Setting Standards.
Advancing Designs.

Featured Resources

Webinar: Connecting the Load Path: Diaphragms Are More Than Just Deck and Fasteners

Join SJI for our live webinar on Wednesday, July 17, 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..

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.