HL incident on 2019-04-16 — TX

Operator
Enterprise Products Operating Llc
Cause
Material Failure Of Pipe Or Weld
Commodity
Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions
Program
HL
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$84,600
Incident datetime
2019-04-16 11:08
Report number
Location
TX
Narrative
At 11:08 mst on 4/16/2019, integrity rehab excavating crew discovered a small pinhole leak in bottom of girth weld after sandblasting the pipe for inspection. The pipe segment was shut down and a plidco sleeve was applied over the weld to stop the leak. The pipe segment remained out of service until the feature was cut out and a replacement pipe was installed on 9/18/2019. Visual examination of the girth weld confirmed a construction weld burn through as the cause of the leak. An initial nrc call was made on 4/16/2019 at 12:06 mst based on the estimation for repairs to exceed $50,000; nrc #1242899. A 48-hour nrc update call was made on 4/18/2019 at 07:35 mst; nrc #1243070.
Detailed record list
Report Received Date
2019-05-15 00:00:00
Iyear
2019
Report Number
20190154
Supplemental Number
33465
Report Type
Supplemental 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
2019-04-16 11:08:00
Location Latitude
Location Longitude
Commodity Released Type
Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions
Commodity Subtype
Mixture Of Refined Products (Transmix Or Other Mixture)
Unintentional Release Bbls
0.1
Recovered Bbls
0.1
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Contractor Working For The Operator
Incident Identified Datetime
2019-04-16 11:08:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2019-04-16 12:05:00
Restart Datetime
2019-09-19 16:39:00
On Site Datetime
2019-04-16 11:08:00
Nrc Rpt Datetime
2019-04-16 12:06:00
Nrc Rpt Num
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Manual
Num Pub Evacuated
0
Pipe Fac Name
Four Corners Lateral Loop
Segment Name
701
Onshore State Abbreviation
Nm
Onshore Postal Code
87540
Onshore City Name
Not Within A Municipality
Onshore County Name
Sandoval
Designated Location
Milepost/valve Station
Designated Name
Mp 295.51
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Exposed Due To Excavation
Depth Of Cover
Unknown
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Weld, Including Heat-Affected Zone
Pipe Diameter
10
Pipe Wall Thickness
0.19
Pipe Smys
65000
Pipe Specification
Api-5l
Pipe Seam Type
Erw - High Frequency
Pipe Manufacturer
American Steel
Pipe Coating Type
Other
Pipe Coating Details
Tape
Weld Subtype
Pipe Girth Weld
Installation Year
1980
Manufactured Year
Unknown
Material Involved
Carbon Steel
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
Yes
Commodity Reached Hca
No
Est Cost Oper Paid
0
Est Cost Gas Released
50
Est Cost Prop Damage
84600
Est Cost Emergency
5000
Est Cost Environmental
0
Est Cost Other
0
Est Cost Other Details
0
Prpty
89650
Accident Psig
1047
Mop Psig
1608
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
38300
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
The controllers did not contribute to causing the leak.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Material Failure Of Pipe Or Weld
Cause Details
Design-, Construction-, Installation-, Or Fabrication-Related
Other Analysis Ind
Yes
Other Analysis Details
Visual Examination Of Cut-Out Girth Weld
Failure Type
Design-, Construction-, Installation-, Or Fabrication-Related
Other Factor
Yes
Other Factor Details
Weld Disturbed By Excavation And Sand Blasting
Pwf Additional Other Ind
Yes
Collected Data Ind
Yes
Axial Magnetic Flx Lkg Ind
Yes
Cir Trn Wave Mgn Flx Lkg Ind
Yes
Geometry Deformation Ind
Yes
Axial Recent Year
2018
Circ Wave Recent Year
2018
Geometry Recent Year
2018
Other Recent Year
2018
Has Hydrtst Conduc Before Ind
No
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
H*** D***
Preparer Title
Sr. Pipeline Compliance Engineer
Preparer Email
H****@e****.com
Preparer Telephone
713-381-4277
Prepared Date
2020-03-09 00:00:00
Authorizer Name
H*** D***
Authorizer Telephone
713-381-4277
Authorizer Title
Sr. Pipeline Compliance Engineer
Authorizer Email
H****@e****.com
Narrative
At 11:08 mst on 4/16/2019, integrity rehab excavating crew discovered a small pinhole leak in bottom of girth weld after sandblasting the pipe for inspection. The pipe segment was shut down and a plidco sleeve was applied over the weld to stop the leak. The pipe segment remained out of service until the feature was cut out and a replacement pipe was installed on 9/18/2019. Visual examination of the girth weld confirmed a construction weld burn through as the cause of the leak. An initial nrc call was made on 4/16/2019 at 12:06 mst based on the estimation for repairs to exceed $50,000; nrc #1242899. A 48-hour nrc update call was made on 4/18/2019 at 07:35 mst; nrc #1243070.
Report Received Date 2019-05-15 00:00:00
Iyear 2019
Report Number 20190154
Supplemental Number 33465
Report Type Supplemental 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 2019-04-16 11:08:00
Location Latitude 35.4858 Google Maps OpenStreetMap
Location Longitude -106.7153 Google Maps OpenStreetMap
Commodity Released Type Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions
Commodity Subtype Mixture Of Refined Products (Transmix Or Other Mixture)
Unintentional Release Bbls 0.1
Recovered Bbls 0.1
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Local Operating Personnel, Including Contractors
Operator Type Contractor Working For The Operator
Incident Identified Datetime 2019-04-16 11:08:00
System Part Involved Onshore Pipeline, Including Valve Sites
On Off Shore Onshore
Shutdown Due Accident Ind Yes
Shutdown Datetime 2019-04-16 12:05:00
Restart Datetime 2019-09-19 16:39:00
On Site Datetime 2019-04-16 11:08:00
Nrc Rpt Datetime 2019-04-16 12:06:00
Nrc Rpt Num 1242899 NRC Report How to search
Ignite Ind No
Explode Ind No
Upstream Valve Type Ind Manual
Downstream Valve Type Ind Manual
Num Pub Evacuated 0
Pipe Fac Name Four Corners Lateral Loop
Segment Name 701
Onshore State Abbreviation Nm
Onshore Postal Code 87540
Onshore City Name Not Within A Municipality
Onshore County Name Sandoval
Designated Location Milepost/valve Station
Designated Name Mp 295.51
Federal No
Location Type Pipeline Right-Of-Way
Incident Area Type Underground
Incident Area Subtype Exposed Due To Excavation
Depth Of Cover Unknown
Crossing No
Pipe Facility Type Interstate
Item Involved Weld, Including Heat-Affected Zone
Pipe Diameter 10
Pipe Wall Thickness 0.19
Pipe Smys 65000
Pipe Specification Api-5l
Pipe Seam Type Erw - High Frequency
Pipe Manufacturer American Steel
Pipe Coating Type Other
Pipe Coating Details Tape
Weld Subtype Pipe Girth Weld
Installation Year 1980
Manufactured Year Unknown
Material Involved Carbon Steel
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 Yes
Commodity Reached Hca No
Est Cost Oper Paid 0
Est Cost Gas Released 50
Est Cost Prop Damage 84600
Est Cost Emergency 5000
Est Cost Environmental 0
Est Cost Other 0
Est Cost Other Details 0
Prpty 89650
Accident Psig 1047
Mop Psig 1608
Accident Pressure Pressure Did Not Exceed Mop
Pressure Restriction Ind No
Length Segment Isolated 38300
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 The controllers did not contribute to causing the leak.
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Material Failure Of Pipe Or Weld
Cause Details Design-, Construction-, Installation-, Or Fabrication-Related
Other Analysis Ind Yes
Other Analysis Details Visual Examination Of Cut-Out Girth Weld
Failure Type Design-, Construction-, Installation-, Or Fabrication-Related
Other Factor Yes
Other Factor Details Weld Disturbed By Excavation And Sand Blasting
Pwf Additional Other Ind Yes
Collected Data Ind Yes
Axial Magnetic Flx Lkg Ind Yes
Cir Trn Wave Mgn Flx Lkg Ind Yes
Geometry Deformation Ind Yes
Axial Recent Year 2018
Circ Wave Recent Year 2018
Geometry Recent Year 2018
Other Recent Year 2018
Has Hydrtst Conduc Before Ind No
Direct Asmnt Conducted No
Non Destructive Exam Ind No
Preparer Name H*** D***
Preparer Title Sr. Pipeline Compliance Engineer
Preparer Email H****@e****.com
Preparer Telephone 713-381-4277
Prepared Date 2020-03-09 00:00:00
Authorizer Name H*** D***
Authorizer Telephone 713-381-4277
Authorizer Title Sr. Pipeline Compliance Engineer
Authorizer Email H****@e****.com
Narrative At 11:08 mst on 4/16/2019, integrity rehab excavating crew discovered a small pinhole leak in bottom of girth weld after sandblasting the pipe for inspection. The pipe segment was shut down and a plidco sleeve was applied over the weld to stop the leak. The pipe segment remained out of service until the feature was cut out and a replacement pipe was installed on 9/18/2019. Visual examination of the girth weld confirmed a construction weld burn through as the cause of the leak. An initial nrc call was made on 4/16/2019 at 12:06 mst based on the estimation for repairs to exceed $50,000; nrc #1242899. A 48-hour nrc update call was made on 4/18/2019 at 07:35 mst; nrc #1243070.

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