OSHA Accident Investigation · Summary #14449938
BURN,FRACTURE,DUST,GRAIN,EXPLOSION,GRAIN ELEVATOR
Event description
GRAIN EXPLOSION RESULTS IN TWO DEAD THREE HOSPITALIZED
Investigation abstract
On September 22, 1989, a grain dust explosion occurred at a grain elevator facil ity. Two potential sources of ignition were identified. The first being a cover for a tail pulley on a leg was found wedged in between the tail pulley and the l eg belting. Since both the cover and the tail pulley are metal, a spark may have ignited dust. The second possible ignition source was a head pulley shaft was f ound with bluing marks, indicating overheating, and the head pulley shroud also showed signs of heating, and may have been in contact with the head pulley shaft , producing intense heat. This explosion resulted in two employees being killed and three hospitalized with burns.
Victims (5)
-
#1 Fatality Age 51 M
- Nature of injury
- 12
- Part of body
- 31
- Event type
- 1
- Source
- 14
- Occupation code
- 863
- Human factor
- 8
- Environmental factor
- 5
- Task assigned
- 1
-
#2 Fatality Age 39 M
- Nature of injury
- 12
- Part of body
- 31
- Event type
- 1
- Source
- 14
- Occupation code
- 863
- Human factor
- 8
- Environmental factor
- 5
- Task assigned
- 1
-
#3 Hospitalized Age 23 M
- Nature of injury
- 5
- Part of body
- 9
- Event type
- 1
- Source
- 16
- Occupation code
- 863
- Human factor
- 8
- Environmental factor
- 7
- Task assigned
- 1
-
#4 Hospitalized Age 45 M
- Nature of injury
- 5
- Part of body
- 9
- Event type
- 1
- Source
- 16
- Occupation code
- 473
- Human factor
- 8
- Environmental factor
- 7
- Task assigned
- 2
-
#5 Hospitalized Age 24 M
- Nature of injury
- 5
- Part of body
- 9
- Event type
- 1
- Source
- 16
- Occupation code
- 473
- Human factor
- 8
- Environmental factor
- 7
- Task assigned
- 2
Codes shown verbatim from OSHA's accident-investigation database. A human-readable decoder is coming in a future release once the accident_lookup2 dictionary is loaded.