HL incident on 2018-05-30 — TX

Operator
Enterprise Crude Pipeline Llc
Cause
Other Outside Force Damage
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$13,500
Incident datetime
2018-05-30 10:10
Report number
Location
TX
Narrative
Contractor was mowing parallel to the line and was driving over a small terrace at a slight angle. The mower attachment shifted and came down on top of an exposed section of the pipeline causing damage to the pipeline resulting in a release. Contractor notified enterprise personnel at 10:10 am and employee arrived onsite at 10:40 to confirm the leak was an enterprise line. Pipeline was shut down at 11:00 am and nrc notification was made at 11:22 am (nrc# 1213660). Cleanup and remediation began immediately after. Twenty-ix feet of pipeline was replaced with new pipe on may 31, 2018. Pipeline was restarted and returned to normal operations once replacement repair was completed. Nrc 48 hour update was made on 6/1/2018 at 9:14 am (nrc#1213887).
Detailed record list
Report Received Date
2018-06-26 00:00:00
Iyear
2018
Report Number
20180178
Supplemental Number
30730
Report Type
Supplemental Final
Operator Id
Name
Enterprise Crude Pipeline Llc
Operator Street Address
1100 Louisiana Street
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2018-05-30 10:07:00
Location Latitude
Location Longitude
Commodity Released Type
Crude Oil
Unintentional Release Bbls
20
Recovered Bbls
20
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
2018-05-30 10:10:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2018-05-30 11:00:00
Restart Datetime
2018-05-31 17:40:00
On Site Datetime
2018-05-30 10:40:00
Nrc Rpt Datetime
2018-05-30 11:20:00
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
C158
Segment Name
Healdton #6 To Healdton Station
Onshore State Abbreviation
Ok
Onshore Postal Code
73438
Onshore City Name
Healdton
Onshore County Name
Carter
Designated Location
Milepost/valve Station
Designated Name
Appx Mp 4
Federal
No
Location Type
Totally Contained On Operator-Controlled Property
Incident Area Type
Underground
Incident Area Subtype
Other
Incident Area Details
Exposed Area Of Pipeline
Depth Of Cover
Unknown
Crossing
No
Pipe Facility Type
Intrastate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
3
Pipe Wall Thickness
0.25
Pipe Smys
Unknown
Pipe Specification
Unknown
Pipe Seam Type
Other
Pipe Seam Details
Unknown
Pipe Manufacturer
Unknown
Pipe Coating Type
None
Installation Year
Unknown
Manufactured Year
Unknown
Material Involved
Carbon Steel
Release Type
Other
Release Type Details
Mower Struck Exposed Portion Of Pipeline
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
No
Remediation Ind
No
Water Contam Ind
No
Could Be Hca
Yes
Commodity Reached Hca
Yes
Other Pop Ind
Yes
Other Pop Yes No
Yes
Est Cost Oper Paid
0
Est Cost Gas Released
1500
Est Cost Prop Damage
13500
Est Cost Emergency
0
Est Cost Environmental
45000
Est Cost Other
6000
Est Cost Other Details
Other Costs Are Pending If Additional Soil Tests Or Remediation Is Needed
Prpty
66000
Accident Psig
125
Mop Psig
275
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
6864
Internal Inspection Ind
No
Other Inspection Ind
Yes
Internal Inspection Details
Pipe Size (3 Inch Line)
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
Yes
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
Other Outside Force Damage
Cause Details
Damage By Car, Truck, Or Other Motorized Vehicle/equipment Not Engaged In Excavation
Outside Force Type
Damage By Car, Truck, Or Other Motorized Vehicle/equipment Not Engaged In Excavation
Vehicle Subtype
Operator's Contractor
Preparer Name
L**** W*******
Preparer Title
Pipeline Compliance Senior Engineer
Preparer Email
L*********@e****.com
Preparer Telephone
713-381-6748
Prepared Date
2018-07-31 00:00:00
Authorizer Name
L**** W*******
Authorizer Telephone
713-381-6748
Authorizer Title
Pipeline Compliance Senior Engineer
Authorizer Email
L*********@e****.com
Narrative
Contractor was mowing parallel to the line and was driving over a small terrace at a slight angle. The mower attachment shifted and came down on top of an exposed section of the pipeline causing damage to the pipeline resulting in a release. Contractor notified enterprise personnel at 10:10 am and employee arrived onsite at 10:40 to confirm the leak was an enterprise line. Pipeline was shut down at 11:00 am and nrc notification was made at 11:22 am (nrc# 1213660). Cleanup and remediation began immediately after. Twenty-ix feet of pipeline was replaced with new pipe on may 31, 2018. Pipeline was restarted and returned to normal operations once replacement repair was completed. Nrc 48 hour update was made on 6/1/2018 at 9:14 am (nrc#1213887).
Report Received Date 2018-06-26 00:00:00
Iyear 2018
Report Number 20180178
Supplemental Number 30730
Report Type Supplemental Final
Operator Id 30829 PHMSA Enforcement
Name Enterprise Crude Pipeline Llc
Operator Street Address 1100 Louisiana Street
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77002
Local Datetime 2018-05-30 10:07:00
Location Latitude 34.231129 Google Maps OpenStreetMap
Location Longitude -97.50474 Google Maps OpenStreetMap
Commodity Released Type Crude Oil
Unintentional Release Bbls 20
Recovered Bbls 20
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 2018-05-30 10:10:00
System Part Involved Onshore Pipeline, Including Valve Sites
On Off Shore Onshore
Shutdown Due Accident Ind Yes
Shutdown Datetime 2018-05-30 11:00:00
Restart Datetime 2018-05-31 17:40:00
On Site Datetime 2018-05-30 10:40:00
Nrc Rpt Datetime 2018-05-30 11:20:00
Nrc Rpt Num 1213660 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 C158
Segment Name Healdton #6 To Healdton Station
Onshore State Abbreviation Ok
Onshore Postal Code 73438
Onshore City Name Healdton
Onshore County Name Carter
Designated Location Milepost/valve Station
Designated Name Appx Mp 4
Federal No
Location Type Totally Contained On Operator-Controlled Property
Incident Area Type Underground
Incident Area Subtype Other
Incident Area Details Exposed Area Of Pipeline
Depth Of Cover Unknown
Crossing No
Pipe Facility Type Intrastate
Item Involved Pipe
Pipe Type Pipe Body
Pipe Diameter 3
Pipe Wall Thickness 0.25
Pipe Smys Unknown
Pipe Specification Unknown
Pipe Seam Type Other
Pipe Seam Details Unknown
Pipe Manufacturer Unknown
Pipe Coating Type None
Installation Year Unknown
Manufactured Year Unknown
Material Involved Carbon Steel
Release Type Other
Release Type Details Mower Struck Exposed Portion Of Pipeline
Wildlife Impact Ind No
Soil Contamination Yes
Long Term Assessment No
Remediation Ind No
Water Contam Ind No
Could Be Hca Yes
Commodity Reached Hca Yes
Other Pop Ind Yes
Other Pop Yes No Yes
Est Cost Oper Paid 0
Est Cost Gas Released 1500
Est Cost Prop Damage 13500
Est Cost Emergency 0
Est Cost Environmental 45000
Est Cost Other 6000
Est Cost Other Details Other Costs Are Pending If Additional Soil Tests Or Remediation Is Needed
Prpty 66000
Accident Psig 125
Mop Psig 275
Accident Pressure Pressure Did Not Exceed Mop
Pressure Restriction Ind No
Length Segment Isolated 6864
Internal Inspection Ind No
Other Inspection Ind Yes
Internal Inspection Details Pipe Size (3 Inch Line)
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 Yes
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 Other Outside Force Damage
Cause Details Damage By Car, Truck, Or Other Motorized Vehicle/equipment Not Engaged In Excavation
Outside Force Type Damage By Car, Truck, Or Other Motorized Vehicle/equipment Not Engaged In Excavation
Vehicle Subtype Operator's Contractor
Preparer Name L**** W*******
Preparer Title Pipeline Compliance Senior Engineer
Preparer Email L*********@e****.com
Preparer Telephone 713-381-6748
Prepared Date 2018-07-31 00:00:00
Authorizer Name L**** W*******
Authorizer Telephone 713-381-6748
Authorizer Title Pipeline Compliance Senior Engineer
Authorizer Email L*********@e****.com
Narrative Contractor was mowing parallel to the line and was driving over a small terrace at a slight angle. The mower attachment shifted and came down on top of an exposed section of the pipeline causing damage to the pipeline resulting in a release. Contractor notified enterprise personnel at 10:10 am and employee arrived onsite at 10:40 to confirm the leak was an enterprise line. Pipeline was shut down at 11:00 am and nrc notification was made at 11:22 am (nrc# 1213660). Cleanup and remediation began immediately after. Twenty-ix feet of pipeline was replaced with new pipe on may 31, 2018. Pipeline was restarted and returned to normal operations once replacement repair was completed. Nrc 48 hour update was made on 6/1/2018 at 9:14 am (nrc#1213887).

All rights reserved. Copyright © by ClearPHMSA