Setting Standards.
Advancing Designs.

Your Resource for Steel Joist Construction

Search through our numerous resources written by SJI members and academic researchers, which include publications, design tools, webinars, technical papers and articles related to the design, manufacture and behavior of steel joists and joist girders.

Featured Resources

FREE Webinar: Wind Uplift Design for Steel Joist and Steel Deck Roofs

Join SJI for our live webinar on Wednesday, March 27, 1:00-2:30 p.m. ET

A Look Forward With Charlie Carter, President of AISC

Read the recent SJI article from our interview with Charlie Carter, current president of the American Institute of Steel Construction. Our discussion includes challenges, opportunities and bright spots in the building and steel industries and what he foresees for both.

Steel Joist Uplift Analysis Tool

SJI’s new uplift tool assists the structural engineer with evaluating open web steel joists for uplift. It considers uniform net uplift on symmetrical joists with Warren or modified Warren configurations. It is not to be used for joist girders.

Identify Existing Joists

Need help identifying existing joists in a building structure? SJI will review our extensive files to find joists similar to those you have located in an older building..

Featured Projects

Seaport Office Building

Commercial, Office

The Class A Office building in Boston, MA was completed in 2018 and features a total of 400,000 sq ft. The building is a Green Building LEED Certified Platinum featuring 17 floors with retail space on the 1st and 2nd floors.

Child Care Center


The 50,000sf ESPN Child Care Center achieves a minimum LEED Silver Certification with strategies including use of local, natural materials, appropriate building orientation and lots of daylighting and views.

Steel & Stainless Steel Process Facility

Industrial, Manufacturing Buildings

One of the most interesting facts of the project was the sheer size. Steel tonnage totals are as follows: Roof Joists = 1,227 tons; joist girders = 2,668 tons; wall joist = 1,045 tons; and joist bridging = 540 tons.