TranslateInspection Detail
Inspection Information - Office: Wyoming | ||||
|---|---|---|---|---|
| Nr: 3357993 | Report ID: 0855610 | Open Date: 12/29/1984 | ||
| Northwinds Of Wyoming Inc | ||||
| 2264 Walker Creek Road Douglas, WY 82633 | Union Status: NonUnion | |||
| SIC: 1623/Water, Sewer, Pipeline, and Communications and Power Line Construction | ||||
| Mailing: Po Box 599, Douglas, WY 82633 | ||||
| Inspection Type: | Accident | |||
| Scope: | Complete | Advanced Notice: | Y | |
| Ownership: | Private | |||
| Safety/Health: | Safety | Close Conference: | 01/25/1985 | |
| Close Case: | 03/04/1985 | |||
| Related Activity: | Type | ID | Safety | Health |
| Accident | 360607592 | |||
Accident Investigation Summary | ||||||
| Summary Nr: 14559082 | Event: 12/28/1984 | Natural 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 | 3357993 | Fatality | Fracture | Construction laborers | ||
| 2 | 3357993 | Hospitalized injury | Bruise/Contus/Abras | Plumbers, pipefitters and steamfitters | ||
| 3 | 3357993 | Non Hospitalized injury | Strain/Sprain | Construction laborers | ||