MARATHON PIPE LINE CO — Hazardous liquid — incident on 1992-05-01

Hazardous liquid incident in SOUTH BEND, ST JOSEPH County, IN. Reported cause: OUTSIDE FORCE DAMAGE. Reported consequences: 0 fatalities, 0 injuries, 119 GASOLINE released, $5,000 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: 19920098.

Operator ID: 12127.

Reported incident date: 19920501.

Location detail: SOUTH BEND, NORTH OF CLEVELAND RD. ON MAYFLOWER RD. DEAD END SOUTH ON INDIANA TOLL ROAD I80 & 90. SEC. 20, T38N, R2E, GERMAN TWP., ST. JOSEPH COUNTY, INDIANA.

Cause detail: DAMAGE BY OTHERS

Cause detail: ON MAY 1, 1992, AT 0859 CENTRAL DAYLIGHT SAVINGS TIME, MARATHON PIPE LINE OPERATIONS CENTER RECEIVED A CHANGE IN PRESSURE ALARM. AT 0902, A METER FAILURE ALARM (INDICATING NO FLOW) WAS RECEIVED AND BY 0903 PUMPING UNITS WERE SHUTDOWN AT HAMMOND, INDIANA, TERMINAL. AN EXCAVATION CONTRACTOR GRATING TOP SOIL WITH A BULLDOZER, PUNCTURED THE 6" PIPELINE WITH THE BLADE. THE PIPELINE REMAINED COVERED WITH EARTH REDUCING THE AMOUNT OF PRODUCT LOSS. THE LINE HAD BEEN PREVIOUSLY LOCATED AND FLAGGED BY MPL EMPLOYEES AND WAS FOUND AT A DEPTH OF 3.5'. AT THE TIME THE LINE WAS PUNCTURED, RIGHT-OF-WAY MARKERS AND UTILTITY SIGNS WERE IN PLACE, 58' NORTH AND UPGRADE OF THE POINT OF IMPACT. APPROXIMATELY THREE FEET OF THE DAMAGED PIPE WAS REPLACED WITH COMPARABLE HYDROSTATICALLY TESTED PIPE. THE EXCAVATION CONTRACTOR IS COORDINATING WITH THE INDIANA DEPARTMENT OF ENVIRONMENTAL MANAGEMENT THE REMEDIATION OF THE AFFECTED AREA.

PHMSA trend classification: significant incident, not serious.

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

PHMSA indexed costs: $5,000 reported total cost, $3,915.403 in 1984 dollars, $9,642.432 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.