OSHA Accident Investigation · Summary #14442511
OVERHEAD POWER LINE,ELECTRICAL,BOOM,CRANE BOOM,ELECTROCUTED,E C,CRANE
Event description
ELECTRIC SHOCK - CONTACT WITH OVERHEAD LINE THRU CRANE BOOM
Investigation abstract
A WORK CREW WAS ASSIGNED THE TASK OF SEPARATING PIECES OF SHEET PILES THAT HAD B OLT-TO-GROUND) OVERHEAD POWER LINE. AT ABOUT 4:25 PM, THE LAST OPERATION OF THE DAY (FRIDAY, THE END OF THEIR WORK WEEK) HAD BEEN COMPLETED, AND THE LAST PIECE OF SCRAP HAD BEEN DEPOSITED INTO THE SCRAP PILE. ONE OF THE EMPLOYEES HAD JUST U NHOOKED THE SLINGS FROM THE MATERIAL WHEN THE CRANE OPERATOR MOVED THE BOOM. THE BOOM CONTACTED ONE OF THE OVERHEAD POWER LINES, ELECTROCUTING THE EMPLOYEE, WHO WAS STILL HOLDING THE SLINGS. (THIS WAS THE LAST OPERATION OF THE WEEK. ALL THR EE WORKERS IN THE CREW LIVED 2 TO 3 HOURS AWAY FROM THE SITE AND ONLY WENT HOME ON WEEKENDS.) EEN MIXED TOGETHER AND OF SORTING THE PIECES INTO STACKS OF GOOD AND SCRAP MATER IAL. BECAUSE OF THE WEIGHT OF THE MATERIAL, THEY WERE USING A GALION MOBILE CRAN E (MODEL 220-S) TO MOVE THE MATERIAL. THE CREW WOULD LIFT THE MATERIAL OFF THE S TACK WITH THE CRANE AND WOULD SET IT IN THE MIDDLE OF THE WORK AREA. THEN, THEY WOULD HOOK TWO DOZERS AT OPPOSITE ENDS AND PULL THE PIECES APART. THE EMPLOYEES WOULD NEXT USE A TORCH TO CUT OFF ANY DAMAGED PIECES TO BE SCRAPPED AND WOULD US E THE CRANE TO MOVE THE PIECES INTO THEIR RESPECTIVE STORAGE AREAS. THE AREA SEL ECTED TO STORE THE SCRAP WAS 36 FEET, 8 INCHES BELOW A 34.5-KILOVOLT (19.9-KILOV
Victim
-
#1 Fatality Age 44 M
- Nature of injury
- 10
- Part of body
- 19
- Event type
- 13
- Source
- 15
- Occupation code
- 599
- Human factor
- 1
- Environmental factor
- 18
- 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.