28   Perfect Ten: The 2023 IDEAS2 Awards
A concert venue that raises the roof, a 1950s Mies van der Rohe design built seven decades after its creation, an art museum whose structural form is itself a work of art, and more comprise the winners of this year’s AISC IDEAS2 Awards.

  • MacLac Building D (Rebirth of a Historic Paint Factory),
    San Francisco
  • The Eskenazi School of Art, Architecture + Design, Bloomington, Ind.
  • Orange County Museum of Art, Costa Mesa, Calif.
  • American Family Insurance Amphitheater, Milwaukee
  • Federal Reserve Building, Seattle
  • DFW High C Gates Demolition and Replacement – Core and Shell, Dallas
  • SoFi Stadium, Inglewood, Calif.
  • Climate Pledge Arena, Seattle
  • Moynihan Train Hall, New York
  • Michael and Quirsis Riney Primate Canopy Trails, St. Louis



16   Seismic Shift
By John Harris, SE, PE, PhD, and Conrad Paulson, SE, PE
Designers now have a new AISC specification focused on the seismic evaluation and retrofit of existing steel buildings.

Data Driven
20   Sustainability By the Numbers
By Brian Raff
The numbers say it all: Steel is part of the solution, not the problem.

Field Notes
22   Covering the Super Bowl(s)
Interview by Geoff Weisenberger
Mark Waggoner’s experience designing long-span steel roofs has led to his working on multiple massive stadiums, including several that have hosted the Super Bowl in recent years.

Business Issues
24   Gather and Grow
By Laurie Guest
Refill your team’s energy tank with these four steps.