WBI ENERGY TRANSMISSION, INC. — Gas transmission and gathering — incident on 2014-11-03

Gas transmission and gathering incident in WILLISTON, WILLIAMS COUNTY County, ND. Reported cause: EXCAVATION DAMAGE. Reported consequences: 0 fatalities, 0 injuries, 5904 NATURAL GAS released, $13,156 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: 20140131.

Operator ID: 22655.

Reported incident date: 11/3/2014 13:43.

Location detail: 6644+98

Cause detail: EXCAVATION DAMAGE BY THIRD PARTY

Cause detail: NOTIFICATION ISSUE

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

Cause detail: CENTRAL SPECIALTIES WAS OPERATING A D-8 DOZER PERFORMING LEVELING/GRADING WORK IN THE EXISTING HIGHWAY RIGHT-OF-WAY ADJACENT TO NORTH DAKOTA STATE HIGHWAY 85 APPROXIMATELY 5 MILES SOUTH OF WILLISTON, ND. THE D-8 STRUCK AND PUNCTURED WBI ENERGY'S (WBI) 12' STEEL, HIGH PRESSURE, NATURAL GAS TRANSMISSION LINE ON NOVEMBER 3, 2014 AT 1:43 PM CST. THIS WORK WAS BEING PERFORMED FOR THE HIGHWAY 85 RECONSTRUCTION PROJECT THAT HAS BEEN ONGOING. THE LAST LOCATE REQUEST BY CENTRAL SPECIALTIES FOR THIS AREA OF WORK WAS PUT IN ON 10/2/14 AND LOCATED ON 10/6/14 BY WBI, NTMS TICKET NO. 14179562. THE LOCATE TICKET 14179562 EXPIRED ON 10/27/14; THEREFORE THE EXCAVATION WORK BEING PERFORMED DID NOT HAVE A VALID ONE-CALL TICKET, SO WBI WAS UNAWARE OF THE CONTINUED EXCAVATION. WBI WAS ABLE TO ISOLATE THIS LINE SECTION WITH MINIMAL IMPACT TO CUSTOMERS. WBI PERSONNEL REPAIRED THE DAMAGED LINE BY REMOVING A CYLINDER OF PIPE AND WELDING IN A NEW CYLINDER OF PIPE. THE PIPELINE WAS PUT BACK INTO SERVICE AT 11:55 PM CST.

PHMSA trend classification: not significant, not serious.

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

PHMSA indexed costs: $40,427 reported total cost, $25,264.294 in 1984 dollars, $40,203.906 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.