SOUTHERN NATURAL GAS CO — Gas transmission and gathering — incident on 2014-11-06

Gas transmission and gathering incident in RAY CITY, BERRIEN County, GA. Reported cause: EXCAVATION DAMAGE. Reported consequences: 0 fatalities, 0 injuries, 321 NATURAL GAS released, $43,837 reported property damage. Operator-reported incident data submitted to PHMSA, generally within 30 days. Records may be supplemented or corrected and do not represent final agency causal findings.

Report number: 20140132.

Operator ID: 18516.

Reported incident date: 11/6/2014 10:15.

Location detail: 1.95

Cause detail: EXCAVATION DAMAGE BY THIRD PARTY

Cause detail: NOTIFICATION ISSUE

Cause detail: NO NOTIFICATION MADE TO THE ONE-CALL CENTER/811

Cause detail: ON NOVEMBER 6, 2014, SOUTHERN NATURAL GAS LINE 34 (NASHVILLE LINE) WAS STRUCK BY A ROAD GRADER WHERE IT CROSSES BRADFORD RD IN BERRIEN COUNTY, GA. THE ROAD GRADER WAS BEING RUN BY A BERRIEN COUNTY ROAD CREW WHO HAD FAILED TO MAKE A ONE-CALL NOTIFICATION. BRADFORD ROAD IS UNPAVED AT THIS LOCATION, AND THE PIPELINE IS UNCASED. THE ROAD GRADER MADE A 2 IN X 1 IN PUNCTURE IN THE 3 INCH PIPELINE. SNGS FIRST NOTIFICATION OF THE INCIDENT CAME AS A CALL FROM A NEARBY LANDOWNER TO GAS CONTROL AT 10:15 AM EST. GAS CONTROL IMMEDIATELY CALLED OPERATIONS. THE FIRST PERSON ARRIVED AT THE UPSTREAM TAP VALVE AT 11:10 AM EST AND HAD THE VALVE SHUT WITHIN 5 MINUTES. THERE WERE TWO ROAD GRADERS, ONE CUTTING THE DITCH AND A SECOND GRADER FOLLOWING BEHIND AND GRADING THE ROAD. THE FIRST GRADER THAT WAS CUTTING THE DITCH IS THE GRADER THAT STUCK THE PIPELINE. THERE WERE SNG PIPELINE MARKERS ON EITHER SIDE OF BRADFORD ROAD WHERE IT WAS CROSSED BY SNG LINE 34. REPORT FINALIZED ON 1/21/2015 WITH NOT ADDITIONAL UPDATES.

PHMSA trend classification: not significant, not serious.

PHMSA standardized cause: EXCAVATION DAMAGE — THIRD PARTY EXCAVATION DAMAGE.

PHMSA indexed costs: $48,510 reported total cost, $24,836.627 in 1984 dollars, $60,137.333 in current-year dollars.

PHMSA trend flags, standardized causes, and indexed costs are analytical fields added to operator-reported incident data. They do not represent final agency causal findings.