OSHA Accident Investigation · Summary #14511182

D.B. DRILLING CO. RIG #11

SAN ANGELO, TX— 1985-06-21T00:00:00

Event: CHEST, HEAD, MUD PUMP, REPAIR, OIL WELL DRILLING, PIPE WRENCH, SHAFT, STRUCK BY, INATTENTION
NAICS: 000000
Inspection type: Accident-driven
Activity number: #1910629
Employer profile: D.B. DRILLING CO. RIG #11
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

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.