Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2013-10-23 — CA
Operator
Southern California Gas Co
Cause
Locating Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$5,000
Incident datetime
2013-10-23 10:25
Report number
Location
CA, LOS ANGELES
Narrative
On october 23, 2013, while excavating to install a 3" natural gas service, a contractor working for southern california gas company struck an existing 3/4" high pressure gas service. This damage resulted in an asphalt plant having to shut down production. The plant's estimate of loss product was $75,000, prompting incident to be reported to PHMSA. All repairs have been completed, and service to three impacted customers restored. Investigation revealed that damaged 3/4" branch service was not active, and service riser was buried and not visible. Further, service did not appear on southern california gas company maps provided to the contractor. As a result, contractor was not aware of branch service, and it was not marked. Contractor had a current valid USA ticket. The branch service was removed from the system.
Detailed record list
Occurred At
2013-10-23 10:25:00
Year
2013
Report Received Date
2013-11-21 00:00:00
Iyear
2013.0
Report Number
20130126.0
Supplemental Number
15762.0
Report Type
Original Final
Operator Id
18484
Name
Southern California Gas Co
Operator Street Address
555 West Fifth Street
Operator City Name
Los Angeles
Operator State Abbreviation
CA
Operator Postal Code
90013
Local Datetime
2013-10-23 10:25:00
Location Street Address
13646 Live Oak Lane
Location City Name
Irwindale
Location County Name
Los Angeles
Location State Abbreviation
CA
Location Postal Code
91760
Location Latitude
34.11289
Location Longitude
-117.97437
Nrc Rpt Datetime
2013-10-23 16:12:00
Nrc Rpt Num
1063854
Commodity Released Type
Natural Gas
Unintentional Release
844.0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
50.0
Incident Identified Datetime
2013-10-23 10:25:00
On Site Datetime
2013-10-23 10:45:00
Federal
No
Location Type
Private Property
Incident Area Type
Underground
Incident Area Subtype
Under Pavement
Depth Of Cover
32.0
Crossing
No
Pipe Facility Type
Privately Owned
System Part Involved
Service
Installation Year
1967.0
Pipe Diameter
0.75
Pipe Specification
Unknown
Pipe Manufacturer
Unknown
Material Involved
Steel
Steel Seam Type
Other
Steel Seam Type Details
Unknown
Release Type
Mechanical Puncture
Puncture Axial
0.8
Puncture Circum
0.8
Class Location Type
Class 3 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
5000.0
Est Cost Emergency
1000.0
Est Cost Other
75000.0
Est Cost Other Details
Estimated Costs Of Loss Production By All American Asphalt
Est Cost Unintentional Release
5065.0
Prpty
86065.0
Commercial Affected
0.0
Industrial Affected
3.0
Residences Affected
0.0
Accident Psig
226.0
Normal Psig
226.0
Mop Psig
260.0
Accident Pressure
Pressure Did Not Exceed Maop
Scada In Place Ind
No
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Contractor Working For The Operator
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
Yes
Num Contractors Tested
2
Num Contractors Failed
0
Cause
Excavation Damage
Cause Details
Excavation Damage By Operator's Contractor (Second Party)
Ex Party Type
Excavation Damage By Operator's Contractor (Second Party)
Notify Cga Dirt
No
Private Row Ind
Yes
Private Subtype
Private Business
Excavator Type
Contractor
Excavator Equipment
Backhoe/trackhoe
Work Performed
Natural Gas
One Call Notified Ind
Yes
One Call Ticket Num
32760612
One Call Center Name
One-Call Center
Locator Type
Contract Locator
Visible Marks
Yes
Service Interruption
Yes
Service Interruption Hours
12.0
Root Cause Category
Locating Issue
Root Cause Type
Facility Not Marked Due To Incorrect Facility Records/maps
Preparer Name
T*** A* B****
Preparer Title
Pipeline Safety And Compliance Advisor
Preparer Email
T*****@s**************.com
Preparer Telephone
909-376-7208
Preparer Fax
909-335-7527
Authorizer Name
T*** A* B****
Authorizer Title
Pipeline Safety And Compliance Advisor
Authorizer Telephone
909-376-7208
Authorizer Email
T*****@s**************.com
Narrative
On october 23, 2013, while excavating to install a 3" natural gas service, a contractor working for southern california gas company struck an existing 3/4" high pressure gas service. This damage resulted in an asphalt plant having to shut down production. The plant's estimate of loss product was $75,000, prompting incident to be reported to PHMSA. All repairs have been completed, and service to three impacted customers restored. Investigation revealed that damaged 3/4" branch service was not active, and service riser was buried and not visible. Further, service did not appear on southern california gas company maps provided to the contractor. As a result, contractor was not aware of branch service, and it was not marked. Contractor had a current valid USA ticket. The branch service was removed from the system.
| Occurred At | 2013-10-23 10:25:00 |
|---|---|
| Year | 2013 |
| Report Received Date | 2013-11-21 00:00:00 |
| Iyear | 2013.0 |
| Report Number | 20130126.0 |
| Supplemental Number | 15762.0 |
| Report Type | Original Final |
| Operator Id | 18484 PHMSA Enforcement |
| Name | Southern California Gas Co |
| Operator Street Address | 555 West Fifth Street |
| Operator City Name | Los Angeles |
| Operator State Abbreviation | CA |
| Operator Postal Code | 90013 |
| Local Datetime | 2013-10-23 10:25:00 |
| Location Street Address | 13646 Live Oak Lane |
| Location City Name | Irwindale |
| Location County Name | Los Angeles |
| Location State Abbreviation | CA |
| Location Postal Code | 91760 |
| Location Latitude | 34.11289 Google Maps OpenStreetMap |
| Location Longitude | -117.97437 Google Maps OpenStreetMap |
| Nrc Rpt Datetime | 2013-10-23 16:12:00 |
| Nrc Rpt Num | 1063854 NRC Report How to search |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 844.0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 50.0 |
| Incident Identified Datetime | 2013-10-23 10:25:00 |
| On Site Datetime | 2013-10-23 10:45:00 |
| Federal | No |
| Location Type | Private Property |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Pavement |
| Depth Of Cover | 32.0 |
| Crossing | No |
| Pipe Facility Type | Privately Owned |
| System Part Involved | Service |
| Installation Year | 1967.0 |
| Pipe Diameter | 0.75 |
| Pipe Specification | Unknown |
| Pipe Manufacturer | Unknown |
| Material Involved | Steel |
| Steel Seam Type | Other |
| Steel Seam Type Details | Unknown |
| Release Type | Mechanical Puncture |
| Puncture Axial | 0.8 |
| Puncture Circum | 0.8 |
| Class Location Type | Class 3 Location |
| Est Cost Oper Paid | 0.0 |
| Est Cost Prop Damage | 5000.0 |
| Est Cost Emergency | 1000.0 |
| Est Cost Other | 75000.0 |
| Est Cost Other Details | Estimated Costs Of Loss Production By All American Asphalt |
| Est Cost Unintentional Release | 5065.0 |
| Prpty | 86065.0 |
| Commercial Affected | 0.0 |
| Industrial Affected | 3.0 |
| Residences Affected | 0.0 |
| Accident Psig | 226.0 |
| Normal Psig | 226.0 |
| Mop Psig | 260.0 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Scada In Place Ind | No |
| Accident Identifier | Local Operating Personnel, Including Contractors |
| Operator Type | Contractor Working For The Operator |
| 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 | Yes |
| Num Contractors Tested | 2 |
| Num Contractors Failed | 0 |
| Cause | Excavation Damage |
| Cause Details | Excavation Damage By Operator's Contractor (Second Party) |
| Ex Party Type | Excavation Damage By Operator's Contractor (Second Party) |
| Notify Cga Dirt | No |
| Private Row Ind | Yes |
| Private Subtype | Private Business |
| Excavator Type | Contractor |
| Excavator Equipment | Backhoe/trackhoe |
| Work Performed | Natural Gas |
| One Call Notified Ind | Yes |
| One Call Ticket Num | 32760612 |
| One Call Center Name | One-Call Center |
| Locator Type | Contract Locator |
| Visible Marks | Yes |
| Service Interruption | Yes |
| Service Interruption Hours | 12.0 |
| Root Cause Category | Locating Issue |
| Root Cause Type | Facility Not Marked Due To Incorrect Facility Records/maps |
| Preparer Name | T*** A* B**** |
| Preparer Title | Pipeline Safety And Compliance Advisor |
| Preparer Email | T*****@s**************.com |
| Preparer Telephone | 909-376-7208 |
| Preparer Fax | 909-335-7527 |
| Authorizer Name | T*** A* B**** |
| Authorizer Title | Pipeline Safety And Compliance Advisor |
| Authorizer Telephone | 909-376-7208 |
| Authorizer Email | T*****@s**************.com |
| Narrative | On october 23, 2013, while excavating to install a 3" natural gas service, a contractor working for southern california gas company struck an existing 3/4" high pressure gas service. This damage resulted in an asphalt plant having to shut down production. The plant's estimate of loss product was $75,000, prompting incident to be reported to PHMSA. All repairs have been completed, and service to three impacted customers restored. Investigation revealed that damaged 3/4" branch service was not active, and service riser was buried and not visible. Further, service did not appear on southern california gas company maps provided to the contractor. As a result, contractor was not aware of branch service, and it was not marked. Contractor had a current valid USA ticket. The branch service was removed from the system. |
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