OSHA Accident Investigation · Summary #14212286
CHICAGO BRIDGE & IRON
BOURBONAIS, IL·
Event description
EMPLOYEE STRUCK BY SWINGING STEEL WELDMENT
Investigation abstract
ON NOVEMBER 15, 1985, EMPLOYEE #1 AND ANOTHER EMPLOYEE WERE ATTEMPTING TO PLACE A BASE PLATE ON AN "A" FRAME SPHERICAL SECTION WELDMENT. THE WELDMENT WAS PLACED IN A NEARLY VERTICAL POSITION, RESTING ON THE BOTTOM (BASE), AND SUPPORTED AT T HE TOP BY A SINGLE ANGLE BRACE, WELDED TO THE SECTION AND TO THE FLOOR. IN ORDER TO INSTALL THE BASE PLATE, A CRANE WAS HOOKED TO THE WELDMENT, WITH THE SLINGS ATTACHED NEAR THE WELDMENT BOTTOM. AS THE WELDMENT WAS LIFTED A FEW INCHES, THE ANGLE BRACE WAS PLACED UNDER STRESS. THE BRACE EVENTUALLY BROKE, CAUSING THE WEL DMENT TO SWING AND FALL, STRIKING EMPLOYEE #1. HE SUSTAINED 4 BROKEN RIBS AND 2 BROKEN VERTEBRAE. HE DIED 10 DAYS LATER FROM A PULMONARY EMBOLISM.
Victim
-
#1 Fatality Age 51 M
- Nature of injury
- 12
- Part of body
- 3
- Event type
- 1
- Source
- 28
- Occupation code
- 999
- Human factor
- 11
- 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.