Accident Description

Accident: Valero Delaware City Refinery Asphyxiation Incident

Location: Location: Delaware City, DE

Accident Occurred On: 11/05/2005 | Final Report Released On: 11/02/2006

Accident Type: Confined Space / Asphyxiation

Investigation Status: The CSB issue a case study report and a safety video based on this incident at a news conference in Newark, Delaware, on November 2, 2006.

Two contract employees were overcome and fatally injured by nitrogen as they performed maintenance work near a 24-inch opening on the top of a reactor. One of the workers died attempting rescue.