GD incident on 2021-01-05 — PA

Operator
Peoples Natural Gas Company Llc
Cause
Pipe, Weld, Or Joint Failure
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$0
Incident datetime
2021-01-05 14:55
Report number
Location
PA, ALLEGHENY
Narrative
Peoples gas has completed its investigation for GD report # 20210015. The investigation found that the fracture in the fusion appears to have been caused by insufficient mixing across the fusion line of the weld. A lack of fusion occurred in the weld. Peoples gas considers the report closed and would like the report status updated to reflect closed.
Detailed record list
Occurred At
2021-01-05 14:55:00
Year
2021
Report Received Date
2021-02-02 00:00:00
Iyear
2021.0
Report Number
20210015.0
Supplemental Number
35786.0
Report Type
Supplemental Final
Operator Id
Name
Peoples Natural Gas Company Llc
Operator Street Address
375 North Shore Drive Suite 600
Operator City Name
Pittsburgh
Operator State Abbreviation
PA
Operator Postal Code
15212
Local Datetime
2021-01-05 14:55:00
Time Zone
Eastern
Daylight Savings Ind
Yes
Location Street Address
80 26th St
Location City Name
Pittsburgh
Location County Name
Allegheny
Location State Abbreviation
PA
Location Postal Code
15222
Location Latitude
Location Longitude
Flow Cont Key Crit Ind
Yes
Nrc Rpt Datetime
2021-01-05 17:35:00
Nrc Rpt Num
Additional Nrc Report Numbers
1295657
Commodity Released Type
Natural Gas
Unintentional Release
918.2
Intentional Release
0.0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Num Pub Evacuated
0.0
Incident Identified Datetime
2021-01-05 14:55:00
On Site Datetime
2021-01-05 15:35:00
Federal
No
Location Type
Public Property
Incident Area Type
Underground
Incident Area Subtype
Under Pavement
Depth Of Cover
36.0
Other Underground Facilities
No
Crossing
No
Pipe Facility Type
Other
Pipe Type Other
Public Utility
System Part Involved
Main
Installation Year
2019.0
Manufactured Year
2018.0
Pipe Diameter
8.0
Pipe Specification
Sdr 13.5
Pipe Manufacturer
Duraline
Material Involved
Plastic
Plastic Type
Polyethylene (Pe)
Wt Plastic
0.945
Material Pe Pipe Code
2708
Release Type
Other
Release Type Details
Fusion Failure
Class Location Type
Class 3 Location
Est Cost Oper Paid
5000.0
Est Cost Prop Damage
0.0
Est Cost Emergency
46573.0
Est Cost Other
0.0
Gas Cost In Mcf
1.8812
Est Cost Unintentional Release
1727.0
Est Cost Intentional Release
0.0
Prpty
53300.0
Commercial Affected
45.0
Industrial Affected
0.0
Residences Affected
32.0
Num Persons Hosp Not Ovnght
0.0
Num Injured Treated By Emt
0.0
Num Resident Building Affctd
32.0
Num Business Building Affctd
39.0
Accident Psig
43.0
Normal Psig
43.0
Mop Psig
50.0
Mop Cfr Section
192.619(A)(1)
Maop Established Date
2019-05-24 00:00:00
Accident Pressure
Pressure Did Not Exceed Maop
Gas Odorized System Type
Other
Gas Odorized Sys Other Detail
Scentinel T50
Gas Odorized Level
0.5
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
No
Scada Conf Ind
No
Accident Identifier
Notification From Emergency Responder
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
No overpressurization occurred.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Pipe, Weld, Or Joint Failure
Cause Details
Fusion Joint
Pwjf Failure Type
Fusion Joint
Plastic Joint Subtype
Butt, Heat Fusion
Fpw Installed Year
2019
Fpw First Plastic Type
Polyethylene (Pe)
Fpw Second Plastic Type
Polyethylene (Pe)
Additional Other Ind
Yes
Additional Factor Details
Cold Fusion
Result Construction Ind
Yes
Result Construction Subtype
Poor Workmanship
Hydrotest Conducted Ind
No
Preparer Name
W**** D****
Preparer Title
Manager Compliance
Preparer Email
W**********@p**********.com
Preparer Telephone
412-352-1576
Local Contact Name
W**** D****
Local Contact Email
W**********@p**********.com
Local Contact Telephone
412-352-1576
Authorizer Name
E***** A* P******
Authorizer Title
Vice President Reliability
Authorizer Telephone
412 258-4453
Authorizer Email
E***************@p**********.com
Narrative
Peoples gas has completed its investigation for GD report # 20210015. The investigation found that the fracture in the fusion appears to have been caused by insufficient mixing across the fusion line of the weld. A lack of fusion occurred in the weld. Peoples gas considers the report closed and would like the report status updated to reflect closed.
Occurred At 2021-01-05 14:55:00
Year 2021
Report Received Date 2021-02-02 00:00:00
Iyear 2021.0
Report Number 20210015.0
Supplemental Number 35786.0
Report Type Supplemental Final
Operator Id 15350 PHMSA Enforcement
Name Peoples Natural Gas Company Llc
Operator Street Address 375 North Shore Drive Suite 600
Operator City Name Pittsburgh
Operator State Abbreviation PA
Operator Postal Code 15212
Local Datetime 2021-01-05 14:55:00
Time Zone Eastern
Daylight Savings Ind Yes
Location Street Address 80 26th St
Location City Name Pittsburgh
Location County Name Allegheny
Location State Abbreviation PA
Location Postal Code 15222
Location Latitude 40.455345 Google Maps OpenStreetMap
Location Longitude -79.97899 Google Maps OpenStreetMap
Flow Cont Key Crit Ind Yes
Nrc Rpt Datetime 2021-01-05 17:35:00
Nrc Rpt Num 1295533 NRC Report How to search
Additional Nrc Report Numbers 1295657
Commodity Released Type Natural Gas
Unintentional Release 918.2
Intentional Release 0.0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Ignite Ind No
Num Pub Evacuated 0.0
Incident Identified Datetime 2021-01-05 14:55:00
On Site Datetime 2021-01-05 15:35:00
Federal No
Location Type Public Property
Incident Area Type Underground
Incident Area Subtype Under Pavement
Depth Of Cover 36.0
Other Underground Facilities No
Crossing No
Pipe Facility Type Other
Pipe Type Other Public Utility
System Part Involved Main
Installation Year 2019.0
Manufactured Year 2018.0
Pipe Diameter 8.0
Pipe Specification Sdr 13.5
Pipe Manufacturer Duraline
Material Involved Plastic
Plastic Type Polyethylene (Pe)
Wt Plastic 0.945
Material Pe Pipe Code 2708
Release Type Other
Release Type Details Fusion Failure
Class Location Type Class 3 Location
Est Cost Oper Paid 5000.0
Est Cost Prop Damage 0.0
Est Cost Emergency 46573.0
Est Cost Other 0.0
Gas Cost In Mcf 1.8812
Est Cost Unintentional Release 1727.0
Est Cost Intentional Release 0.0
Prpty 53300.0
Commercial Affected 45.0
Industrial Affected 0.0
Residences Affected 32.0
Num Persons Hosp Not Ovnght 0.0
Num Injured Treated By Emt 0.0
Num Resident Building Affctd 32.0
Num Business Building Affctd 39.0
Accident Psig 43.0
Normal Psig 43.0
Mop Psig 50.0
Mop Cfr Section 192.619(A)(1) View CFR 49 §192
Maop Established Date 2019-05-24 00:00:00
Accident Pressure Pressure Did Not Exceed Maop
Gas Odorized System Type Other
Gas Odorized Sys Other Detail Scentinel T50
Gas Odorized Level 0.5
Scada In Place Ind Yes
Scada Operating Ind Yes
Scada Functional Ind Yes
Scada Detection Ind No
Scada Conf Ind No
Accident Identifier Notification From Emergency Responder
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 No overpressurization occurred.
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Pipe, Weld, Or Joint Failure
Cause Details Fusion Joint
Pwjf Failure Type Fusion Joint
Plastic Joint Subtype Butt, Heat Fusion
Fpw Installed Year 2019
Fpw First Plastic Type Polyethylene (Pe)
Fpw Second Plastic Type Polyethylene (Pe)
Additional Other Ind Yes
Additional Factor Details Cold Fusion
Result Construction Ind Yes
Result Construction Subtype Poor Workmanship
Hydrotest Conducted Ind No
Preparer Name W**** D****
Preparer Title Manager Compliance
Preparer Email W**********@p**********.com
Preparer Telephone 412-352-1576
Local Contact Name W**** D****
Local Contact Email W**********@p**********.com
Local Contact Telephone 412-352-1576
Authorizer Name E***** A* P******
Authorizer Title Vice President Reliability
Authorizer Telephone 412 258-4453
Authorizer Email E***************@p**********.com
Narrative Peoples gas has completed its investigation for GD report # 20210015. The investigation found that the fracture in the fusion appears to have been caused by insufficient mixing across the fusion line of the weld. A lack of fusion occurred in the weld. Peoples gas considers the report closed and would like the report status updated to reflect closed.

All rights reserved. Copyright © by ClearPHMSA