SUNOCO PIPELINE L.P.
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | SUNOCO PIPELINE L.P. |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 39.86222, -75.41906 |
Cause
| Cause | OTHER OUTSIDE FORCE DAMAGE |
| Subcause | — |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | — |
| Lost Commodity | — |
| Public/Private Damage | — |
| Emergency Response | — |
| Environmental Remediation | — |
| Other Costs | — |
Location Map
Incident Narrative
RELEASE RESULTED FROM A CRACKED 1"" NPT PIPE NIPPLE ON THE INLET SIDE OF A THERMAL RELIEF VALVE. THE 1"" PIPING COMING OUT OF THE THERMAL RELIEF VALVE APPEARED TO BE BENT AT SOME POINT IN TIME RESULTING IN STRESS TO THE THREADED AREA OF THE PIPE THAT WENT INTO THE THERMAL RELIEF VALVE. OVER TIME, THE PRESSURE CYCLING WEAKENED THE STRESS POINT THAT RESULTED IN THE CRACKED NIPPLE FAILURE. RE-SUBMITTED ON 3/26/2013 TO INCLUDE PART E5F PER PHMSA REQUEST.
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.