OSHA Accident Investigation · Summary #14454458
STORAGE BIN,UNSECURED,WORK RULES,LADDER,CLOGGED,FALL,UNSTABLE POSITION
Event description
FELL FROM LADDER IN FEED STORAGE BIN
Investigation abstract
EMPLOYEE #1 AND A CO-WORKER LIFTED A 16 FOOT LADDER ONTO THE TOP OF A FEED STORA ON ANYTHING AT ITS BASE AND WAS SUPPORTED COMPLETELY BY THE ROPE AT THE TOP. THE LADDER MAY HAVE STATED SWINGING. IN ANY CASE, IT WAS NOT A STABLE WORK PLATFORM FROM WHICH TO WORK. GE BIN. THE BIN WAS 8 FEET LONG BY 6 FEET WIDE BY 34 FEET DEEP, FLAT ON TOP WITH A 2 SQUARE FOOT MANHOLE, AND HAD A TAPPER ON THE BOTTOM. THE FOUR TONS OF FEED IN THE BIN WAS CLOGGED AND WOULD NOT UNLOAD. THE EMPLOYEES TIED A HALF-INCH DIAM ETER ROPE, 72 FEET LONG, TO THE TOP TWO RUNGS OF THE LADDER, THEN LOWERED THE LA DDER INTO THE BIN. THE TIED THE TOP OF THE LADDER TO SOME PIPES ON THE BIN ROOF. EMPLOYEE #1 WENT DOWN THE LADDER TO UNCLOG THE STUCK FEED. AFTER ABOUT AN HOUR AND 45 MINUTES IN THE BIN, HE FELL OFF THE SUSPENDED LADDER, LANDING 14 TO 15 FE ET IN THE FUNNEL-SHAPED PORTION OF THE BIN'S BOTTOM. THE LADDER WAS NOT RESTING
Victim
-
#1 Fatality Age 61 M
- Nature of injury
- 6
- Part of body
- 13
- Event type
- 5
- Source
- 25
- Occupation code
- 453
- Human factor
- 6
- Environmental factor
- 13
- 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.