HL incident on 2016-05-25 — TX

Operator
Dixie Pipeline Company 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)
$200
Incident datetime
2016-05-25 07:00
Report number
Location
TX
Narrative
At 7:00 a.M. C.D.T. On may 25, 2016, the dixie operator opened the injection valve at iowa station to re-start station after completion of recent hydrostatic test on dixie main line. After valve was opened and propane was introduced, the operator noticed a hissing sound near the sample building. Further investigation revealed propane leaking from the crimped end of decommissioned underground tubing. Tubing was isolated and properly removed from service, and station was returned to normal operations.
Detailed record list
Report Received Date
2016-06-23 00:00:00
Iyear
2016
Report Number
20160193
Supplemental Number
21457
Report Type
Original Final
Operator Id
Name
Dixie Pipeline Company Llc
Operator Street Address
1100 Louisiana St.
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2016-05-25 07:00:00
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
Propane
Unintentional Release Bbls
0.2
Intentional Release Bbls
0
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
Incident Identified Datetime
2016-05-25 07:00:00
System Part Involved
Onshore Pump/meter Station Equipment And Piping
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
Shutdown Was Not Required Because Tubing Was Isolated
On Site Datetime
2016-05-25 07:00:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Pipe Fac Name
Iowa Station
Segment Name
Line Id 120
Onshore State Abbreviation
La
Onshore Postal Code
70647
Onshore City Name
Iowa
Onshore County Name
Jeff Davis
Designated Location
Milepost/valve Station
Designated Name
122.82
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
12
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Tubing
Installation Year
Unknown
Material Involved
Material Other Than Carbon Steel
Material Details
Stainless Steel
Release Type
Leak
Leak Type
Other
Leak Type Other
Leak Through Crimped Tubing
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
0
Est Cost Prop Damage
200
Est Cost Emergency
0
Est Cost Environmental
0
Est Cost Other
0
Prpty
200
Accident Psig
265
Mop Psig
1440
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
Yes
Exceed Restriction Ind
No
Phmsa Restriction Ind
Not Mandated
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
Controller nor control room were a contributing factor
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Defective Or Loose Tubing Or Fitting
Eq Failure Type
Defective Or Loose Tubing Or Fitting
Eq Additional Other Ind
Yes
Eq Additional Other Details
Leak Through Crimped End Of Tubing
Preparer Name
E**** W*******
Preparer Title
Pipeline Compliance Engineer
Preparer Email
E********@e****.com
Preparer Telephone
7133815757
Prepared Date
2016-06-23 00:00:00
Authorizer Name
E**** W*******
Authorizer Telephone
7133815757
Authorizer Title
Pipeline Compliance Engineer
Authorizer Email
E********@e****.com
Narrative
At 7:00 a.M. C.D.T. On may 25, 2016, the dixie operator opened the injection valve at iowa station to re-start station after completion of recent hydrostatic test on dixie main line. After valve was opened and propane was introduced, the operator noticed a hissing sound near the sample building. Further investigation revealed propane leaking from the crimped end of decommissioned underground tubing. Tubing was isolated and properly removed from service, and station was returned to normal operations.
Report Received Date 2016-06-23 00:00:00
Iyear 2016
Report Number 20160193
Supplemental Number 21457
Report Type Original Final
Operator Id 3445 PHMSA Enforcement
Name Dixie Pipeline Company Llc
Operator Street Address 1100 Louisiana St.
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77002
Local Datetime 2016-05-25 07:00:00
Location Latitude 30.30867 Google Maps OpenStreetMap
Location Longitude -93.01369 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 Propane
Unintentional Release Bbls 0.2
Intentional Release Bbls 0
Recovered Bbls 0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Local Operating Personnel, Including Contractors
Operator Type Operator Employee
Incident Identified Datetime 2016-05-25 07:00:00
System Part Involved Onshore Pump/meter Station Equipment And Piping
On Off Shore Onshore
Shutdown Due Accident Ind No
Shutdown Explain Shutdown Was Not Required Because Tubing Was Isolated
On Site Datetime 2016-05-25 07:00:00
Nrc Rpt Num Nrc Notification Not Required NRC Report How to search
Ignite Ind No
Explode Ind No
Num Pub Evacuated 0
Pipe Fac Name Iowa Station
Segment Name Line Id 120
Onshore State Abbreviation La
Onshore Postal Code 70647
Onshore City Name Iowa
Onshore County Name Jeff Davis
Designated Location Milepost/valve Station
Designated Name 122.82
Federal No
Location Type Totally Contained On Operator-Controlled Property
Incident Area Type Underground
Incident Area Subtype Under Soil
Depth Of Cover 12
Crossing No
Pipe Facility Type Interstate
Item Involved Tubing
Installation Year Unknown
Material Involved Material Other Than Carbon Steel
Material Details Stainless Steel
Release Type Leak
Leak Type Other
Leak Type Other Leak Through Crimped Tubing
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 0
Est Cost Prop Damage 200
Est Cost Emergency 0
Est Cost Environmental 0
Est Cost Other 0
Prpty 200
Accident Psig 265
Mop Psig 1440
Accident Pressure Pressure Did Not Exceed Mop
Pressure Restriction Ind Yes
Exceed Restriction Ind No
Phmsa Restriction Ind Not Mandated
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 Controller nor control room were a contributing factor
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Equipment Failure
Cause Details Defective Or Loose Tubing Or Fitting
Eq Failure Type Defective Or Loose Tubing Or Fitting
Eq Additional Other Ind Yes
Eq Additional Other Details Leak Through Crimped End Of Tubing
Preparer Name E**** W*******
Preparer Title Pipeline Compliance Engineer
Preparer Email E********@e****.com
Preparer Telephone 7133815757
Prepared Date 2016-06-23 00:00:00
Authorizer Name E**** W*******
Authorizer Telephone 7133815757
Authorizer Title Pipeline Compliance Engineer
Authorizer Email E********@e****.com
Narrative At 7:00 a.M. C.D.T. On may 25, 2016, the dixie operator opened the injection valve at iowa station to re-start station after completion of recent hydrostatic test on dixie main line. After valve was opened and propane was introduced, the operator noticed a hissing sound near the sample building. Further investigation revealed propane leaking from the crimped end of decommissioned underground tubing. Tubing was isolated and properly removed from service, and station was returned to normal operations.

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