11 Terms
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Lumber
Timber after it has been sawed and split into planks or other smaller components that can be used as building material.
Industry: Building materials
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Lumber
Open grain
Building materials; Lumber
Common classification for woods with large vessels in the grain. Also known as coarse textured or coarse grained.
Overcut
Building materials; Lumber
An allowance added to the nominal dimension of an unseasoned board to compensate for shrinkage during drying.
Bridging
Building materials; Lumber
Bracing installed between floor joists to stiffen floor and distribute live loads. Also called cross-bridging.
Continuity strap
Building materials; Lumber
A piece of flat steel fixed over a butt joint between lumber beams to provide a continuous tension connection.
Nail laminated lumber
Building materials; Lumber
A built up product made of layers of laminations of wood, all with the grain laid parallel and nailed together
Boreal forest
Building materials; Lumber
The forest areas of the Northern North Temperate zone dominated by coniferous trees such as spruce, fir and pine.
Sound knot
Building materials; Lumber
A knot that is solid across its face, at least as hard as the surrounding wood, and shows no indication of decay.
