OSHA Accident Investigation · Summary #14305841
YEARGIN CONSTRUCTION COMPANY INC
KINGSPORT, TN·
Event description
Employee killed when escaping vapors ignite
Investigation abstract
Employee #1 was working approximately 90 ft above and 10 ft to one side of Emplo yees #2 and #3 when they broke a check valve in a pipeline. A shut-off valve fur ther up the line was open, allowing Dowtherm, a combustible liquid, to flow thro ugh the open check valve. The Dowtherm was heated above its flash point and esca ped as a vapor, which ignited. Employee #1 was burned and killed. Employees #2 a nd #3 were not seriously injured. The check valve had appeared to be a flange.
Victims (3)
-
#1 Fatality Age 29 M
- Nature of injury
- 5
- Part of body
- 19
- Event type
- 14
- Source
- 16
- Occupation code
- 599
- Human factor
- 13
- Environmental factor
- 7
- Task assigned
- 1
-
#2 Non-hospitalized injury Age 32 M
- Nature of injury
- 5
- Part of body
- 21
- Event type
- 14
- Source
- 16
- Occupation code
- 587
- Human factor
- 13
- Environmental factor
- 7
- Task assigned
- 1
-
#3 Non-hospitalized injury Age 27 M
- Nature of injury
- 5
- Part of body
- 17
- Event type
- 14
- Source
- 16
- Occupation code
- 599
- Human factor
- 13
- Environmental factor
- 7
- Task assigned
- 1
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