Collapse of the Kansas City Hyatt Regency Walkways

by Edward O. Pfrang, (F.ASCE), Chf.; Structures Div., National Bureau of Standards, U.S. Dept. of Commerce, Wash., D.C.,
Richard Marshall, (M.ASCE), Center for Building Tech., National Bureau of Standards, U.S. Dept. of Commerce, Wash., D.C.,


Serial Information: Civil Engineering—ASCE, 1982, Vol. 52, Issue 7, Pg. 65-69


Document Type: Feature article

Abstract: A summary of the National Bureau of Standards report on the collapse of the Kansas City Hyatt Regency walkways is presented. The report does not assign blame to any party; rather, it explains the technical factors leading to the collapse and rules out other, irrelevent factors. The article explains the objective and scope of the investigation, describes the walkways, and examines the dead and live loads of the walkways. Laboratory testing is described. Causes of the collapse are given.

Subject Headings: Failure investigations | Failures

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