OSHA Accident Investigation · Summary #747808
UNSECURED,WORK RULES,CONSTRUCTION,STRUCK BY,FALLING OBJECT
Event description
Employee killed when struck by mast
Investigation abstract
A mechanic, a welder, and the machine operator were removing the final drive ass embly from a mast on a drilling machine. The mast fell on Employee #1, killing h im. The employees had used only four bolts to hold the mast and drive assembly; there were supposed to be ten bolts holding the units together.
Victim
-
#1 Fatality Age 37 M
- Nature of injury
- 12
- Part of body
- 21
- Event type
- 1
- Source
- 26
- Occupation code
- 598
- Human factor
- 1
- Environmental factor
- 6
- Task assigned
- 1
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.