"HIGH POINT GAS GATHERING, LLC"
gas_transmission Incident — — January 14, 2019
Incident Information
| Incident Date | January 14, 2019 |
| Operator | "HIGH POINT GAS GATHERING, LLC" |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 29.38750, -89.44306 |
Cause
| Cause | MATERIAL FAILURE OF PIPE OR WELD |
| Subcause | "DESIGN-, CONSTRUCTION-, INSTALLATION-, OR FABRICATION-RELATED" |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $700,000 |
| Emergency Response | $25,000 |
| Other Costs | $12,000 |
Location Map
Incident Narrative
"A FISHERMAN IN THE AREA SAW THE BUBBLING WATER AND REPORTED TO THE NRC AND THE LOCAL PARISH SHERIFF'S OFFICE. AMID OPERATIONS CONTROL CENTER WAS NOTIFIED BY THE US COAST GUARD. AFTER FLY-OVERS TO VIEW THE AREA, IT WAS CONFIRMED TO BE AN AMID 20"" NATURAL GAS GATHERING PIPELINE. THE LINE WAS SHUT IN. UPON FURTHER INVESTIGATION BY A THIRD-PARTY CONTRACTOR, THE LINE HAD FAILED AT A WELD, WITH THE ENTIRE GIRTH COMING APART. THIRD PARTLY ANALYSIS ON THE PIPE DETERMINED THE ROOT CAUSE WAS FATIGUE FRACTURE IN GIRTH WELDMENT DUE TO MECHANICAL VIBRATION (OSCILLATION). INSTALLED MECHANICAL FLANGES AT EACH CUT WHERE THE DAMAGED SECTION OF THE PIPELINE WAS REMOVED. INSTALLED PRE-HYDROTESTED PIPE SECTION WITH 9 PALLETS OF 3:1 CEMENT/SAND BAGS FOR SUPPORT. LINE WAS LEAK TESTED AT OPERATING PRESSURE, DIVERS OBSERVED FOR 2 HOURS AND VERIFIED NO LEAKS AT THE FLANGES."
About This Pipeline Incident
Pipeline incident data is reported to the Pipeline and Hazardous Materials Safety Administration (PHMSA). All significant incidents involving fatalities, injuries, or property damage over $50,000 must be reported.