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Modern Steel Construction: Inside Job

April 06, 2021
Climate Pledge Arena in Seattle. Thornton Tomasetti

While it may look familiar from the outside, step through the doors of Seattle, Washington’s Climate Pledge Arena and it’s an entirely new state-of-the-art sports and entertainment venue. A renovation and expansion of the former Key Arena required the demolition of the existing structure while leaving its landmark roof and façade intact. Senior Principal Darren Hartman and Associate Principals Matthew Farber and Shawn Leary write about how Thornton Tomasetti worked with architect Populous, construction manager Mortenson and owner Oak View Group to address the project’s many challenges–including shoring the 22,000-ton roof—in this month’s cover story of Modern Steel Construction magazine.

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