Record Number: 732

FATALITY REPORT

REPORT CHARACTERISTICS:

DONOR: Alberta Community and Occupational Health
Occupational Health and Safety Division
JURISDICTION: ALBERTA
REPORT TITLE: Fatality Investigation Data Base

INFORMATION ABOUT DECEASED:

NAME: Confidential SEX: Male AGE: 50
OCCUPATION: foremen, mining and quarrying (incl. oil and gas)
INDUSTRY:
well servicing with service rigs
Industrial sector: mines, quarries and oil

ACCIDENT INFORMATION:

DATE OF ACCIDENT: Confidential
PLACE: LEGAL DESCRIPT AREA: Grande Prairie region
NATURE OF INJURY:
asphyxia (suffocation/drowning) or strangulation
TYPE OF ACCIDENT:
contact with gases/fumes by inhalation (lack of oxygen)
SOURCE OF INJURY:
hydrogen sulphide exposure

ACCIDENT DESCRIPTION:

When the well effluent (oil and water) flowed over the blowout preventers, one
worker went to the blowout preventer pipe ram control and collapsed while
turning the handle. The foreman picked up the breathing apparatus nearby,
returned to assist the first worker, and was also overcome. A third worker
came to help rescue the first and was also overcome. The crew pulled the
workers out of the gas area and managed to revive the third, but the first
worker and the foreman died.

INVESTIGATION:

DATE: 1978-08-18
UNSAFE ACT(S):
safety device removed or rendered inoperative
UNSAFE CONDITION(S):
improperly guarded, unguarded
INDIRECT CAUSE(S):
management's deliberate disregard of known safe procedures
EMPLOYER ACTION(S):
eliminate unsafe procedure
OHSO ACTION(S):
approval of new procedures, equipment, etc
issue a requisition or order
OTHER'S ACTION(S):
other
REGULATION(S): 26776016 26776048 27076208



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