GTG incident on 2022-08-01 — NC

Operator
Piedmont Natural Gas Co Inc
Cause
Locating Issue
Commodity
Natural Gas
Program
GTG
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$362,171
Incident datetime
2022-08-01 14:22
Report number
Location
NC
Narrative
Contractor bored into a 10" high pressure steel main while installing telecommunication lines. Inaccurate/insufficient locate marks were placed.
Detailed record list
Report Received Date
2022-08-22 00:00:00
Iyear
2022
Report Number
20220089
Supplemental Number
37136
Report Type
Supplemental Final
Operator Id
Name
Piedmont Natural Gas Co Inc
Operator Street Address
525 South Tryon Street
Operator City Name
Charlotte
Operator State Abbreviation
NC
Operator Postal Code
28202
Local Datetime
2022-08-01 14:25:00
Time Zone
Eastern
Daylight Savings Ind
No
Location Latitude
Location Longitude
-78.08108623
Nrc Rpt Num
Nrc Rpt Datetime
2022-08-01 16:52:00
Additional Nrc Report Numbers
1343435
Commodity Released Type
Natural Gas
Unintentional Release
785
Intentional Release
0
Accompanying Liquid
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Status When Identified
Normal Operation, Includes Pauses During Maintenance
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2022-08-02 20:00:00
Restart Datetime
2022-08-03 02:31:00
Communication State Fed Ind
Yes
Party Initiated Communication
Local/state/federal Emergency Responder
Initial Responder Com Datetime
2022-08-01 14:22:00
Ignite Ind
No
Upstream Action Taken
Operational Control
Upstream Oprtnl Cntrl Detail
Stopple Cups Were Placed And Blew Down The Line Between.
Downstream Action Taken
Operational Control
Downstream Oprtnl Cntrl Detail
Stopple Cups Were Placed And Blew Down The Line Between.
Num Pub Evacuated
4
Incident Identified Datetime
2022-08-01 14:22:00
On Site Datetime
2022-08-01 14:46:00
On Off Shore
Onshore
Onshore State Abbreviation
Nc
Onshore Postal Code
27530
Onshore City Name
Goldsboro
Onshore County Name
Wayne
Designated Location
Not Applicable
Pipe Fac Name
Line 5
Segment Name
Line 5
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
30
Other Underground Facilities
No
Crossing
No
Pipe Facility Type
Intrastate
System Part Involved
Onshore Pipeline, Including Valve Sites
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
10
Puddle Weld Ind
No
Pipe Wall Thickness
0.188
Pipe Smys
42000
Pipe Specification
X42000 Erw
Pipe Seam Type
Longitudinal Erw - High Frequency
Pipe Manufacturer
Unknown
Pipe Coating Type
Coal Tar
Coating Applied Ind
Unknown
Installation Year
1959
Manufactured Year
Unknown
Material Involved
Carbon Steel
Release Type
Mechanical Puncture
Puncture Axial
1
Puncture Circum
1
Class Location Type
Class 3 Location
Could Be Hca
No
Not Flammable Ind
Not Flammable
Heat Damage Ind
No
Non Heat Damage Ind
No
Did Occur In Mca Ind
No
Est Cost Oper Paid
0
Est Cost Unintentional Release
4710
Est Cost Intentional Release
0
Est Cost Prop Damage
362171
Est Cost Emergency
5000
Est Cost Other
0
Gas Cost In Mcf
6
Prpty
371881
Num Persons Hosp Not Ovnght
0
Num Injured Treated By Emt
0
Num Resident Building Affctd
0
Num Business Building Affctd
0
Wildlife Impact Ind
No
Accident Psig
613
Gas Flow In Pipe In Mcf
8000
Mop Psig
695
Mop Cfr Section
192.619(A)(3)
Maop Established Date
2014-06-01 00:00:00
Maop Reversal Flow Ind
Bi-Directional
Accident Pressure
Pressure Did Not Exceed Maop
Pressure Restriction Ind
No
Gas Required Odorized Ind
Yes
Gas Odorized Ind
Yes
Length Segment Isolated
6340
Internal Inspection Ind
Yes
Operation Complications Ind
No
Pipeline Function
Transmission System
Scada In Place Ind
No
Accident Identifier
Notification From Third Party That Caused The Incident
Investigation Status
No, the facility was not monitored by a controller(s) at the time of the incident
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Excavation Damage
Cause Details
Excavation Damage By Third Party
Ex Party Type
Excavation Damage By Third Party
Prior Notification Ind
Yes
One Call System Ind
Yes
State Law Exempt Ind
No
Notify Cga Dirt
No
Public Row Ind
Yes
Public Subtype
City Street
Excavator Type
Contractor
Excavator Equipment
Boring
Work Performed
Telecommunications
One Call Notified Ind
Yes
One Call Ticket Num
A222074120
Locator Type
Facility Owner
Visible Marks
No
Service Interruption
No
Root Cause Category
Locating Issue
Root Cause Type
Facility Not Marked Due To Incomplete Marks At Damage Location
Preparer Name
C********** R******
Preparer Title
Gas Regulatory Compliance Analyst
Preparer Email
C******************@d**********.com
Preparer Telephone
704-731-4680
Authorizer Name
F***** B****
Authorizer Title
Pipeline Safety Manager
Authorizer Telephone
704-731-4618
Authorizer Email
F***********@d**********.com
Narrative
Contractor bored into a 10" high pressure steel main while installing telecommunication lines. Inaccurate/insufficient locate marks were placed.
Report Received Date 2022-08-22 00:00:00
Iyear 2022
Report Number 20220089
Supplemental Number 37136
Report Type Supplemental Final
Operator Id 15518 PHMSA Enforcement
Name Piedmont Natural Gas Co Inc
Operator Street Address 525 South Tryon Street
Operator City Name Charlotte
Operator State Abbreviation NC
Operator Postal Code 28202
Local Datetime 2022-08-01 14:25:00
Time Zone Eastern
Daylight Savings Ind No
Location Latitude 35.39310749 Google Maps OpenStreetMap
Location Longitude -78.08108623 Google Maps OpenStreetMap
Nrc Rpt Num 1343245 NRC Report How to search
Nrc Rpt Datetime 2022-08-01 16:52:00
Additional Nrc Report Numbers 1343435
Commodity Released Type Natural Gas
Unintentional Release 785
Intentional Release 0
Accompanying Liquid 0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Status When Identified Normal Operation, Includes Pauses During Maintenance
Shutdown Due Accident Ind Yes
Shutdown Datetime 2022-08-02 20:00:00
Restart Datetime 2022-08-03 02:31:00
Communication State Fed Ind Yes
Party Initiated Communication Local/state/federal Emergency Responder
Initial Responder Com Datetime 2022-08-01 14:22:00
Ignite Ind No
Upstream Action Taken Operational Control
Upstream Oprtnl Cntrl Detail Stopple Cups Were Placed And Blew Down The Line Between.
Downstream Action Taken Operational Control
Downstream Oprtnl Cntrl Detail Stopple Cups Were Placed And Blew Down The Line Between.
Num Pub Evacuated 4
Incident Identified Datetime 2022-08-01 14:22:00
On Site Datetime 2022-08-01 14:46:00
On Off Shore Onshore
Onshore State Abbreviation Nc
Onshore Postal Code 27530
Onshore City Name Goldsboro
Onshore County Name Wayne
Designated Location Not Applicable
Pipe Fac Name Line 5
Segment Name Line 5
Federal No
Location Type Pipeline Right-Of-Way
Incident Area Type Underground
Incident Area Subtype Under Soil
Depth Of Cover 30
Other Underground Facilities No
Crossing No
Pipe Facility Type Intrastate
System Part Involved Onshore Pipeline, Including Valve Sites
Item Involved Pipe
Pipe Type Pipe Body
Pipe Diameter 10
Puddle Weld Ind No
Pipe Wall Thickness 0.188
Pipe Smys 42000
Pipe Specification X42000 Erw
Pipe Seam Type Longitudinal Erw - High Frequency
Pipe Manufacturer Unknown
Pipe Coating Type Coal Tar
Coating Applied Ind Unknown
Installation Year 1959
Manufactured Year Unknown
Material Involved Carbon Steel
Release Type Mechanical Puncture
Puncture Axial 1
Puncture Circum 1
Class Location Type Class 3 Location
Could Be Hca No
Not Flammable Ind Not Flammable
Heat Damage Ind No
Non Heat Damage Ind No
Did Occur In Mca Ind No
Est Cost Oper Paid 0
Est Cost Unintentional Release 4710
Est Cost Intentional Release 0
Est Cost Prop Damage 362171
Est Cost Emergency 5000
Est Cost Other 0
Gas Cost In Mcf 6
Prpty 371881
Num Persons Hosp Not Ovnght 0
Num Injured Treated By Emt 0
Num Resident Building Affctd 0
Num Business Building Affctd 0
Wildlife Impact Ind No
Accident Psig 613
Gas Flow In Pipe In Mcf 8000
Mop Psig 695
Mop Cfr Section 192.619(A)(3) View CFR 49 §192
Maop Established Date 2014-06-01 00:00:00
Maop Reversal Flow Ind Bi-Directional
Accident Pressure Pressure Did Not Exceed Maop
Pressure Restriction Ind No
Gas Required Odorized Ind Yes
Gas Odorized Ind Yes
Length Segment Isolated 6340
Internal Inspection Ind Yes
Operation Complications Ind No
Pipeline Function Transmission System
Scada In Place Ind No
Accident Identifier Notification From Third Party That Caused The Incident
Investigation Status No, the facility was not monitored by a controller(s) at the time of the incident
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Excavation Damage
Cause Details Excavation Damage By Third Party
Ex Party Type Excavation Damage By Third Party
Prior Notification Ind Yes
One Call System Ind Yes
State Law Exempt Ind No
Notify Cga Dirt No
Public Row Ind Yes
Public Subtype City Street
Excavator Type Contractor
Excavator Equipment Boring
Work Performed Telecommunications
One Call Notified Ind Yes
One Call Ticket Num A222074120
Locator Type Facility Owner
Visible Marks No
Service Interruption No
Root Cause Category Locating Issue
Root Cause Type Facility Not Marked Due To Incomplete Marks At Damage Location
Preparer Name C********** R******
Preparer Title Gas Regulatory Compliance Analyst
Preparer Email C******************@d**********.com
Preparer Telephone 704-731-4680
Authorizer Name F***** B****
Authorizer Title Pipeline Safety Manager
Authorizer Telephone 704-731-4618
Authorizer Email F***********@d**********.com
Narrative Contractor bored into a 10" high pressure steel main while installing telecommunication lines. Inaccurate/insufficient locate marks were placed.

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