GTG incident on 2015-02-27 — TX

Operator
Anr Pipeline Co
Cause
Corrosion Failure
Commodity
Program
GTG
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$75,000
Incident datetime
2015-02-27 16:00
Report number
Location
TX
Narrative
On friday 27 february 2015 at 16:00 , a pinhole leak was identified at a thread-o-let connection on block valve (hv302) to a separator pressure vessel at grand chenier liquid handling facility by transcanada operations staff during daily activities. Upon the identification of the leak, the valve was isolated and blown down at 16:30 on 27 february. The valve is locked out of service until repaired. Operations at the facility are unaffected by the out of service valve.
Detailed record list
Report Received Date
2015-03-27 00:00:00
Iyear
2015
Report Number
20150039
Supplemental Number
16851
Report Type
Supplemental Final
Operator Id
Name
Anr Pipeline Co
Operator Street Address
700 Louisiana Street Suite 700
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2015-02-27 16:00:00
Location Latitude
Location Longitude
Nrc Rpt Num
Nrc Rpt Datetime
2015-02-27 17:53:00
Unintentional Release
1
Intentional Release
51
Accompanying Liquid
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Shutdown Due Accident Ind
No
Shutdown Explain
The Valve And Pressure Vessel Were Isloated Not Affecting Operation
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0
Incident Identified Datetime
2015-02-27 16:00:00
On Site Datetime
2015-02-27 16:00:00
On Off Shore
Onshore
Onshore State Abbreviation
La
Onshore Postal Code
70643
Onshore City Name
Grand Chenier
Onshore County Name
Cameron
Designated Location
Survey Station No.
Designated Name
8003767
Pipe Fac Name
Grand Chenier Liquid Handling
Segment Name
Valve Hv302
Federal
No
Location Type
Operator-Controlled Property
Incident Area Type
Aboveground
Incident Area Subtype
Typical Aboveground Facility Piping Or Appurtenance
Crossing
No
Pipe Facility Type
Interstate
System Part Involved
Onshore Compressor Station Equipment And Piping
Item Involved
Valve
Valve Type
Auxiliary Or Other Valve
Installation Year
1977
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Pinhole
Class Location Type
Class 1 Location
Could Be Hca
No
Pir Radius
277
Heat Damage Ind
No
Non Heat Damage Ind
No
Hca Fatalities Ind
No
Est Cost Oper Paid
0
Est Cost Unintentional Release
4
Est Cost Intentional Release
150
Est Cost Prop Damage
75000
Est Cost Emergency
0
Est Cost Other
0
Prpty
75154
Accident Psig
760
Mop Psig
1100
Mop Cfr Section
192.619(A)(1)
Accident Pressure
Pressure Did Not Exceed Maop
Pressure Restriction Ind
No
Pipeline Function
Transmission System
Scada In Place 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 small size of the leak
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Corrosion Failure
Cause Details
External Corrosion
Internal External
External Corrosion
Visual Exam Results
General Corrosion
Atmosphere Corrosion Ind
Yes
Field Exam Basis Ind
Yes
Underground Location
No
Externally Coated
Yes
Prior Damage
Yes
Preparer Name
R**** R* S*****
Preparer Title
Field Compliance Specialist
Preparer Email
R***********@t**********.com
Preparer Telephone
615-465-5123
Authorizer Name
R**** S*****
Authorizer Title
Field Compliance Specialist
Authorizer Telephone
6154655123
Authorizer Email
R***********@t**********.com
Narrative
On friday 27 february 2015 at 16:00 , a pinhole leak was identified at a thread-o-let connection on block valve (hv302) to a separator pressure vessel at grand chenier liquid handling facility by transcanada operations staff during daily activities. Upon the identification of the leak, the valve was isolated and blown down at 16:30 on 27 february. The valve is locked out of service until repaired. Operations at the facility are unaffected by the out of service valve.
Report Received Date 2015-03-27 00:00:00
Iyear 2015
Report Number 20150039
Supplemental Number 16851
Report Type Supplemental Final
Operator Id 405 PHMSA Enforcement
Name Anr Pipeline Co
Operator Street Address 700 Louisiana Street Suite 700
Operator City Name Houston
Operator State Abbreviation TX
Operator Postal Code 77002
Local Datetime 2015-02-27 16:00:00
Location Latitude 29.774558 Google Maps OpenStreetMap
Location Longitude -92.999676 Google Maps OpenStreetMap
Nrc Rpt Num 1109267 NRC Report How to search
Nrc Rpt Datetime 2015-02-27 17:53:00
Unintentional Release 1
Intentional Release 51
Accompanying Liquid 0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Shutdown Due Accident Ind No
Shutdown Explain The Valve And Pressure Vessel Were Isloated Not Affecting Operation
Ignite Ind No
Explode Ind No
Num Pub Evacuated 0
Incident Identified Datetime 2015-02-27 16:00:00
On Site Datetime 2015-02-27 16:00:00
On Off Shore Onshore
Onshore State Abbreviation La
Onshore Postal Code 70643
Onshore City Name Grand Chenier
Onshore County Name Cameron
Designated Location Survey Station No.
Designated Name 8003767
Pipe Fac Name Grand Chenier Liquid Handling
Segment Name Valve Hv302
Federal No
Location Type Operator-Controlled Property
Incident Area Type Aboveground
Incident Area Subtype Typical Aboveground Facility Piping Or Appurtenance
Crossing No
Pipe Facility Type Interstate
System Part Involved Onshore Compressor Station Equipment And Piping
Item Involved Valve
Valve Type Auxiliary Or Other Valve
Installation Year 1977
Material Involved Carbon Steel
Release Type Leak
Leak Type Pinhole
Class Location Type Class 1 Location
Could Be Hca No
Pir Radius 277
Heat Damage Ind No
Non Heat Damage Ind No
Hca Fatalities Ind No
Est Cost Oper Paid 0
Est Cost Unintentional Release 4
Est Cost Intentional Release 150
Est Cost Prop Damage 75000
Est Cost Emergency 0
Est Cost Other 0
Prpty 75154
Accident Psig 760
Mop Psig 1100
Mop Cfr Section 192.619(A)(1) View CFR 49 §192
Accident Pressure Pressure Did Not Exceed Maop
Pressure Restriction Ind No
Pipeline Function Transmission System
Scada In Place 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 small size of the leak
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Corrosion Failure
Cause Details External Corrosion
Internal External External Corrosion
Visual Exam Results General Corrosion
Atmosphere Corrosion Ind Yes
Field Exam Basis Ind Yes
Underground Location No
Externally Coated Yes
Prior Damage Yes
Preparer Name R**** R* S*****
Preparer Title Field Compliance Specialist
Preparer Email R***********@t**********.com
Preparer Telephone 615-465-5123
Authorizer Name R**** S*****
Authorizer Title Field Compliance Specialist
Authorizer Telephone 6154655123
Authorizer Email R***********@t**********.com
Narrative On friday 27 february 2015 at 16:00 , a pinhole leak was identified at a thread-o-let connection on block valve (hv302) to a separator pressure vessel at grand chenier liquid handling facility by transcanada operations staff during daily activities. Upon the identification of the leak, the valve was isolated and blown down at 16:30 on 27 february. The valve is locked out of service until repaired. Operations at the facility are unaffected by the out of service valve.

All rights reserved. Copyright © by ClearPHMSA