PHILLIPS 66 PIPELINE LLC

hazardous_liquid Incident —

Incident Information

Report Date
OperatorPHILLIPS 66 PIPELINE LLC
Commodity—
Pipeline Typehazardous_liquid

Location

State
Coordinates28.99342, -95.56372

Cause

CauseEQUIPMENT FAILURE
Subcause—

Casualties

Fatalities0
Injuries0

Costs

Property Damage
Lost Commodity
Public/Private Damage
Emergency Response
Environmental Remediation
Other Costs

Location Map

Incident Narrative

PHILLIPS 66 MEASUREMENT TECHNICIAN WAS PERFORMING PYCNOMETER DENSITOMETER VERIFICATION ON THE ETHANE METER SKID FOR SR-92 AT THE CLEMENS METER STATION, A COMPRESSION FITTING CONNECTION SUDDENLY FAILED AND SEPARATED ON THE 1-INCH STAINLESS STEEL TUBING RUN FOR THE PYCNOMETER. PIPELINE WAS SHUTDOWN, SYSTEM ISOLATED AND REPAIRED. THE INVESTIGATION TEAM DETERMINED THAT THE END OF THE TUBING IN THE FAILED CONNECTION WAS NOT SUFFICIENTLY CRIMPED TO PREVENT THE TUBING END FROM PULLING OUT OF THE FERRULE/NUT CONNECTION. ALL OTHER AREA TUBING CONNECTIONS WERE VERIFIED FOR PROPER INSTALLATION. SUPPLEMENTAL UPDATE 11/5/20 AS PER PHMSA AID: THE TUBING INSTALLATION WAS PART OF A NEW CONSTRUCTION PROJECT, THUS OQ DID NOT APPLY. THE CONNECTION FAILURE OCCURRED DUE TO THE INSTALLER NOT FOLLOWING THE CORRECT TUBING CRIMPING VERIFICATION PROCEDURE. PHILLIPS 66 PLANS TO IMPLEMENT A SECONDARY PRE-STARTUP VERIFICATION PROCESS ON LARGER DIAMETER TUBING FOR NEW CONSTRUCTION INSTALLATIONS.

About This Pipeline Incident

Pipeline incident data is reported to the Pipeline and Hazardous Materials Safety Administration (PHMSA). All significant incidents involving fatalities, injuries, or property damage over $50,000 must be reported.

Back to All Incidents More Incidents in