JAYHAWK PIPELINE LLC

Incident Narrative

04/06/15 16:20 TRUCK DRIVER CALLED CONTROL ROOM AND SAID SOMETHING WAS LEAKING. STATION WAS IMMEDIATELY SHUT DOWN AND DISABLED. LOCAL PERSONNEL WERE DISPATCHED. 17:20 STATION OPERATOR FIRST TO SITE AND CONFIRMED THERE WAS A SPILL COMING FROM THE BOTTOM OF THE FLANGE WHERE MAINLINE BLOCK VALVE BOLTS TO SCRAPER LAUNCHER. IT APPEARED THE GASKET HAD FAILED. STATION OPERATOR CONFIRMED THAT ALL VALVES ON LAUNCHER WERE CLOSED. FREE OIL WAS PICKED UP AND IMPACTED SOILS WERE MOVED TO ONSITE REMEDIATION PLOT. VALVES AND PUMPS WERE LOTO'D. LAUNCHER WAS REMOVED AND BLINDS WERE INSTALLED ON MAINLINE BLOCK VALVE AND LAUNCHER VALVE. STATION WAS LEFT DOWN, DISABLED WITH LOTO'S IN PLACE. 04/07/15 THE FOLLOWING DAY THE 6"" LINE WAS DRAINED UP AND A NEW 6"" MAINLINE GATE VALVE AND LAUNCHER VALVE WAS INSTALLED AND BLINDED UNTIL FABRICATION OF NEW LAUNCHER COULD BE COMPLETED. STATION WAS RESTARTED ABOUT 17:30 04/23/15 NEW LAUNCHER (WITH RELIEF) INSTALLED 04/13/2016 THE CAUSAL FACTOR WAS DETERMINED TO BE THE SCRAPER LAUNCHER WAS FULL OF OIL DUE TO A LEAKING VALVE SEAT. AS A RESULT OF OIL LEAKING INTO THE LAUNCHER BARREL AND TEMPERATURE INCREASE RESULTED IN THERMO EXPANSION UNTIL THE FLANGE GASKET ON THE TRAP SIDE OF THE MAINLINE VALVE BLEW OUT. THE ESTIMATED AMOUNT OF IMPACTED SOIL REMOVED WAS 72 CUBIC FEET.