HL incident on 2014-08-26 — TX

Operator
Enterprise Products Operating Llc
Cause
Equipment Failure
Commodity
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Program
HL
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$42,000
Incident datetime
2014-08-26 14:45
Report number
Location
TX
Narrative
On 8/26/2014 at 13:45 hrs, pipeline control received a call from formosa plant employee stating that there was a small fire on or near our pipeline; subsequently, c11 pipeline was shutdown at 13:49hrs. Enterprise dispatched an employee to the site and confirmed that the fire was on our c11 pipeline around the flange area on the pig trap block valve at 14:45hrs. The line was isolated and the fire was monitored until it burned out. The affected valve and gasket were inspected with no apparent defects found. A new valve and gasket were installed and the pipeline was returned to service at 22:20hrs. At the time of incident, heavy lightning and thunderstorms were in the area which appears to be the source of ignition.
Detailed record list
Report Received Date
2014-09-23 00:00:00
Iyear
2014
Report Number
20140336
Supplemental Number
19749
Report Type
Original Final
Operator Id
Name
Enterprise Products Operating Llc
Operator Street Address
1100 Louisiana Street
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2014-08-26 13:45:00
Location Latitude
Location Longitude
Commodity Released Type
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype
Other Hvl
Commodity Details
Propylene
Unintentional Release Bbls
0.93
Intentional Release Bbls
167
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Other
Accident Details
Formosa Plant Employee
Incident Identified Datetime
2014-08-26 14:45:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2014-08-26 13:49:00
Restart Datetime
2014-08-26 22:20:00
On Site Datetime
2014-08-26 14:45:00
Nrc Rpt Datetime
2014-08-26 15:25:00
Nrc Rpt Num
Ignite Ind
Yes
Explode Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Remotely Controlled
Num Pub Evacuated
0
Pipe Fac Name
C11
Segment Name
Formosa To Mont Belvieu
Onshore State Abbreviation
Tx
Onshore Postal Code
77978
Onshore City Name
Point Comfort
Onshore County Name
Calhoun
Designated Location
Milepost/valve Station
Designated Name
Mp 0
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Aboveground
Incident Area Subtype
Typical Aboveground Facility Piping Or Appurtenance
Crossing
No
Pipe Facility Type
Intrastate
Item Involved
Flange Assembly
Installation Year
2002
Material Involved
Material Other Than Carbon Steel
Material Details
Gasket
Release Type
Leak
Leak Type
Pinhole
Wildlife Impact Ind
No
Soil Contamination
No
Long Term Assessment
No
Remediation Ind
No
Water Contam Ind
No
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
0
Est Cost Gas Released
7750
Est Cost Prop Damage
42000
Est Cost Emergency
0
Est Cost Environmental
0
Est Cost Other
0
Prpty
49750
Accident Psig
401
Mop Psig
1440
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
7900
Internal Inspection Ind
Yes
Operation Complications Ind
No
Pipeline Function
> 20% Smys Regulated Transmission
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
No
Scada Conf Ind
No
Cpm In Place Ind
Yes
Cpm Operating Ind
Yes
Cpm Functional Ind
Yes
Cpm Detection Ind
No
Cpm Conf Ind
No
Investigation Status
No, the operator did not find that an investigation of the controller(s) actions or control room issues was necessary due to: (provide an explanation for why the operator did not investigate)
Investigation Status Details
Pipeline controllers were not at fault. Incident is not detectable by scada or cpm.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Non-Threaded Connection Failure
Eq Failure Type
Non-Threaded Connection Failure
Other Non Threaded Ind
Gasket
Eq Additional Other Ind
Yes
Eq Additional Other Details
Material Degradation Over Time
Preparer Name
N*** B******
Preparer Title
Sr. Pipeline Compliance Specialist
Preparer Email
W********@e****.com
Preparer Telephone
713-381-3536
Prepared Date
2014-09-23 00:00:00
Authorizer Name
N*** B******
Authorizer Telephone
713-381-3536
Authorizer Title
Sr. Pipeline Compliance Specialist
Authorizer Email
W********@e****.com
Narrative
On 8/26/2014 at 13:45 hrs, pipeline control received a call from formosa plant employee stating that there was a small fire on or near our pipeline; subsequently, c11 pipeline was shutdown at 13:49hrs. Enterprise dispatched an employee to the site and confirmed that the fire was on our c11 pipeline around the flange area on the pig trap block valve at 14:45hrs. The line was isolated and the fire was monitored until it burned out. The affected valve and gasket were inspected with no apparent defects found. A new valve and gasket were installed and the pipeline was returned to service at 22:20hrs. At the time of incident, heavy lightning and thunderstorms were in the area which appears to be the source of ignition.
Report Received Date 2014-09-23 00:00:00
Iyear 2014
Report Number 20140336
Supplemental Number 19749
Report Type Original Final
Operator Id 31618 PHMSA Enforcement
Name Enterprise Products Operating Llc
Operator Street Address 1100 Louisiana Street
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77002
Local Datetime 2014-08-26 13:45:00
Location Latitude 28.69666 Google Maps OpenStreetMap
Location Longitude -96.55023 Google Maps OpenStreetMap
Commodity Released Type Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype Other Hvl
Commodity Details Propylene
Unintentional Release Bbls 0.93
Intentional Release Bbls 167
Recovered Bbls 0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Other
Accident Details Formosa Plant Employee
Incident Identified Datetime 2014-08-26 14:45:00
System Part Involved Onshore Pipeline, Including Valve Sites
On Off Shore Onshore
Shutdown Due Accident Ind Yes
Shutdown Datetime 2014-08-26 13:49:00
Restart Datetime 2014-08-26 22:20:00
On Site Datetime 2014-08-26 14:45:00
Nrc Rpt Datetime 2014-08-26 15:25:00
Nrc Rpt Num 1093518 NRC Report How to search
Ignite Ind Yes
Explode Ind No
Upstream Valve Type Ind Manual
Downstream Valve Type Ind Remotely Controlled
Num Pub Evacuated 0
Pipe Fac Name C11
Segment Name Formosa To Mont Belvieu
Onshore State Abbreviation Tx
Onshore Postal Code 77978
Onshore City Name Point Comfort
Onshore County Name Calhoun
Designated Location Milepost/valve Station
Designated Name Mp 0
Federal No
Location Type Pipeline Right-Of-Way
Incident Area Type Aboveground
Incident Area Subtype Typical Aboveground Facility Piping Or Appurtenance
Crossing No
Pipe Facility Type Intrastate
Item Involved Flange Assembly
Installation Year 2002
Material Involved Material Other Than Carbon Steel
Material Details Gasket
Release Type Leak
Leak Type Pinhole
Wildlife Impact Ind No
Soil Contamination No
Long Term Assessment No
Remediation Ind No
Water Contam Ind No
Could Be Hca No
Commodity Reached Hca No
Est Cost Oper Paid 0
Est Cost Gas Released 7750
Est Cost Prop Damage 42000
Est Cost Emergency 0
Est Cost Environmental 0
Est Cost Other 0
Prpty 49750
Accident Psig 401
Mop Psig 1440
Accident Pressure Pressure Did Not Exceed Mop
Pressure Restriction Ind No
Length Segment Isolated 7900
Internal Inspection Ind Yes
Operation Complications Ind No
Pipeline Function > 20% Smys Regulated Transmission
Scada In Place Ind Yes
Scada Operating Ind Yes
Scada Functional Ind Yes
Scada Detection Ind No
Scada Conf Ind No
Cpm In Place Ind Yes
Cpm Operating Ind Yes
Cpm Functional Ind Yes
Cpm Detection Ind No
Cpm Conf Ind No
Investigation Status No, the operator did not find that an investigation of the controller(s) actions or control room issues was necessary due to: (provide an explanation for why the operator did not investigate)
Investigation Status Details Pipeline controllers were not at fault. Incident is not detectable by scada or cpm.
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Equipment Failure
Cause Details Non-Threaded Connection Failure
Eq Failure Type Non-Threaded Connection Failure
Other Non Threaded Ind Gasket
Eq Additional Other Ind Yes
Eq Additional Other Details Material Degradation Over Time
Preparer Name N*** B******
Preparer Title Sr. Pipeline Compliance Specialist
Preparer Email W********@e****.com
Preparer Telephone 713-381-3536
Prepared Date 2014-09-23 00:00:00
Authorizer Name N*** B******
Authorizer Telephone 713-381-3536
Authorizer Title Sr. Pipeline Compliance Specialist
Authorizer Email W********@e****.com
Narrative On 8/26/2014 at 13:45 hrs, pipeline control received a call from formosa plant employee stating that there was a small fire on or near our pipeline; subsequently, c11 pipeline was shutdown at 13:49hrs. Enterprise dispatched an employee to the site and confirmed that the fire was on our c11 pipeline around the flange area on the pig trap block valve at 14:45hrs. The line was isolated and the fire was monitored until it burned out. The affected valve and gasket were inspected with no apparent defects found. A new valve and gasket were installed and the pipeline was returned to service at 22:20hrs. At the time of incident, heavy lightning and thunderstorms were in the area which appears to be the source of ignition.

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