Incident details
Operator, cause, commodity and consequences with raw source fields.
GTG incident on 2015-08-26 — TX
Operator
Gulf South Pipeline Company, Lp
Cause
Other Incident Cause
Commodity
Natural Gas
Program
GTG
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$625,000
Incident datetime
2015-08-26 20:45
Report number
Location
TX
Narrative
Dive company was jetting to expose sub-sea tie-in valve assembly for pipeline abandonment. Line disconnected, gas released and ignited at the surface. Cause is still under investigation. 7-7-16 dive company was jetting to expose sub-sea tie-in valve assembly for pipeline abandonment. Sub-sea connector appeared to be damaged during work activities, thereby, causing a gas release.
Detailed record list
Report Received Date
2015-09-18 00:00:00
Iyear
2015
Report Number
20150114
Supplemental Number
17139
Report Type
Supplemental Final
Operator Id
31728
Name
Gulf South Pipeline Company, Lp
Operator Street Address
9 Greenway Plaza Suite 2800
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77046
Local Datetime
2015-08-26 20:45:00
Location Latitude
29.043056
Location Longitude
-91.69944
Nrc Rpt Num
1126790
Nrc Rpt Datetime
2015-08-26 21:40:00
Commodity Released Type
Natural Gas
Unintentional Release
2631
Intentional Release
0
Accompanying Liquid
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2015-08-26 20:45:00
Restart Datetime
2015-09-06 16:00:00
Ignite Ind
Yes
Explode Ind
No
Num Pub Evacuated
0
Incident Identified Datetime
2015-08-26 20:45:00
On Site Datetime
2015-08-26 23:50:00
On Off Shore
Offshore
Off Water Depth
25
Off Accident Origin
On The Outer Continental Shelf (Ocs)
Off Ocs Area
Eugene Island
Off Ocs Block
95
Off Area Accident Type
Below Water, Pipe Buried Or Jetted Below Seabed
Pipe Facility Type
Interstate
System Part Involved
Offshore Pipeline, Including Riser And Riser Bend
Item Involved
Flange Assembly
Installation Year
2006
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Connection Failure
Class Location Type
Class 1 Location
Could Be Hca
No
Pir Radius
382
Heat Damage Ind
No
Non Heat Damage Ind
No
Hca Fatalities Ind
No
Est Cost Oper Paid
0
Est Cost Unintentional Release
8098
Est Cost Intentional Release
0
Est Cost Prop Damage
625000
Est Cost Emergency
10000
Est Cost Other
200000
Est Cost Other Details
Investigation
Prpty
843098
Accident Psig
925
Mop Psig
1200
Mop Cfr Section
192.619(A)(1)
Accident Pressure
Pressure Did Not Exceed Maop
Pressure Restriction Ind
No
Upstream Valve Type Ind
Automatic
Downstream Valve Type Ind
Automatic
Length Segment Isolated
174240
Internal Inspection Ind
No
Other Restrictions Ind
Yes
Other Inspection Ind
Yes
Internal Inspection Details
Sub-Sea Tie-In
Operation Complications Ind
Yes
Low Flow Ind
Yes
Pipeline Function
Transmission System
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
Yes
Scada Conf Ind
No
Accident Identifier
Notification From Public
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
Incident occurred while contractor was onsite for scheduled outage performed by area.
Employee Drug Test Ind
Yes
Contractor Drug Test Ind
Yes
Num Employees Tested
2
Num Employees Failed
0
Num Contractors Tested
24
Num Contractors Failed
0
Cause
Other Incident Cause
Cause Details
Miscellaneous
Other Type
Miscellaneous
Misc Details
Dive Company Was Jetting To Expose Sub-Sea Tie-In Valve Assembly For Pipeline Abandonment. Sub-Sea Connector Appeared To Be Damaged During Work Activities, Thereby, Causing A Gas Release.
Preparer Name
S****** M********
Preparer Title
Pa Oq And Event Support Program Leader
Preparer Email
S****************@b*****.com
Preparer Telephone
2706886357
Preparer Fax
2706886948
Authorizer Name
J****** B* M******
Authorizer Title
Manager Codes And Standards
Authorizer Telephone
2706886361
Authorizer Email
J***********@b*****.com
Narrative
Dive company was jetting to expose sub-sea tie-in valve assembly for pipeline abandonment. Line disconnected, gas released and ignited at the surface. Cause is still under investigation. 7-7-16 dive company was jetting to expose sub-sea tie-in valve assembly for pipeline abandonment. Sub-sea connector appeared to be damaged during work activities, thereby, causing a gas release.
| Report Received Date | 2015-09-18 00:00:00 |
|---|---|
| Iyear | 2015 |
| Report Number | 20150114 |
| Supplemental Number | 17139 |
| Report Type | Supplemental Final |
| Operator Id | 31728 PHMSA Enforcement |
| Name | Gulf South Pipeline Company, Lp |
| Operator Street Address | 9 Greenway Plaza Suite 2800 |
| Operator City Name | Houston |
| Operator State Abbreviation | TX |
| Operator Postal Code | 77046 |
| Local Datetime | 2015-08-26 20:45:00 |
| Location Latitude | 29.043056 Google Maps OpenStreetMap |
| Location Longitude | -91.69944 Google Maps OpenStreetMap |
| Nrc Rpt Num | 1126790 NRC Report How to search |
| Nrc Rpt Datetime | 2015-08-26 21:40:00 |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 2631 |
| Intentional Release | 0 |
| Accompanying Liquid | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2015-08-26 20:45:00 |
| Restart Datetime | 2015-09-06 16:00:00 |
| Ignite Ind | Yes |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Incident Identified Datetime | 2015-08-26 20:45:00 |
| On Site Datetime | 2015-08-26 23:50:00 |
| On Off Shore | Offshore |
| Off Water Depth | 25 |
| Off Accident Origin | On The Outer Continental Shelf (Ocs) |
| Off Ocs Area | Eugene Island |
| Off Ocs Block | 95 |
| Off Area Accident Type | Below Water, Pipe Buried Or Jetted Below Seabed |
| Pipe Facility Type | Interstate |
| System Part Involved | Offshore Pipeline, Including Riser And Riser Bend |
| Item Involved | Flange Assembly |
| Installation Year | 2006 |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Connection Failure |
| Class Location Type | Class 1 Location |
| Could Be Hca | No |
| Pir Radius | 382 |
| Heat Damage Ind | No |
| Non Heat Damage Ind | No |
| Hca Fatalities Ind | No |
| Est Cost Oper Paid | 0 |
| Est Cost Unintentional Release | 8098 |
| Est Cost Intentional Release | 0 |
| Est Cost Prop Damage | 625000 |
| Est Cost Emergency | 10000 |
| Est Cost Other | 200000 |
| Est Cost Other Details | Investigation |
| Prpty | 843098 |
| Accident Psig | 925 |
| Mop Psig | 1200 |
| Mop Cfr Section | 192.619(A)(1) View CFR 49 §192 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Pressure Restriction Ind | No |
| Upstream Valve Type Ind | Automatic |
| Downstream Valve Type Ind | Automatic |
| Length Segment Isolated | 174240 |
| Internal Inspection Ind | No |
| Other Restrictions Ind | Yes |
| Other Inspection Ind | Yes |
| Internal Inspection Details | Sub-Sea Tie-In |
| Operation Complications Ind | Yes |
| Low Flow Ind | Yes |
| Pipeline Function | Transmission System |
| Scada In Place Ind | Yes |
| Scada Operating Ind | Yes |
| Scada Functional Ind | Yes |
| Scada Detection Ind | Yes |
| Scada Conf Ind | No |
| Accident Identifier | Notification From Public |
| 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 | Incident occurred while contractor was onsite for scheduled outage performed by area. |
| Employee Drug Test Ind | Yes |
| Contractor Drug Test Ind | Yes |
| Num Employees Tested | 2 |
| Num Employees Failed | 0 |
| Num Contractors Tested | 24 |
| Num Contractors Failed | 0 |
| Cause | Other Incident Cause |
| Cause Details | Miscellaneous |
| Other Type | Miscellaneous |
| Misc Details | Dive Company Was Jetting To Expose Sub-Sea Tie-In Valve Assembly For Pipeline Abandonment. Sub-Sea Connector Appeared To Be Damaged During Work Activities, Thereby, Causing A Gas Release. |
| Preparer Name | S****** M******** |
| Preparer Title | Pa Oq And Event Support Program Leader |
| Preparer Email | S****************@b*****.com |
| Preparer Telephone | 2706886357 |
| Preparer Fax | 2706886948 |
| Authorizer Name | J****** B* M****** |
| Authorizer Title | Manager Codes And Standards |
| Authorizer Telephone | 2706886361 |
| Authorizer Email | J***********@b*****.com |
| Narrative | Dive company was jetting to expose sub-sea tie-in valve assembly for pipeline abandonment. Line disconnected, gas released and ignited at the surface. Cause is still under investigation. 7-7-16 dive company was jetting to expose sub-sea tie-in valve assembly for pipeline abandonment. Sub-sea connector appeared to be damaged during work activities, thereby, causing a gas release. |
External Resources
PHMSA pipeline safety insights.
Product
Features
Company
All rights reserved. Copyright © by ClearPHMSA