The Hyatt Regency Disaster: How A Simple Engineering Mistake Took The Lives Of 114 People In 1981

Image: Connection details of a cross beam on the fourth-floor elevated walkway in the Hyatt Regency Crown Center in Kansas City, Missouri, United States. […] Image credit: DTR via Wikimedia Commons. Public Domain. Article by Stacy Fernandez. All That’s Interesting – June 30, 2026.

The walkway collapse at the Hyatt Regency in Kansas City, Missouri, in July 1981 was one of the deadliest structural failures in American history.

There’s a particular kind of horror in disasters caused by something small. Not a bomb, not a huge natural disaster, not overwhelming negligence, but a hasty decision with no follow-up from the experts who should have known better. […]

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Image: This photo shows a side view of a beam section from one of the collapsed walkways of the Kansas City Hyatt Regency. Image credit: DOC. NBS. – U.S. NARA / Wikimedia Commons. Public Domain.