OSHA Accident Investigation · Summary #14511182

CHEST,HEAD,MUD PUMP,REPAIR,OIL WELL DRILLING,PIPE WRENCH,SHAFT,STRUCK BY,INATTENTION

1985-06-21T00:00:00

Event: CHEST,HEAD,MUD PUMP,REPAIR,OIL WELL DRILLING,PIPE WRENCH,SHAFT,STRUCK BY,INATTENTION
Linked inspection: No inspection record linked to this accident's victims.
Summary number: 14511182
Report ID: 625400

Event description

STRUCK BY HANDLE OF 36 INCH PIPE WRENCH

Investigation abstract

EMPLOYEES REPAIRING A DRILLING RIG MUD PUMP USED A 36" PIPE WRENCH TO TURN THE P UMP OVER SLOWLY. THE WRENCH WAS LEFT ON THE SHAFT OF THE DRIVING PULLEY WHEN REP AIRS WERE COMPLETED. EMPLOYEE #1 STARTED THE DIESEL ENGINE WHICH DRIVES THE MUD PUMP. WHEN HE ENGAGED THE CLUTCH THE WRENCH ROTATED WITH THE SHAFT. THE WRENCH H ANDLE STRUCK EMPLOYEE IN THE HEAD AND CHEST, KILLING HIM.

Victim

#1 Fatality Age 22 M

Nature of injury
6

Part of body
13

Event type
1

Source
36

Occupation code
999

Human factor
1

Environmental factor
5

Task assigned
1

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