OSHA Accident Investigation · Summary #825141
L R WILLSON & SONS, INC
WHITE MARSH, MD·
Event description
2 EMPLOYEES STRUCK BY FALLING OUTRIGGER POD
Investigation abstract
AT APPROXIMATELY 9:35 AM ON OCTOBER 28, 1987, SEVERAL EMPLOYEES WERE EMPLACING O RATION TO THE NECK AREA. EMPLOYEE #1 WAS FLOWN TO SHOCK TRAUMA, WHILE EMPLOYEE # 2 WAS FLOWN TO UNION MEMORIAL HOSPITAL. EMPLOYEES #1 AND #2 WERE THE EMPLOYEES W HO NORMALLY RIGGED THE OUTRIGGER PODS TO THE CHAIN SLING. ACCORDING TO A WITNESS THE PODS HAD BEEN RIGGED TO THE SLING IN THE USUAL MANNER. UTRIGGER PODS FOR A 90 TON TRUCK CRANE. A SMALLER TRUCK CRANE WAS BEING USED TO LIFT THE OUTRIGGER PODS INTO PLACE. EMPLOYEES #1, #2 AND A THIRD EMPLOYEE WERE C ONNECTING THE PODS TO THE CRANE AS THEY WERE EMPLACED. THE PROCEDURE WAS TO LIFT TWO PODS SIMULTANEOUSLY, HOLDING THE SECOND ONE OVERHEAD WHILE THE FIRST ONE WA S CONNECTED. AS THEY WERE CONNECTING THE THIRD POD (THE FOURTH POD WAS SUSPENDED OVERHEAD) ONE OF THE HOOKS ON THE CHAIN SLING SLIPPED FROM THE CHAIN LINKS, ALL OWING THE POD TO FALL. THE POD STRUCK EMPLOYEE #2'S WRIST, CRUSHING IT. EMPLOYEE #1 WAS STRUCK BEHIND THE LEFT EAR BY THE FLYING CHAIN SLING. HE SUFFERED A LACE
Victims (2)
-
#1 Hospitalized Age 20 M
- Nature of injury
- 7
- Part of body
- 20
- Event type
- 1
- Source
- 27
- Occupation code
- 863
- Human factor
- 11
- Environmental factor
- 6
- Task assigned
- 1
-
#2 Hospitalized Age 37 M
- Nature of injury
- 12
- Part of body
- 24
- Event type
- 1
- Source
- 27
- Occupation code
- 863
- 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.