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Venues Now: Why an Iconic Roof Designed for the 1962 World’s Fair Tops the NHL’s Newest Arena

October 21, 2021
Climate Pledge Arena in Seattle. Thornton Tomasetti
Climate Pledge Arena in Seattle. Thornton Tomasetti
The 800,000-square-foot, below-grade venue will hold more than 17,000 fans for hockey, basketball, concerts and other events. Thornton Tomasetti
Climate Pledge Arena in Seattle. Thornton Tomasetti
Center shoring tower as part of the temporary roof shoring system. Thornton Tomasetti

Seattle’s new Climate Pledge Arena is a unique blend of the historic and state-of-the-art. To retain the former KeyArena’s landmarked roof and exterior façade, the project team had to support the 22,000-ton roof while the demolition of the existing structure and excavation and construction of the new seating bowl went on below. Managing Principal Steve Hofmeister and Principal Shawn Leary talk about the engineering challenges in this VenuesNow article.

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