Setting Standards.
Advancing Designs.

Featured Resources

Webinar: Part 2: Evaluation and Modification of Open Web Steel Joists and Joist Girders

Join SJI for our live webinar on Wednesday, November 20, 1:00-2:30 p.m. ET.

Steel Joist Institute Names Prestigious 2024 Golden Joist Award Recipient

SJI presented James M. Fisher, Ph.D., P.E, Dist.M.ASCE, the Golden Joist Award during their annual Spring Board of Directors Meeting in Sea Island, Georgia. The award is the highest recognition given by SJI, with only 13 awarded in the nearly 100-year history of the organization..

NEW | Floor Bay Comparison Tool – With Vibration

SJI’s design tool helps the SER compare weights, costs, and floor depths for selected bay sizes and framing setups. It offers composite and non-composite designs for open web steel joists, wide flange beams, and girders, though only non-composite joist girders are currently available.

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

Commercial

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.