OSHA Accident Investigation · Summary #672824
AMPUTATED,FINGER,EXPLOSION,STRUCK BY,FLYING OBJECT,GRINDING WHEEL
Event description
GRINDER WHEEL EXPLODED, AMPUTATING EMPLOYEE'S FINGER
Investigation abstract
THE EMPLOYER HAD DEVISED A PART ON THE PEDESTAL GRINDER WHICH ADJUSTED THE SPEED MPUTATING THE FINGER AT THE FIRST JOINT. OF THE GRINDER WHEEL BY CHANGING THE DISTANCE BETWEEN THE GRINDING WHEEL AND TH E EDGE OF THE WORK REST. AS THE WHEEL WORE DOWN, THE WHEEL SPEED WOULD BE AUTOMA TICALLY ADJUSTED AS THE WORK REST WAS MOVED CLOSER TO THE WHEEL. THE WORK REST A DJUSTMENT (LINKAGE) HAD COME OFF (SINCE REWELDED). WHEN THE GRINDER OPERATOR INS TALLED A NEW WHEEL HE DID NOT NOTICE THAT THE LINKAGE HAD COME OFF AND THAT THE WHEEL SPEED WAS STILL SET FOR THE OLD (SMALLER) WHEEL. THE OLD WHEEL WAS ABOUT H ALF THE SIZE OF THE NEW ONE. THE NEW WHEEL, THEREFORE, RAN TOO FAST WHEN IT WAS TURNED ON. IT FLEW APART (EXPLODED). A PIECE STRUCK EMPLOYEE #1 ON THE FINGER, A
Victim
-
#1 Hospitalized Age 57 M
- Nature of injury
- 1
- Part of body
- 10
- Event type
- 2
- Source
- 26
- Occupation code
- 709
- Human factor
- 12
- Environmental factor
- 1
- 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.