Accident Description

Accident: D.D. Williamson & Co. Catastrophic Vessel Failure

Location: Location: Louisville, KY

Accident Occured On: 04/11/2003 | Final Report Released On: 03/12/2004

Accident Type: Release

Investigation Status: The Board voted 4-0 to approve the final investigation report on March 12, 2004, at a public meeting in Louisville.

On the morning of April 11, 2003, one worker was killed at the D.D. Williamson food additive plant in Louisville, Kentucky, when a process vessel became overpressurized and failed catastrophically. The failure caused a release of aqueous ammonia as well as extensive damage to the plant, which manufactures caramel coloring.

http---www_csb_gov-assets-document-DD_Report_pdf_-_Adobe_Acrobat_Pro