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Carbide Industries Fire and Explosion
FINAL REPORT: Carbide Industries
Location: Louisville, KY
Accident Occurred On: 03/21/2011
Final Report Released On: 02/07/2013
Accident Type: Chemical Manufacturing - Fire and Explosion
Company Name: Carbide Industries

statistics

Total # of Recommendations
3
Total # of Open Recommendations
3
Total # of Closed Recommendations
0
Total % of Open 100 vs. Closed 0

investigation information

Image
Accident Description
Two workers were killed and two others injured as a result of a fire and explosion that occurred at the Carbide Industries facility located in Louisville, KY; the facility produces calcium carbide products.
Investigation Status
The CSB's final report was approved 3-0 at a public meeting in Louisville, KY


 

Recommendations

Carbide Industries
2013-2011-5-I-KY-I-KY-3

Implement a mechanical integrity program for the electric arc furnace and cover, including preventive maintenance based on periodic inspections, and timely replacement of the furnace cover. At a minimum, the program should include factors such as leak detection and repair and refractory lining wear.  

Status: Open - Acceptable Response or Alternate Response
Open - Acceptable Response or Alternate Response (O - ARAR) - Response from recipient indicates a planned action that would satisfy the objective of the recommendation when implemented.
 

National Fire Protection Association (NFPA)
2013-2011-5-I-KY-I-KY-1

Establish a committee to evaluate and develop a standard that defines the safety requirements for electric arc furnaces operated with flammable materials and low oxygen atmospheres. At a minimum, establish requirements that electric arc furnaces containing flammables have: • Adequate safety instrumentation and controls to prevent explosions and overpressure events; • Mechanical integrity and inspection programs; • A documented siting analysis to ensure that control rooms and other occupied areas are adequately protected.  

Status: Open - Acceptable Response or Alternate Response
Open - Acceptable Response or Alternate Response (O - ARAR) - Response from recipient indicates a planned action that would satisfy the objective of the recommendation when implemented.
 

2013-2011-5-I-KY-I-KY-2

Modify the design and procedures for the electric arc furnace and related structures including the control room to comply with the NFPA standard developed per R1 of this case study.  

Status: Open - Acceptable Response or Alternate Response
Open - Acceptable Response or Alternate Response (O - ARAR) - Response from recipient indicates a planned action that would satisfy the objective of the recommendation when implemented.
 

 
 

Related News

12_4326_CSB_01702
CSB Releases Draft Final Report on Carbide Industries Explosion that Killed Two in Louisville, Kentucky in 2011; Company Ignored Years of Smaller, Similar Incidents in Electric Arc Furnace
2/7/2013
CSB Releases Draft Final Report on Carbide Industries Explosion that Killed Two in Louisville, Kentucky in 2011; Company Ignored Years of Smaller, Similar Incidents in Electric Arc Furnace
read more
smaller_version
CSB Investigators Deploying to Fatal Explosion and Fire in Louisville Kentucky
3/22/2011
The U.S. Chemical Safety Board (CSB), is deploying to the scene of a fatal accident at Carbide Industries, a producer of calcium carbide products located in Louisville, Kentucky.
read more

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