OSHA Accident Investigation · Summary #14520001

B.O.P. PRESSURE TESTERS, INC.

BROUSSARD, LA· 1986-10-30T00:00:00

Event: CHEST, HIGH PRESSURE, OIL WELL SERVICING, STRUCK BY, FLYING OBJECT, FACE
NAICS: 000000
Inspection type: Accident-driven
Activity number: #100263193
Employer profile: B.O.P. PRESSURE TESTERS, INC.
Summary number: 14520001
Report ID: 625700

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.