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CSB | INVESTIGATION INFORMATION PAGE
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Valero Refinery Asphyxiation Incident |
Delaware City, DE, November 5, 2005 |
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Top of the process reactor in which two contract workers died from nitrogen asphyxiation at the Valero Delaware City Refinery. |
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Incident Description
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.
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.
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Case Study
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![Webcast](https://webarchive.library.unt.edu/eot2008/20081105032254im_/http://www.csb.gov/images/icon_webcast.gif) |
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![Webcast](https://webarchive.library.unt.edu/eot2008/20081105032254im_/http://www.csb.gov/images/icon_webcast.gif) |
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![News Releases](https://webarchive.library.unt.edu/eot2008/20081105032254im_/http://www.csb.gov/images/icon_news.gif) |
News Release November 2, 2006 - CSB Releases Safety Video with Computer Animation; Valero Refinery Delaware City, Delaware, Nitrogen Asphyxiation Incident on November 5, 2005 |
![News Releases](https://webarchive.library.unt.edu/eot2008/20081105032254im_/http://www.csb.gov/images/icon_news.gif) |
News Release November 2, 2006 - CSB Issues Case Study in 2005 Valero Refinery Delaware City, DE, Accident; Report Notes Inadequate Nitrogen Asphyxiation Hazard Awareness Training and Improper Confined Space Rescue Actions |
![News Releases](https://webarchive.library.unt.edu/eot2008/20081105032254im_/http://www.csb.gov/images/icon_news.gif) |
News Release December 1, 2005 - CSB to Conduct Full Investigation of Nitrogen Incident at Valero Delaware City Refinery |
![News Releases](https://webarchive.library.unt.edu/eot2008/20081105032254im_/http://www.csb.gov/images/icon_news.gif) |
News Release November 10, 2005 - Statement of CSB Board Member John Bresland on CSB Investigation of Valero Delaware City Refinery Incident |
![News Releases](https://webarchive.library.unt.edu/eot2008/20081105032254im_/http://www.csb.gov/images/icon_news.gif) |
News Release November 7, 2005 - CSB Investigators to Assess Fatal Nitrogen Incident at Valero Delaware City Refinery |
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