OSHA Accident Investigation · Summary #14520001
CHEST,HIGH PRESSURE,OIL WELL SERVICING,STRUCK BY,FLYING OBJECT,FACE
Event description
OIL WELL SERVICING EMPLOYEE STRUCK & KILLED BY FLYING CLAMP
Investigation abstract
EMPLOYEE #1 WAS CONDUCTING A HYDROSTATIC TEST OF A 10,000 PSI MWP SUBSEA WELLHEA D (36 INCH OUTSIDE DIAMETER, 10 INCHES LONG). A PLUG WAS SET IN THE BOTTOM INSID E DIAMETER OF THE WELLHEAD HOUSING, AND A BLIND (PLATE) WAS SECURED TO THE TOP O F THE WELLHEAD, USING A #27, 18 3/4 INCH CAMERON SWING BOLT CLAMP. THE PRESSURE WAS BROUGHT UP TO 15,000 PSI. AS EMPLOYEE #1 WALKED AROUND THE PROTECTIVE SCREEN TO CHECK ON HIS TEST HOSE, THE THREADS STRIPPED ON THE BOLTS HOLDING THE TWO HA LVES OF THE CAMERON CLAMP TOGETHER. THE CLAMP, WEIGHING 2,070 POUNDS, FLEW APART UNDER THE PRESSURE AND STRUCK EMPLOYEE #1 IN THE FACE AND CHEST, KILLING HIM IN STANTLY.
Victim
-
#1 Fatality Age 32 M
- Nature of injury
- 12
- Part of body
- 5
- Event type
- 1
- Source
- 36
- Occupation code
- 999
- Human factor
- 1
- Environmental factor
- 15
- 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.