Incident details
Operator, cause, commodity and consequences with raw source fields.
GTG incident on 2012-09-24 — TX
Operator
Florida Gas Transmission Co
Cause
Corrosion Failure
Commodity
Natural Gas
Program
GTG
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$80,000
Incident datetime
2012-09-24 13:50
Report number
Location
TX
Narrative
Monday spetember 24th, 2012 during a routine aerial patrol, the pilot identified an area of dead vegitation with a small hole in the ground on the row upstream of the port lavaca station. Area personnel were dispatched to the location, and confirmation was made that the fgt 20" mainline did have a leak. Area personnel isolated the pipeline section and notifications were made. Plans were developed to investigate and repair the pipeline. A section of pipe was replaced and the pipeline section place back in service september 28th, 2012. **this report is being submitted in response to PHMSA's request, (docket id PHMSA-2013-0028), for supplemental reports from operators who submitted reports for incidents occurring after january 1, 2010, with any of the following: (1) ``pipe girth weld'' was selected as the ``item involved in incident'' in part c3 of the report. The revised report collects data about the pipe adjacent to the girth weld. (2) ``function of pipeline system'' is null in part e5f of the report. The revised report collects the function of the pipeline system for all incidents.** this supplemental report is to acknowledge that the two relevant sections in PHMSA's request have been reviewed and no further actions were needed.
Detailed record list
Report Received Date
2012-10-19 00:00:00
Iyear
2012
Report Number
20120105
Supplemental Number
16034
Report Type
Supplemental Final
Operator Id
5304
Name
Florida Gas Transmission Co
Operator Street Address
1300 Main Street
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2012-09-24 13:50:00
Location Latitude
28.567233
Location Longitude
-96.853967
Nrc Rpt Num
1025554
Nrc Rpt Datetime
2012-09-25 16:41:00
Commodity Released Type
Natural Gas
Unintentional Release
750
Intentional Release
2486
Accompanying Liquid
1
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2012-09-24 17:26:00
Restart Datetime
2012-09-24 19:30:00
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Incident Identified Datetime
2012-09-24 13:50:00
On Site Datetime
2012-09-24 15:40:00
On Off Shore
Onshore
Onshore State Abbreviation
Tx
Onshore Postal Code
77979
Onshore City Name
Port Lavaca
Onshore County Name
Calhoun
Designated Location
Milepost
Designated Name
174.75/2-4
Pipe Fac Name
Fgt 20"/txmwa-2
Segment Name
2-4-Aa / Txmwa-2-4
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
36
Crossing
No
Pipe Facility Type
Interstate
System Part Involved
Onshore Pipeline, Including Valve Sites
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
20
Pipe Wall Thickness
0.281
Pipe Smys
52000
Pipe Specification
Api-5lx
Pipe Seam Type
Longitudinal Erw - Low Frequency
Pipe Manufacturer
A.o. Smith
Pipe Coating Type
Coal Tar
Installation Year
1959
Manufactured Year
1959
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Pinhole
Class Location Type
Class 1 Location
Could Be Hca
No
Pir Radius
430
Heat Damage Ind
No
Non Heat Damage Ind
No
Hca Fatalities Ind
No
Est Cost Oper Paid
0
Est Cost Unintentional Release
2355
Est Cost Intentional Release
7806
Est Cost Prop Damage
80000
Est Cost Emergency
0
Est Cost Other
0
Prpty
90161
Accident Psig
862
Mop Psig
975
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
Automatic
Length Segment Isolated
73212
Internal Inspection Ind
Yes
Operation Complications Ind
No
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
Air Patrol
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
Small leak discovered by patrol during routine flight. Leak confirmed by area personnel.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Corrosion Failure
Cause Details
External Corrosion
Internal External
External Corrosion
Visual Exam Results
Localized Pitting
Galvanic Corrosion Ind
Yes
Field Exam Basis Ind
Yes
Underground Location
Yes
Under Cathodic Protection Ind
Yes
Cathodic Pro Start Year
1959
Shielding Evident
Yes
Cathodic Survey Type
Yes
Cp Annual Survey Ind
Yes
Close Interval Survey Ind
Yes
Other Cp Survey Ind
Yes
Cp Annual Survey Year
2012
Close Interval Survey Year
2012
Other Cp Survey Year
2012
Prior Damage
No
Collected Data Ind
Yes
Axial Magnetic Flx Lkg Ind
Yes
Axial Recent Year
1997
Has Hydrtst Conduc Before Ind
Yes
Hydrtst Most Rcnt Year
1959
Hydrtst Most Rcnt Pressure
1227
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
N***** H******
Preparer Title
Director Interstate Regulatory Compliance
Preparer Email
N*************@e*************.com
Preparer Telephone
281-714-2231
Preparer Fax
281-714-2176
Authorizer Name
N***** H******
Authorizer Title
Director Interstate Regulatory Compliance
Authorizer Telephone
281-714-2231
Authorizer Email
N*************@e*************.com
Narrative
Monday spetember 24th, 2012 during a routine aerial patrol, the pilot identified an area of dead vegitation with a small hole in the ground on the row upstream of the port lavaca station. Area personnel were dispatched to the location, and confirmation was made that the fgt 20" mainline did have a leak. Area personnel isolated the pipeline section and notifications were made. Plans were developed to investigate and repair the pipeline. A section of pipe was replaced and the pipeline section place back in service september 28th, 2012. **this report is being submitted in response to PHMSA's request, (docket id PHMSA-2013-0028), for supplemental reports from operators who submitted reports for incidents occurring after january 1, 2010, with any of the following: (1) ``pipe girth weld'' was selected as the ``item involved in incident'' in part c3 of the report. The revised report collects data about the pipe adjacent to the girth weld. (2) ``function of pipeline system'' is null in part e5f of the report. The revised report collects the function of the pipeline system for all incidents.** this supplemental report is to acknowledge that the two relevant sections in PHMSA's request have been reviewed and no further actions were needed.
| Report Received Date | 2012-10-19 00:00:00 |
|---|---|
| Iyear | 2012 |
| Report Number | 20120105 |
| Supplemental Number | 16034 |
| Report Type | Supplemental Final |
| Operator Id | 5304 PHMSA Enforcement |
| Name | Florida Gas Transmission Co |
| Operator Street Address | 1300 Main Street |
| Operator City Name | Houston |
| Operator State Abbreviation | TX |
| Operator Postal Code | 77002 |
| Local Datetime | 2012-09-24 13:50:00 |
| Location Latitude | 28.567233 Google Maps OpenStreetMap |
| Location Longitude | -96.853967 Google Maps OpenStreetMap |
| Nrc Rpt Num | 1025554 NRC Report How to search |
| Nrc Rpt Datetime | 2012-09-25 16:41:00 |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 750 |
| Intentional Release | 2486 |
| Accompanying Liquid | 1 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2012-09-24 17:26:00 |
| Restart Datetime | 2012-09-24 19:30:00 |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0 |
| Incident Identified Datetime | 2012-09-24 13:50:00 |
| On Site Datetime | 2012-09-24 15:40:00 |
| On Off Shore | Onshore |
| Onshore State Abbreviation | Tx |
| Onshore Postal Code | 77979 |
| Onshore City Name | Port Lavaca |
| Onshore County Name | Calhoun |
| Designated Location | Milepost |
| Designated Name | 174.75/2-4 |
| Pipe Fac Name | Fgt 20"/txmwa-2 |
| Segment Name | 2-4-Aa / Txmwa-2-4 |
| Federal | No |
| Location Type | Pipeline Right-Of-Way |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 36 |
| Crossing | No |
| Pipe Facility Type | Interstate |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 20 |
| Pipe Wall Thickness | 0.281 |
| Pipe Smys | 52000 |
| Pipe Specification | Api-5lx |
| Pipe Seam Type | Longitudinal Erw - Low Frequency |
| Pipe Manufacturer | A.o. Smith |
| Pipe Coating Type | Coal Tar |
| Installation Year | 1959 |
| Manufactured Year | 1959 |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Pinhole |
| Class Location Type | Class 1 Location |
| Could Be Hca | No |
| Pir Radius | 430 |
| Heat Damage Ind | No |
| Non Heat Damage Ind | No |
| Hca Fatalities Ind | No |
| Est Cost Oper Paid | 0 |
| Est Cost Unintentional Release | 2355 |
| Est Cost Intentional Release | 7806 |
| Est Cost Prop Damage | 80000 |
| Est Cost Emergency | 0 |
| Est Cost Other | 0 |
| Prpty | 90161 |
| Accident Psig | 862 |
| Mop Psig | 975 |
| 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 | Automatic |
| Length Segment Isolated | 73212 |
| Internal Inspection Ind | Yes |
| Operation Complications Ind | No |
| 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 | Air Patrol |
| 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 | Small leak discovered by patrol during routine flight. Leak confirmed by area personnel. |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Corrosion Failure |
| Cause Details | External Corrosion |
| Internal External | External Corrosion |
| Visual Exam Results | Localized Pitting |
| Galvanic Corrosion Ind | Yes |
| Field Exam Basis Ind | Yes |
| Underground Location | Yes |
| Under Cathodic Protection Ind | Yes |
| Cathodic Pro Start Year | 1959 |
| Shielding Evident | Yes |
| Cathodic Survey Type | Yes |
| Cp Annual Survey Ind | Yes |
| Close Interval Survey Ind | Yes |
| Other Cp Survey Ind | Yes |
| Cp Annual Survey Year | 2012 |
| Close Interval Survey Year | 2012 |
| Other Cp Survey Year | 2012 |
| Prior Damage | No |
| Collected Data Ind | Yes |
| Axial Magnetic Flx Lkg Ind | Yes |
| Axial Recent Year | 1997 |
| Has Hydrtst Conduc Before Ind | Yes |
| Hydrtst Most Rcnt Year | 1959 |
| Hydrtst Most Rcnt Pressure | 1227 |
| Direct Asmnt Conducted | No |
| Non Destructive Exam Ind | No |
| Preparer Name | N***** H****** |
| Preparer Title | Director Interstate Regulatory Compliance |
| Preparer Email | N*************@e*************.com |
| Preparer Telephone | 281-714-2231 |
| Preparer Fax | 281-714-2176 |
| Authorizer Name | N***** H****** |
| Authorizer Title | Director Interstate Regulatory Compliance |
| Authorizer Telephone | 281-714-2231 |
| Authorizer Email | N*************@e*************.com |
| Narrative | Monday spetember 24th, 2012 during a routine aerial patrol, the pilot identified an area of dead vegitation with a small hole in the ground on the row upstream of the port lavaca station. Area personnel were dispatched to the location, and confirmation was made that the fgt 20" mainline did have a leak. Area personnel isolated the pipeline section and notifications were made. Plans were developed to investigate and repair the pipeline. A section of pipe was replaced and the pipeline section place back in service september 28th, 2012. **this report is being submitted in response to PHMSA's request, (docket id PHMSA-2013-0028), for supplemental reports from operators who submitted reports for incidents occurring after january 1, 2010, with any of the following: (1) ``pipe girth weld'' was selected as the ``item involved in incident'' in part c3 of the report. The revised report collects data about the pipe adjacent to the girth weld. (2) ``function of pipeline system'' is null in part e5f of the report. The revised report collects the function of the pipeline system for all incidents.** this supplemental report is to acknowledge that the two relevant sections in PHMSA's request have been reviewed and no further actions were needed. |
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