TENNESSEE GAS PIPELINE CO (EL PASO)
gas_transmission Incident — — November 23, 2010
Incident Information
| Incident Date | November 23, 2010 |
| Operator | TENNESSEE GAS PIPELINE CO (EL PASO) |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 29.22437, -90.38719 |
Cause
| Cause | MATERIAL FAILURE OF PIPE OR WELD |
| Subcause | ORIGINAL MANUFACTURING-RELATED (NOT GIRTH WELD OR OTHER WELDS FORMED IN THE FIELD) |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $535,513 |
| Emergency Response | $0 |
| Other Costs | $0 |
Location Map
Incident Narrative
A CONTRACTOR WAS INVOLVED IN PERFORMING A SHALLOW WATER PIPE COVER INSPECTION FOR TENNESSEE GAS PIPELINE (TGP) IN STATE WATERS OFF THE COAST OF LOUSIANA WHEN BUBBLES WERE DETECTED IN THE VICINITY OF A TGP PIPELINE. USING DIVERS, A 1/16"" CRACK WAS FOUND IN THE PIPE SEAM OF TGP'S 500-2 PIPELINE, VALVE SECTION 523-2. THE CRACK WAS PERPENDICULAR TO THE LONG SEAM. ULTRASOUND INSPECTION SHOWED NO EVIDENCE OF INTERNAL OR EXTERNAL CORROSION. THE PIPELINE WAS REPAIRED BY CLAMP INSTALLATION.
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.