Bomber Crash into Empire State Building, 1945
Air Force Warehouses, 1955 - 1956
2000 Commonwealth Avenue, Boston, 1971
Bailey’s Crossroads, Virginia, 1973
Harbor Cay Condominium, Florida, 1981
Hyatt Regency Walkway Collapse, 1981
L’Ambiance Plaza Collapse, 1987
Pittsburgh Midfield Terminal Precast Beam Collapse, 1990
Steel Frame Connections in Northridge Earthquake, 1994
Oklahoma City Murrah Federal Building Bombing, 1995
Cold-formed Steel Beam Construction Failure, 2001
World Trade Center Attack, September 11, 2001
Pentagon Attack, September 11, 2001
Pittsburgh
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