OSHA Accident Investigation · Summary #14298285
PLATFORM,FRACTURE,OUTRIGGER,FALL,ARM,VERTEBRA,WORK SURFACE,AERIAL LIFT,UNSTABLE POSITION,WRIST
Event description
TWO EMPLOYEES INJURED WHEN THEIR AERIAL LIFT TOPPLED OVER
Investigation abstract
A BATTERY-POWERED ELECTRO-HYDRAULIC SCISSOR-TYPE VERTICAL LIFT PLATFORM WAS BEIN AY IT WAS MANUEVERED SO AS TO PLACE ONE OF THE WHEELS IN A DEPRESSION IN THE FLO OR. THIS CAUSED THE LIFT TO TOPPLE FROM A HEIGHT OF ABOUT 14 FEET. THE TWO WORKE RS WERE THROWN TO THE FLOOR. ONE EMPLOYEE SUFFERED A BROKEN ARM AND BROKEN LEG. THE OTHER RECEIVED A FRACTURED WRIST AND CRUSHED VERTEBRA. G USED TO INSTALL CONDUIT ON THE CEILING OF A WAREHOUSE. THE CEILING WAS 20 FEET , SIX INCHES ABOVE THE FLOOR. TWO APPRENTICE ELECTRICIANS, EMPLOYEES #1 AND #2, WERE PERFORMING THE WORK. THERE WERE THREE IDENTICAL WARNING DECALS INSTALLED, O NE OF WHICH WAS AT THE FRONT END OF THE PLATFORM HANGING FROM THE TOP GUARDRAIL. THE DECALS STATED, AMONG OTHER THINGS, THAT THE MACHINE WAS NOT TO BE USED UNLE SS THE OUTRIGGERS WER EXTENDED AND LOCKED. THE FOREMAN KNEW OF THIS REQUIREMENT AND TESTED THE OUTRIGGERS WHEN THE RENTED UNIT WAS RECEIVED. IT WAS USED FOR TWO DAYS WITHOUT EXTENDING AND LOCKING THE OUTRIGGERS. NEAR THE END OF THE SECOND D
Victims (2)
-
#1 Hospitalized Age 22 M
- Nature of injury
- 12
- Part of body
- 19
- Event type
- 14
- Source
- 24
- Occupation code
- 576
- Human factor
- 6
- Environmental factor
- 13
- Task assigned
- 1
-
#2 Hospitalized Age 21 M
- Nature of injury
- 12
- Part of body
- 19
- Event type
- 14
- Source
- 24
- Occupation code
- 576
- Human factor
- 6
- Environmental factor
- 13
- Task assigned
- 1
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