FLORIDA GAS TRANSMISSION CO — Gas transmission and gathering — incident on 2014-05-17

Current as of 2014-05-17 Government source

Pipeline and Hazardous Materials Safety AdministrationOfficial agency material

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Gas transmission and gathering incident in PORT ST. JOHN, BREVARD County, FL. Reported cause: MATERIAL FAILURE OF PIPE OR WELD. Reported consequences: 0 fatalities, 0 injuries, 39797 NATURAL GAS released, $8,000 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: 20140066.

Operator ID: 5304.

Reported incident date: 5/17/2014 6:07.

Location detail: 30.7

Cause detail: ORIGINAL MANUFACTURING-RELATED (NOT GIRTH WELD OR OTHER WELDS FORMED IN THE FIELD)

Cause detail: THE 8" DIAMETER FLBQA-8 RUPTURED AT MP 30.7 AT ABOUT 6:00AM EST ON MAY 17, 2014. THE MAOP OF THE SEGMENT IS 975 PSIG, THE ESTIMATED PRESSURE AT THE TIME OF THE FAILURE WAS 938 PSIG. THERE WAS NO IGNITION OF THE ESCAPING GAS. NO INJURIES OR PROPERTY DAMAGE OCCURED. THE SEGMENT CONTAINING THE FAILURE WAS ISOLATED AND BLOWN FLAT. FOLLOWING THE FAILURE, FGT PERSONNEL SHUT IN AND ISOLATED THE SEGMENT BY CLOSING THE UPSTREAM LATERAL BLOCK VALVE, THE DOWNSTREAM LATERAL BLOCK VALVE AND FOUR CROSSOVER VALVES. THERE WERE NO INTERRUPTIONS TO CUSTOMERS BEING SERVED IN THIS AREA DUE TO PARALLEL PIPELINES. THE SUPPLEMENTAL REPORT SUBMITTED ON 07/17/14, CORRECTED THE LONGITUDE LOCATION ENTRY, CORRECTED THE HEADQUARTER ADDRESS, UPDATED THE PART D: 7(D) ESTIMATED OTHER COSTS, AND UPDATED THE PART G5: CAUSE, BASED ON THE METALLURGICAL ANALYSIS REPORT. THE SUPPLEMENTAL/FINAL INCLUDES THE UPDATES BASED ON THE RETURN TO SERVICE PLAN.

PHMSA trend classification: significant incident, not serious.

PHMSA standardized cause: MATERIAL FAILURE OF PIPE OR WELD — MANUFACTURING-RELATED.

PHMSA indexed costs: $1,494,007 reported total cost, $793,851.54 in 1984 dollars, $1,789,286.068 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.

This material provides agency context. It does not replace binding regulatory text, and its legal effect depends on the underlying authority and facts.