humidity of the surrounding air;also called movement.
Drawings,intended for use by a contractor,subcontractor,or fabricator,which form part of the contract documents for a building project;contain the necessary information to manufacture or erect an object or structure.
See work edge.
See work face.
The period of time during which a liquid resin or adhesive,after mixing with catalyst,solvent,or other ingredients,remains usable;pot life.
The load,1 which a structure is expected to sustain and for which it is designed;cannot exceed the allowable load.
On a construction drawing,a point which is designated as a reference for other points.
See fly rail.
A partially enclosed portion of an assembly room or building,cut off from the audience section by a proscenium wall,and which is equipped with scenery loft,gridiron,fly gallery,and lighting equipment;the minimum depth from the proscenium curtain to the back wall may be specified by code.
The maximum permissible stressunder actual working conditions.