GD incident on 2013-03-15 — CA

Operator
Pacific Gas & Electric Co
Cause
Notification Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$292,000
Incident datetime
2013-03-15 02:56
Report number
Location
CA, FRESNO
Narrative
On march 15, 2013, at approximately 0256 hours, pacific gas and electric (pg&e) was notified that a third party excavator, atazz technical services, was boring under east shaw avenue in fresno and struck a 6-inch steel gas distribution feeder main (dfm) 1202-09, resulting in a release of gas. Pg&es gas service representative (gsr) arrived on site at 0310 hours and gas service was shut off to two nearby commercial customers. Pg&e crews stopped the flow of gas at 0349 hours on march 16, 2013 by welding two pressure control fittings onto the 6-inch line. The excavator was operating under an expired USA ticket (#037122) and did not request a pg&e standby for the excavation work. Permanent repairs to the dfm were completed by removing the damaged section and welding on a new pup. The pipe was put into service at approximately 1430 hours on march 16, 2013 and the two customers who experienced service interruption were restored at 1111 hours on march 18, 2013. Out of an abundance of caution, the area was blocked off, neighboring buildings were evacuated and east shaw ave was closed to traffic. There were no injuries, no fatalities and no ignition as a result of this incident. The volume of gas unintentionally released was less than 3 million cubic feet. This incident was reported to the cpuc and DOT because the cost of damages is in excess of $50,000.
Detailed record list
Occurred At
2013-03-15 02:56:00
Year
2013
Report Received Date
2013-04-24 00:00:00
Iyear
2013.0
Report Number
20130047.0
Supplemental Number
15649.0
Report Type
Original Final
Operator Id
Name
Pacific Gas & Electric Co
Operator Street Address
6121 Bollinger Canyon Rd.
Operator City Name
San Ramon
Operator State Abbreviation
CA
Operator Postal Code
94583
Local Datetime
2013-03-15 02:56:00
Location Street Address
1300 East Shaw Avenue
Location City Name
Fresno
Location County Name
Fresno
Location State Abbreviation
CA
Location Postal Code
93710
Location Latitude
Location Longitude
Nrc Rpt Num
Commodity Released Type
Natural Gas
Unintentional Release
1690.0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Explode Ind
No
Incident Identified Datetime
2013-03-15 02:56:00
On Site Datetime
2013-03-15 03:10:00
Federal
No
Location Type
Public Property
Incident Area Type
Underground
Incident Area Subtype
Under Pavement
Depth Of Cover
87.0
Crossing
No
Pipe Facility Type
Privately Owned
System Part Involved
Main
Installation Year
1950.0
Pipe Diameter
6.0
Pipe Specification
Unknown
Pipe Manufacturer
Unknown
Material Involved
Steel
Steel Seam Type
Other
Steel Seam Type Details
Unknown
Release Type
Other
Release Type Details
3rd Party Boring For Fiber Optic Struck Steel Gas Line And Punctured Three Small Holes In The Pipe
Class Location Type
Class 3 Location
Est Cost Oper Paid
1000.0
Est Cost Prop Damage
292000.0
Est Cost Emergency
5000.0
Est Cost Other
0.0
Est Cost Unintentional Release
2000.0
Prpty
300000.0
Commercial Affected
2.0
Industrial Affected
0.0
Residences Affected
0.0
Accident Psig
195.0
Normal Psig
195.0
Mop Psig
204.0
Accident Pressure
Pressure Did Not Exceed Maop
Scada In Place 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
There is no scada on this portion of the system
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
No
Notify Cga Dirt
Yes
Public Row Ind
Yes
Public Subtype
City Street
Excavator Type
Contractor
Excavator Equipment
Boring
Work Performed
Cable Tv
One Call Notified Ind
No
Locator Type
Data Not Collected
Visible Marks
Data Not Collected
Service Interruption
Yes
Service Interruption Hours
90.0
Root Cause Category
Notification Issue
Root Cause Type
No Notification Made To The One-Call Center/811
Preparer Name
C***** D****
Preparer Title
Gas Engineer
Preparer Email
C***@p**.com
Preparer Telephone
925-974-4378
Preparer Fax
925-974-4232
Authorizer Name
F****** Y**
Authorizer Title
Regulatory Compliance And Support Director
Authorizer Telephone
925-974-4316
Authorizer Email
F***@p**.com
Narrative
On march 15, 2013, at approximately 0256 hours, pacific gas and electric (pg&e) was notified that a third party excavator, atazz technical services, was boring under east shaw avenue in fresno and struck a 6-inch steel gas distribution feeder main (dfm) 1202-09, resulting in a release of gas. Pg&es gas service representative (gsr) arrived on site at 0310 hours and gas service was shut off to two nearby commercial customers. Pg&e crews stopped the flow of gas at 0349 hours on march 16, 2013 by welding two pressure control fittings onto the 6-inch line. The excavator was operating under an expired USA ticket (#037122) and did not request a pg&e standby for the excavation work. Permanent repairs to the dfm were completed by removing the damaged section and welding on a new pup. The pipe was put into service at approximately 1430 hours on march 16, 2013 and the two customers who experienced service interruption were restored at 1111 hours on march 18, 2013. Out of an abundance of caution, the area was blocked off, neighboring buildings were evacuated and east shaw ave was closed to traffic. There were no injuries, no fatalities and no ignition as a result of this incident. The volume of gas unintentionally released was less than 3 million cubic feet. This incident was reported to the cpuc and DOT because the cost of damages is in excess of $50,000.
Occurred At 2013-03-15 02:56:00
Year 2013
Report Received Date 2013-04-24 00:00:00
Iyear 2013.0
Report Number 20130047.0
Supplemental Number 15649.0
Report Type Original Final
Operator Id 15007 PHMSA Enforcement
Name Pacific Gas & Electric Co
Operator Street Address 6121 Bollinger Canyon Rd.
Operator City Name San Ramon
Operator State Abbreviation CA
Operator Postal Code 94583
Local Datetime 2013-03-15 02:56:00
Location Street Address 1300 East Shaw Avenue
Location City Name Fresno
Location County Name Fresno
Location State Abbreviation CA
Location Postal Code 93710
Location Latitude 36.809411 Google Maps OpenStreetMap
Location Longitude -119.76611 Google Maps OpenStreetMap
Nrc Rpt Num 1041175 NRC Report How to search
Commodity Released Type Natural Gas
Unintentional Release 1690.0
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Ignite Ind No
Explode Ind No
Incident Identified Datetime 2013-03-15 02:56:00
On Site Datetime 2013-03-15 03:10:00
Federal No
Location Type Public Property
Incident Area Type Underground
Incident Area Subtype Under Pavement
Depth Of Cover 87.0
Crossing No
Pipe Facility Type Privately Owned
System Part Involved Main
Installation Year 1950.0
Pipe Diameter 6.0
Pipe Specification Unknown
Pipe Manufacturer Unknown
Material Involved Steel
Steel Seam Type Other
Steel Seam Type Details Unknown
Release Type Other
Release Type Details 3rd Party Boring For Fiber Optic Struck Steel Gas Line And Punctured Three Small Holes In The Pipe
Class Location Type Class 3 Location
Est Cost Oper Paid 1000.0
Est Cost Prop Damage 292000.0
Est Cost Emergency 5000.0
Est Cost Other 0.0
Est Cost Unintentional Release 2000.0
Prpty 300000.0
Commercial Affected 2.0
Industrial Affected 0.0
Residences Affected 0.0
Accident Psig 195.0
Normal Psig 195.0
Mop Psig 204.0
Accident Pressure Pressure Did Not Exceed Maop
Scada In Place 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 There is no scada on this portion of the system
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 No
Notify Cga Dirt Yes
Public Row Ind Yes
Public Subtype City Street
Excavator Type Contractor
Excavator Equipment Boring
Work Performed Cable Tv
One Call Notified Ind No
Locator Type Data Not Collected
Visible Marks Data Not Collected
Service Interruption Yes
Service Interruption Hours 90.0
Root Cause Category Notification Issue
Root Cause Type No Notification Made To The One-Call Center/811
Preparer Name C***** D****
Preparer Title Gas Engineer
Preparer Email C***@p**.com
Preparer Telephone 925-974-4378
Preparer Fax 925-974-4232
Authorizer Name F****** Y**
Authorizer Title Regulatory Compliance And Support Director
Authorizer Telephone 925-974-4316
Authorizer Email F***@p**.com
Narrative On march 15, 2013, at approximately 0256 hours, pacific gas and electric (pg&e) was notified that a third party excavator, atazz technical services, was boring under east shaw avenue in fresno and struck a 6-inch steel gas distribution feeder main (dfm) 1202-09, resulting in a release of gas. Pg&es gas service representative (gsr) arrived on site at 0310 hours and gas service was shut off to two nearby commercial customers. Pg&e crews stopped the flow of gas at 0349 hours on march 16, 2013 by welding two pressure control fittings onto the 6-inch line. The excavator was operating under an expired USA ticket (#037122) and did not request a pg&e standby for the excavation work. Permanent repairs to the dfm were completed by removing the damaged section and welding on a new pup. The pipe was put into service at approximately 1430 hours on march 16, 2013 and the two customers who experienced service interruption were restored at 1111 hours on march 18, 2013. Out of an abundance of caution, the area was blocked off, neighboring buildings were evacuated and east shaw ave was closed to traffic. There were no injuries, no fatalities and no ignition as a result of this incident. The volume of gas unintentionally released was less than 3 million cubic feet. This incident was reported to the cpuc and DOT because the cost of damages is in excess of $50,000.

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