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Occupational Safety and Health Administration OSHA

Inspection Detail

Inspection: 3357100 - Quality Control Specialists Inc

Inspection Information - Office: Wyoming

Nr: 3357100Report ID: 0855610Open Date: 01/07/1985

Quality Control Specialists Inc
2264 Walker Creek Road
Douglas, WY 82633
Union Status: NonUnion
SIC: 1389/Oil and Gas Field Services, Not Elsewhere Classified
Mailing: Po Box 911, Austin, TX 78767

Inspection Type:Unprog Rel
Scope:Complete Advanced Notice:N
Ownership:Private
Safety/Health:Safety Close Conference:01/25/1985
Close Case:03/04/1985

Related Activity:TypeIDSafetyHealth
 Accident360607592    

Accident Investigation Summary
Summary Nr: 14559082Event: 12/28/1984Natural Gas Pipeline Rupture
EMPLOYEES #1, #2 AND #3 WERE IN THE PROCESS OF CUTTING A 6 5/16 INCH INSIDE DIAMETER NATURAL GAS PIPELINE. THE PIPELINE WAS BELIEVED TO HAVE BEEN DEPRESSURIZED BEFORE THE CUTTING OPERATION WAS BEGUN. THE PIPELINE'S NORMAL OPERATING PRESSURE RANGE IS 800-1000 PSI. WHEN THE LINE WAS CUT, THE PRESSURE WAS RELEASED WITH GREAT FORCE. THE PIPE CUTTER WAS BROKEN INTO AT LEAST FOUR PIECES. ONE PIECE STRUCK EMPLOYEE #1 IN THE MIDDLE OF THE FOREHEAD. HE WAS BLOWN FROM THE FIVE FOOT DEEP EXCAVATION AND LANDED APPROXIMATELY 110 FEET FROM THE PIPE CUT. EMPLOYEE #2 WAS BLOWN APPROXIMATELY 70 FEET FROM THE PIPE CUT. EMPLOYEE #3 WAS BLOWN APPROXIMATLEY 15 FEET IN THE OPPOSITE DIRECTION.
Keywords: head, explosion, high pressure pipe, natural gas, rupture, pipeline
Inspection Degree Nature Occupation
1 3357100 Occupation Not Listed

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