Recladding the Secretariat tower allowed designers to bring back the glazing’s original look while improving energy performance and security.

A renovated Brooklyn Navy Yard building becomes a new historical center with a digitally designed curtain wall that speaks to the evolving neighborhood’s maritime past.

A product of both historic loss and future goals for Lower Manhattan, the building’s structural steel frame maximizes safety, construction efficiency, and tenant experience.

An icon before it was ever built, the tower in Lower Manhattan is known throughout the world by a shimmering facade that protects those within even as it enhances the city around it.

PART ART MUSEUM, part reference library, the Brooklyn Botanical Garden (BBG) today holds over 10,000 taxa of plants and receives nearly 1 million visitors from around the world each year. Although officially founded in 1910, it was only on its centennial celebration that the garden broke ground on a visitor’s center for use in welcoming … Continued

Structural steel enables a 15-story tower to overhang a train tunnel.

A faceted façade, creative cantilever and tightly spaced top define the structural system of Manhattan’s new center of trade for diamonds, gems and jewelry.

A new teaching and research building creates a gateway to the school’s science campus with a flexible structural steel design that will accommodate future changes and a four-story atrium that creates informal gathering spaces for students. Location: 250 Bedford Park Blvd. W, Bronx, NY Owner: The City University of New York (CUNY), New York, NY Developer: Dormitory Authority of the State of New York (DASNY), New York, NY Architect: Perkins+Will, New York, NY Structural Engineer: Leslie E. Robertson Associates, New York, NY Mechanical Engineer: Syska Hennessy Group, New York, NY Construction Manager: Gilbane, New York, NY Structural Steel Fabricator: Metropolitan Steel Industries Inc., Sinking Spring, PA Structural Steel Erector: J.C. Steel Corporation, Bohemia, NY Metal Deck Erector: J.C. Steel Corporation, Bohemia, NY

Renovating and expanding “the world’s most famous arena” while it was still open and operating required close collaboration between everyone involved—and some creative engineering to add a new interior level for fans. Location: 4 Pennsylvania Plaza, New York, NY Owner: The Madison Square Garden Company, New York, NY Architect: Brisbin Brook Beynon, Ottawa, ON Structural Engineer: Severud Associates, New York, NY Mechanical Engineer: M-E Engineers, New York, NY Construction Manager: Turner Construction, New York, NY Curtain Wall Consultant: Israel Berger & Assoc. Inc., New York, NY Structural Steel Fabricator: Helmark Structural Steel Inc., Wilmington, DE Structural Steel Erectors: W&W Steel, LLC, Camden, NJ; Stonebridge Steel Erection Co., Inc., South Plainfield, NJ; Titan Erectors, Inc., Woodcliff Lake, NJ Miscellaneous Iron Fabricators and Erectors: Empire City Iron Works, Long Island City, NY; FMB Inc., Harrison, NJ Curtain Wall Erector: W&W Glass LLC, Nanuet, NY Metal Deck Erectors: W&W Steel, LLC, Camden, NJ; Stonebridge Steel Erection Co., Inc., South Plainfield, NJ; Titan Erectors, Inc., Woodcliff Lake, NJ

A new research tower on the Upper East Side medical campus of Weill Cornell Medical College reflects a rethinking of academic science, fostering new ideas in interdisciplinary research behind an advanced, high-functioning facade. Location: 413 East 69th Street, New York, NY Owner: Weill Cornell Medical College, New York, NY Architect: Ennead Architects, New York, NY Structural Engineer: Severud Associates, New York, NY Mechanical Engineer: Jaros Baum & Bolles, New York, NY Construction Manager: Tishman Construction, an AECOM Company, New York, NY Architectural Metal Fabricator and Erector: Coordinated Metals, Inc., Carlstadt, NJ Ornamental Metal Fabricator and Erector: Coordinated Metals, Inc., Carlstadt, NJ Curtain Wall Fabricator: Permasteelisa North America Corp., New York, NY Curtain Wall Erector: Tower Installation, Windsor, CT