GD incident on 2013-05-15 — GA

Operator
Atlanta Gas Light Co
Cause
Pipe, Weld, Or Joint Failure
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$48,000
Incident datetime
2013-05-15 06:24
Report number
Location
GA, MONTGOMERY
Narrative
A 6-inch hp steel main with a bull plug end connected by a style 700 posi-hold compression coupling separated from the main.
Detailed record list
Occurred At
2013-05-15 06:24:00
Year
2013
Report Received Date
2013-06-14 00:00:00
Iyear
2013.0
Report Number
20130074.0
Supplemental Number
15919.0
Report Type
Supplemental Final
Operator Id
Name
Atlanta Gas Light Co
Operator Street Address
10 Peachtree Place Ne
Operator City Name
Atlanta
Operator State Abbreviation
GA
Operator Postal Code
30309
Local Datetime
2013-05-15 06:24:00
Location Street Address
Highway 280 At Third Avenue
Location City Name
Mount Vernon
Location County Name
Montgomery
Location State Abbreviation
GA
Location Postal Code
30445
Location Latitude
Location Longitude
Nrc Rpt Datetime
2013-05-15 09:50:00
Nrc Rpt Num
Commodity Released Type
Natural Gas
Unintentional Release
26075.7
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0.0
Incident Identified Datetime
2013-05-15 06:24:00
On Site Datetime
2013-05-15 07:13:00
Federal
No
Location Type
Public Property
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
72.0
Crossing
No
Pipe Facility Type
Privately Owned
System Part Involved
Other
System Part Details
6-Inch Posi-Hold Coupling
Installation Year
2012.0
Material Involved
Other
Material Details
6-Inch Posi-Hold Coupling
Release Type
Leak
Leak Type
Connection Failure
Class Location Type
Class 1 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
48000.0
Est Cost Emergency
226675.0
Est Cost Other
0.0
Est Cost Unintentional Release
215000.0
Prpty
489675.0
Commercial Affected
442.0
Industrial Affected
11.0
Residences Affected
1899.0
Accident Psig
250.0
Normal Psig
280.0
Mop Psig
300.0
Accident Pressure
Pressure Did Not Exceed Maop
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
Yes
Scada Conf Ind
Yes
Accident Identifier
Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Or Pack Calculations)
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
Cause of incident was due to 6-inch posi-hold coupling separated from main
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Pipe, Weld, Or Joint Failure
Cause Details
Mechanical Joint Failure
Pwjf Failure Type
Mechanical Joint Failure
Mec Fitting Involved
Other Compression Type Fitting
Mec Fitting Invlvd Dtl
Style 700 Posi-Hold
Mec Manufacturer
Dresser
Mec Fitting Material
Other
Mec Fitting Material Detail
Materials Joined: 1st Steel, 2nd Steel
Additional Other Ind
Yes
Additional Factor Details
See Part H
Result Construction Ind
Yes
Result Construction Subtype
Procedure Not Followed
Hydrotest Conducted Ind
No
Preparer Name
R**** M*******
Preparer Title
Sr. Compliance Engineer
Preparer Email
R*******@a***********.com
Preparer Telephone
4045843733
Preparer Fax
4045844710
Authorizer Name
R****** R* L***
Authorizer Title
Managing Director Compliance And Pipeline Risk Man
Authorizer Telephone
4045843552
Authorizer Email
R****@a***********.com
Narrative
A 6-inch hp steel main with a bull plug end connected by a style 700 posi-hold compression coupling separated from the main.
Occurred At 2013-05-15 06:24:00
Year 2013
Report Received Date 2013-06-14 00:00:00
Iyear 2013.0
Report Number 20130074.0
Supplemental Number 15919.0
Report Type Supplemental Final
Operator Id 792 PHMSA Enforcement
Name Atlanta Gas Light Co
Operator Street Address 10 Peachtree Place Ne
Operator City Name Atlanta
Operator State Abbreviation GA
Operator Postal Code 30309
Local Datetime 2013-05-15 06:24:00
Location Street Address Highway 280 At Third Avenue
Location City Name Mount Vernon
Location County Name Montgomery
Location State Abbreviation GA
Location Postal Code 30445
Location Latitude 32.190917 Google Maps OpenStreetMap
Location Longitude -82.623689 Google Maps OpenStreetMap
Nrc Rpt Datetime 2013-05-15 09:50:00
Nrc Rpt Num 1047186 NRC Report How to search
Commodity Released Type Natural Gas
Unintentional Release 26075.7
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Ignite Ind No
Explode Ind No
Num Pub Evacuated 0.0
Incident Identified Datetime 2013-05-15 06:24:00
On Site Datetime 2013-05-15 07:13:00
Federal No
Location Type Public Property
Incident Area Type Underground
Incident Area Subtype Under Soil
Depth Of Cover 72.0
Crossing No
Pipe Facility Type Privately Owned
System Part Involved Other
System Part Details 6-Inch Posi-Hold Coupling
Installation Year 2012.0
Material Involved Other
Material Details 6-Inch Posi-Hold Coupling
Release Type Leak
Leak Type Connection Failure
Class Location Type Class 1 Location
Est Cost Oper Paid 0.0
Est Cost Prop Damage 48000.0
Est Cost Emergency 226675.0
Est Cost Other 0.0
Est Cost Unintentional Release 215000.0
Prpty 489675.0
Commercial Affected 442.0
Industrial Affected 11.0
Residences Affected 1899.0
Accident Psig 250.0
Normal Psig 280.0
Mop Psig 300.0
Accident Pressure Pressure Did Not Exceed Maop
Scada In Place Ind Yes
Scada Operating Ind Yes
Scada Functional Ind Yes
Scada Detection Ind Yes
Scada Conf Ind Yes
Accident Identifier Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Or Pack Calculations)
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 Cause of incident was due to 6-inch posi-hold coupling separated from main
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Pipe, Weld, Or Joint Failure
Cause Details Mechanical Joint Failure
Pwjf Failure Type Mechanical Joint Failure
Mec Fitting Involved Other Compression Type Fitting
Mec Fitting Invlvd Dtl Style 700 Posi-Hold
Mec Manufacturer Dresser
Mec Fitting Material Other
Mec Fitting Material Detail Materials Joined: 1st Steel, 2nd Steel
Additional Other Ind Yes
Additional Factor Details See Part H
Result Construction Ind Yes
Result Construction Subtype Procedure Not Followed
Hydrotest Conducted Ind No
Preparer Name R**** M*******
Preparer Title Sr. Compliance Engineer
Preparer Email R*******@a***********.com
Preparer Telephone 4045843733
Preparer Fax 4045844710
Authorizer Name R****** R* L***
Authorizer Title Managing Director Compliance And Pipeline Risk Man
Authorizer Telephone 4045843552
Authorizer Email R****@a***********.com
Narrative A 6-inch hp steel main with a bull plug end connected by a style 700 posi-hold compression coupling separated from the main.

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