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Steel Joist Institute Of North America

Florence, SC

About The Steel Joist Institute

SJI-logoThe Steel Joist Institute, a nonprofit organization of active joist manufacturers and other individuals and entities connected to the industry, was founded in 1928 to address the lack of uniform joist standards within the industry. In addition to setting standards and developing regulations for the steel joist industry, the Institute invests in ongoing research and offers a complete library of training and research aids. The Institute also holds professional development seminars, provides technical information and promotes the use of steel joists through a national communications program. For more information, visit

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