OSHA Accident Investigation · Summary #14292676
MAINTENANCE,BUTTOCKS,HATCH,TOWER CRANE,CONSTRUCTION,LACERATION,FALL,CRANE OPERATOR,CRANE,INATTENTION
Event description
EMPLOYEE INJURED IN FALL THROUGH CRANE HATCH
Investigation abstract
AT APPROXIMATELY 8:00 A.M. ON FEBRUARY 5, 1990, EMPLOYEE #1 WAS DESCENDING THE L R WAS EMPLOYEE #1'S APPARENT FAILURE TO CHECK TO SEE WHETHER THE HATCH WAS CLOSE D PRIOR TO DESCENDING THE LADDER TO THAT LEVEL. ADDER FROM THE COUNTER JIB TO THE CAB OF A POTAIN G3/28B U.S. HAMMERHEAD TOWER C RANE. EMPLOYEE #1 HAD BEEN ASSISTING A MECHANIC IN PERFORMING SOME MAINTENANCE R EPAIR ON THE COUNTER JIB AND THE MECHANIC HAD PRECEDED HIM DOWN THE LADDER A SHO RT TIME BEFORE. THE MECHANIC HAD APPARENTLY LEFT THE HATCH OPEN AT THE BOTTOM OF THE LADDER. WHEN EMPLOYEE # 1 GOT THERE HE STEPPED OFF, EXPECTING THE HATCH TO BE CLOSED. HE FELL THROUGH THE OPEN HATCH APPROXIMATELY 8 FEET TO THE PLATFORM B ELOW, SUSTAINING A 4-INCH LACERATION AT THE TOP OF HIS LEFT BUTTOCK. HE WAS TRAN SPORTED TO THE HOSPITAL WHERE HE WAS TREATED AND RELEASED. THE MAIN CAUSAL FACTO
Victim
-
#1 Non-hospitalized injury Age 26 M
- Nature of injury
- 7
- Part of body
- 14
- Event type
- 5
- Source
- 27
- Occupation code
- 849
- Human factor
- 1
- 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.