New Millennium Building Systems
Long Span Gymnasium

October 23, 2025

Composite joist and deck provide safety and versatility for storm shelter design

Storm shelters are necessities that can account for 10 to 20 percent of a project’s budget. Composite joist and deck solutions can turn these structures into cost-effective multipurpose facilities.
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Expand your knowledge of structural steel building systems.

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Load tables

Download our steel joists and steel deck load tables.

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RFI Risks

Erase RFI risks

Avoid common problems in steel deck and joist design.

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