Incident details
Operator, cause, commodity and consequences with raw source fields.
GTG incident on 2012-10-24 — TX
Operator
Texas Eastern Transmission Lp (Spectra Energy Corp)
Cause
Corrosion Failure
Commodity
Natural Gas
Program
GTG
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$240,000
Incident datetime
2012-10-24 08:30
Report number
Location
TX
Narrative
Indications of bubbles on the water surface in main pass block 94 were reported on october 24, 2012 by spectra energy personnel conducting a routine fly over in a helicopter. The leak was caused by a pinhole leak resulting from internal corrosion. Repair was completed by installing a leak clamp.
Detailed record list
Report Received Date
2012-11-06 00:00:00
Iyear
2012
Report Number
20120111
Supplemental Number
16221
Report Type
Supplemental Final
Operator Id
19235
Name
Texas Eastern Transmission Lp (Spectra Energy Corp)
Operator Street Address
915 North Eldridge Parkway
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77079
Local Datetime
2012-10-24 08:30:00
Location Latitude
29.615
Location Longitude
-88.775
Nrc Rpt Num
1028188
Nrc Rpt Datetime
2012-10-24 10:05:00
Commodity Released Type
Natural Gas
Unintentional Release
2074
Intentional Release
6490
Accompanying Liquid
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2012-11-02 01:00:00
Restart Datetime
2012-11-05 08:30:00
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Incident Identified Datetime
2012-10-24 08:30:00
On Site Datetime
2012-10-24 13:00:00
On Off Shore
Offshore
Off Water Depth
60
Off Accident Origin
On The Outer Continental Shelf (Ocs)
Off Ocs Area
Main Pass
Off Ocs Block
94
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
Pipe
Pipe Type
Pipe Body
Pipe Diameter
16
Pipe Wall Thickness
0.5
Pipe Smys
46000
Pipe Specification
Api-5l X-46
Pipe Seam Type
Seamless
Pipe Manufacturer
Us Steel
Pipe Coating Type
Other
Pipe Coating Details
Concrete And Somastic
Installation Year
1970
Manufactured Year
1970
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Pinhole
Class Location Type
Class 1 Location
Could Be Hca
No
Pir Radius
419
Heat Damage Ind
No
Non Heat Damage Ind
No
Hca Fatalities Ind
No
Est Cost Oper Paid
0
Est Cost Unintentional Release
7259
Est Cost Intentional Release
22715
Est Cost Prop Damage
240000
Est Cost Emergency
0
Est Cost Other
0
Prpty
269974
Accident Psig
931
Mop Psig
1440
Mop Cfr Section
Not On Omb-Approved Form When Submitted
Accident Pressure
Pressure Did Not Exceed Maop
Pressure Restriction Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Manual
Length Segment Isolated
58978
Internal Inspection Ind
No
Other Inspection Ind
Yes
Internal Inspection Details
No Platform From Which To Launch Tool
Operation Complications Ind
Yes
Other Complications Ind
Yes
Inspect Comp Details
No Platform From Which To Launch Tool
Pipeline Function
Transmission System
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
No
Scada Conf Ind
No
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
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 leak was too small to be identified by control room personel. A review of operating records found abnormal operating conditions did not cause or contribute to this incident.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Corrosion Failure
Cause Details
Internal Corrosion
Internal External
Internal Corrosion
Int Visual Exam Results
Localized Pitting
Int Microbiological Ind
Yes
Int Field Exam Basis Ind
Yes
Int Low Point Pipe Loc Ind
Yes
Corrosion Inhibitors
Yes
Corrosion Lining
No
Cleaning Dewatering
No
Corrosion Coupons
Yes
Collected Data Ind
No
Has Hydrtst Conduc Before Ind
No
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
D***** T**********
Preparer Title
Senior Technical Advisor
Preparer Email
D************@s************.com
Preparer Telephone
713-627-5573
Preparer Fax
713-386-4468
Authorizer Name
R*** K*****
Authorizer Title
Director Of Operational Compliance
Authorizer Telephone
713-627-6388
Authorizer Email
R*******@s************.com
Narrative
Indications of bubbles on the water surface in main pass block 94 were reported on october 24, 2012 by spectra energy personnel conducting a routine fly over in a helicopter. The leak was caused by a pinhole leak resulting from internal corrosion. Repair was completed by installing a leak clamp.
| Report Received Date | 2012-11-06 00:00:00 |
|---|---|
| Iyear | 2012 |
| Report Number | 20120111 |
| Supplemental Number | 16221 |
| Report Type | Supplemental Final |
| Operator Id | 19235 PHMSA Enforcement |
| Name | Texas Eastern Transmission Lp (Spectra Energy Corp) |
| Operator Street Address | 915 North Eldridge Parkway |
| Operator City Name | Houston |
| Operator State Abbreviation | TX |
| Operator Postal Code | 77079 |
| Local Datetime | 2012-10-24 08:30:00 |
| Location Latitude | 29.615 Google Maps OpenStreetMap |
| Location Longitude | -88.775 Google Maps OpenStreetMap |
| Nrc Rpt Num | 1028188 NRC Report How to search |
| Nrc Rpt Datetime | 2012-10-24 10:05:00 |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 2074 |
| Intentional Release | 6490 |
| Accompanying Liquid | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2012-11-02 01:00:00 |
| Restart Datetime | 2012-11-05 08:30:00 |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Incident Identified Datetime | 2012-10-24 08:30:00 |
| On Site Datetime | 2012-10-24 13:00:00 |
| On Off Shore | Offshore |
| Off Water Depth | 60 |
| Off Accident Origin | On The Outer Continental Shelf (Ocs) |
| Off Ocs Area | Main Pass |
| Off Ocs Block | 94 |
| 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 | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 16 |
| Pipe Wall Thickness | 0.5 |
| Pipe Smys | 46000 |
| Pipe Specification | Api-5l X-46 |
| Pipe Seam Type | Seamless |
| Pipe Manufacturer | Us Steel |
| Pipe Coating Type | Other |
| Pipe Coating Details | Concrete And Somastic |
| Installation Year | 1970 |
| Manufactured Year | 1970 |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Pinhole |
| Class Location Type | Class 1 Location |
| Could Be Hca | No |
| Pir Radius | 419 |
| Heat Damage Ind | No |
| Non Heat Damage Ind | No |
| Hca Fatalities Ind | No |
| Est Cost Oper Paid | 0 |
| Est Cost Unintentional Release | 7259 |
| Est Cost Intentional Release | 22715 |
| Est Cost Prop Damage | 240000 |
| Est Cost Emergency | 0 |
| Est Cost Other | 0 |
| Prpty | 269974 |
| Accident Psig | 931 |
| Mop Psig | 1440 |
| Mop Cfr Section | Not On Omb-Approved Form When Submitted View CFR 49 §192 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Pressure Restriction Ind | No |
| Upstream Valve Type Ind | Manual |
| Downstream Valve Type Ind | Manual |
| Length Segment Isolated | 58978 |
| Internal Inspection Ind | No |
| Other Inspection Ind | Yes |
| Internal Inspection Details | No Platform From Which To Launch Tool |
| Operation Complications Ind | Yes |
| Other Complications Ind | Yes |
| Inspect Comp Details | No Platform From Which To Launch Tool |
| Pipeline Function | Transmission System |
| Scada In Place Ind | Yes |
| Scada Operating Ind | Yes |
| Scada Functional Ind | Yes |
| Scada Detection Ind | No |
| Scada Conf Ind | No |
| Accident Identifier | Local Operating Personnel, Including Contractors |
| Operator Type | Operator Employee |
| 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 leak was too small to be identified by control room personel. A review of operating records found abnormal operating conditions did not cause or contribute to this incident. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Corrosion Failure |
| Cause Details | Internal Corrosion |
| Internal External | Internal Corrosion |
| Int Visual Exam Results | Localized Pitting |
| Int Microbiological Ind | Yes |
| Int Field Exam Basis Ind | Yes |
| Int Low Point Pipe Loc Ind | Yes |
| Corrosion Inhibitors | Yes |
| Corrosion Lining | No |
| Cleaning Dewatering | No |
| Corrosion Coupons | Yes |
| Collected Data Ind | No |
| Has Hydrtst Conduc Before Ind | No |
| Direct Asmnt Conducted | No |
| Non Destructive Exam Ind | No |
| Preparer Name | D***** T********** |
| Preparer Title | Senior Technical Advisor |
| Preparer Email | D************@s************.com |
| Preparer Telephone | 713-627-5573 |
| Preparer Fax | 713-386-4468 |
| Authorizer Name | R*** K***** |
| Authorizer Title | Director Of Operational Compliance |
| Authorizer Telephone | 713-627-6388 |
| Authorizer Email | R*******@s************.com |
| Narrative | Indications of bubbles on the water surface in main pass block 94 were reported on october 24, 2012 by spectra energy personnel conducting a routine fly over in a helicopter. The leak was caused by a pinhole leak resulting from internal corrosion. Repair was completed by installing a leak clamp. |
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