www.wje.com Project Profile John Hancock Center Swing Stage Collapse Investigation Chicago, Illinois C L I E N T Crisham & Kubes, Ltd. S T R U C T U R E The John Hancock Center is a 100-story mixed-use building completed in 1969. The structure is steel framed with a distinctive exposed X-bracing system that resists lateral loads. The exterior facade consists of an anodized aluminum and glass curtain wall, with anodized

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