OSHA Accident Investigation · Summary #14382774
FRACTURE,HEAD,COLLAPSE,PELVIS,FALL,TOWER,FOOT
Event description
SUPPORT TOWER FOR GRAIN CONVEYOR SYSTEM COLLAPSED
Investigation abstract
AT APPROXIMATELY 11:50 AM ON NOVEMBER 3, 1986, EMPLOYEES #1 AND #3 WERE INSTALLI OYEE #3 HEARD A LOUD SNAP AS THE TOWER IN THE CENTER OF THE TEMPORARY BIN FELL O VER. EMPLOYEES #1 AND #3 FELL WITH THE TOWER. EMPLOYEE #1 SUSTAINED SEVERE HEAD INJURIES AND DIED THE FOLLOWING DAY. EMPLOYEE #3 WAS HOSPITALIZED WITH A BROKEN LEFT HEEL. EMPLOYEE #2 TRIED TO RUN BACK TO THE PERMANENT STORAGE TANKS ON THE C ATWALK, BUT FELL OFF WHEN HE REACHED THE AREA ABOVE SUPPORT TOWER #2. THE 60 FOO T FALL CAUSED MULTIPLE FRACTURES OF HIS PELVIS AND INTERNAL BLEEDING. THE TOWER COLLAPSE CAUSED THE ADDITIONAL COLLAPSE OF THE ENTIRE CONVEYOR SYSTEM AND TOWER #2. TOWER #1 REMAINED STANDING ON 2 LEGS. NG A TARPAULIN OVER A TEMPORARY STORAGE BIN. THEY WERE LOCATED APPROXIMATELY 18 FEET ABOVE GROUND LEVEL IN A TOWER USED TO SUPPORT THE CONVEYOR DELIVERY SYSTEM. THE TOWER WAS LOCATED IN THE CENTER OF THE TEMPORARY STORAGE BIN. EMPLOYEE #2 W AS STANDING ON THE CATWALK OF THE CONVEYOR SYSTEM, APPROXIMATELY 60 FEET HIGH, D IRECTING THE INFLATION OF THE TARP OVER THE TEMPORARY STORAGE BIN. THE TARP WAS BEING INFLATED BY FANS LOCATED IN THE WALL OF THE TEMPORARY STORAGE BIN. THE TAR P WAS NOT INFLATING EVENLY AND BECAME CAUGHT ON THE TOWER. EMPLOYEES #1 AND #3 W ERE TRYING TO DISLODGE THE TARP SO IT WOULD ASCEND EVENLY AROUND THE TOWER. EMPL
Victims (3)
-
#1 Fatality Age 26 M
- Nature of injury
- 6
- Part of body
- 13
- Event type
- 5
- Source
- 8
- Occupation code
- 999
- Human factor
- 4
- Environmental factor
- 13
- Hazardous substance
- 8880
- Task assigned
- 2
-
#2 Hospitalized Age 28 M
- Nature of injury
- 12
- Part of body
- 14
- Event type
- 5
- Source
- 8
- Occupation code
- 999
- Human factor
- 4
- Environmental factor
- 13
- Hazardous substance
- 8880
- Task assigned
- 2
-
#3 Hospitalized Age 26 M
- Nature of injury
- 12
- Part of body
- 11
- Event type
- 5
- Source
- 8
- Occupation code
- 999
- Human factor
- 4
- Environmental factor
- 13
- Hazardous substance
- 8880
- 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.