Term:Joist
ยซ Back to Glossary IndexA length of timber or steel supporting part of the structure of a building, typically arranged in parallel series to support a floor or ceiling and perpendicular to a beam.
Merriam-Webster Online Dictionary
joist (noun) any of the small timbers or metal beams ranged parallel from wall to wall in a structure to support a floor or ceiling
Categories: Division 05 - Metals, Division 06 - Millwork