Deadliest grain elevator explosion in the US caused by dust. A portion of the Schoharie Creek Bridge collapses with trucks & cars plunging into the river, due to erosion of the foundation by the river. The freighter Bright Field looses power heading into its New Orleans' port on the Mississippi River and crashes into the Riverwalk wharf. British R-101 airship disaster in 1930, resulted in 48 deaths and the ending of the British airship program. Sports arena roof failures. 1979 Rosemount Horizon arena's roof collapses during construction due to the construction crew ...