GD incident on 2013-01-11 — TX

Operator
Atmos Energy Corporation - Mid-Tex
Cause
Excavation Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
1 fatality 0 injuries
Property damage (nominal)
$27,510
Incident datetime
2013-01-11 12:15
Report number
Location
TX, DENTON
Narrative
Excavator drilling to install a utility pole drilled into an accurately marked 4" poly main with an auger. House exploded before hazardous condition was eliminated.
Detailed record list
Occurred At
2013-01-11 12:15:00
Year
2013
Report Received Date
2013-02-08 00:00:00
Iyear
2013.0
Report Number
20130012.0
Supplemental Number
15600.0
Report Type
Original Final
Operator Id
Name
Atmos Energy Corporation - Mid-Tex
Operator Street Address
5420 Lbj Freeway
Operator City Name
Dallas
Operator State Abbreviation
TX
Operator Postal Code
75240
Local Datetime
2013-01-11 12:15:00
Location Street Address
520 E. Main
Location City Name
Lewisville
Location County Name
Denton
Location State Abbreviation
TX
Location Postal Code
75057
Location Latitude
Location Longitude
Nrc Rpt Datetime
2013-01-11 13:52:00
Nrc Rpt Num
Commodity Released Type
Natural Gas
Unintentional Release
515.0
Fatality Ind
Yes
Num Emp Fatalities
0
Num Contr Fatalities
0
Num Er Fatalities
0
Num Worker Fatalities
0
Num Gp Fatalities
1
Fatal
1
Injury Ind
No
Injure
0
Ignite Ind
Yes
Explode Ind
Yes
Num Pub Evacuated
12.0
Incident Identified Datetime
2013-01-11 12:15:00
On Site Datetime
2013-01-11 12:15:00
Federal
No
Location Type
Public Property
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
70.0
Crossing
No
Pipe Facility Type
Privately Owned
System Part Involved
Main
Installation Year
1998.0
Pipe Diameter
4.0
Pipe Specification
Astm D2513
Pipe Manufacturer
Plexco
Material Involved
Plastic
Plastic Type
Polyethylene (Pe)
Plastic Sdr
11
Material Pe Pipe Code
2406
Release Type
Mechanical Puncture
Puncture Axial
6.0
Puncture Circum
2.0
Class Location Type
Class 3 Location
Est Cost Oper Paid
150000.0
Est Cost Prop Damage
27510.0
Est Cost Emergency
0.0
Est Cost Other
0.0
Est Cost Unintentional Release
2433.0
Prpty
179943.0
Commercial Affected
6.0
Industrial Affected
0.0
Residences Affected
6.0
Accident Psig
28.0
Normal Psig
28.0
Mop Psig
60.0
Accident Pressure
Pressure Did Not Exceed Maop
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 Third Party That Caused The Incident
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
Incident did not affect measurement
Employee Drug Test Ind
Yes
Num Employees Tested
7
Num Employees Failed
0
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
Notify Cga Dirt
No
Public Row Ind
Yes
Public Subtype
City Street
Excavator Type
Utility
Excavator Equipment
Auger
Work Performed
Pole
One Call Notified Ind
Yes
One Call Ticket Num
1235209328
One Call Center Name
Texas Excavation Safety System, Inc.
Locator Type
Contract Locator
Visible Marks
Yes
Service Interruption
Yes
Service Interruption Hours
29.0
Root Cause Category
Excavation Issue
Root Cause Type
Improper Excavation Practice Not Listed Above
Preparer Name
S***** R****
Preparer Title
Operations Supervisor
Preparer Email
S***********@a**********.com
Preparer Telephone
972-360-4411
Preparer Fax
972-360-4420
Authorizer Name
M*** C******
Authorizer Title
Compliance Director
Authorizer Telephone
214-206-2875
Authorizer Email
M*************@a**********.com
Narrative
Excavator drilling to install a utility pole drilled into an accurately marked 4" poly main with an auger. House exploded before hazardous condition was eliminated.
Occurred At 2013-01-11 12:15:00
Year 2013
Report Received Date 2013-02-08 00:00:00
Iyear 2013.0
Report Number 20130012.0
Supplemental Number 15600.0
Report Type Original Final
Operator Id 31348 PHMSA Enforcement
Name Atmos Energy Corporation - Mid-Tex
Operator Street Address 5420 Lbj Freeway
Operator City Name Dallas
Operator State Abbreviation TX
Operator Postal Code 75240
Local Datetime 2013-01-11 12:15:00
Location Street Address 520 E. Main
Location City Name Lewisville
Location County Name Denton
Location State Abbreviation TX
Location Postal Code 75057
Location Latitude 33.0463 Google Maps OpenStreetMap
Location Longitude -96.98908 Google Maps OpenStreetMap
Nrc Rpt Datetime 2013-01-11 13:52:00
Nrc Rpt Num 103545 NRC Report How to search
Commodity Released Type Natural Gas
Unintentional Release 515.0
Fatality Ind Yes
Num Emp Fatalities 0
Num Contr Fatalities 0
Num Er Fatalities 0
Num Worker Fatalities 0
Num Gp Fatalities 1
Fatal 1
Injury Ind No
Injure 0
Ignite Ind Yes
Explode Ind Yes
Num Pub Evacuated 12.0
Incident Identified Datetime 2013-01-11 12:15:00
On Site Datetime 2013-01-11 12:15:00
Federal No
Location Type Public Property
Incident Area Type Underground
Incident Area Subtype Under Soil
Depth Of Cover 70.0
Crossing No
Pipe Facility Type Privately Owned
System Part Involved Main
Installation Year 1998.0
Pipe Diameter 4.0
Pipe Specification Astm D2513
Pipe Manufacturer Plexco
Material Involved Plastic
Plastic Type Polyethylene (Pe)
Plastic Sdr 11
Material Pe Pipe Code 2406
Release Type Mechanical Puncture
Puncture Axial 6.0
Puncture Circum 2.0
Class Location Type Class 3 Location
Est Cost Oper Paid 150000.0
Est Cost Prop Damage 27510.0
Est Cost Emergency 0.0
Est Cost Other 0.0
Est Cost Unintentional Release 2433.0
Prpty 179943.0
Commercial Affected 6.0
Industrial Affected 0.0
Residences Affected 6.0
Accident Psig 28.0
Normal Psig 28.0
Mop Psig 60.0
Accident Pressure Pressure Did Not Exceed Maop
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 Third Party That Caused The Incident
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 Incident did not affect measurement
Employee Drug Test Ind Yes
Num Employees Tested 7
Num Employees Failed 0
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
Notify Cga Dirt No
Public Row Ind Yes
Public Subtype City Street
Excavator Type Utility
Excavator Equipment Auger
Work Performed Pole
One Call Notified Ind Yes
One Call Ticket Num 1235209328
One Call Center Name Texas Excavation Safety System, Inc.
Locator Type Contract Locator
Visible Marks Yes
Service Interruption Yes
Service Interruption Hours 29.0
Root Cause Category Excavation Issue
Root Cause Type Improper Excavation Practice Not Listed Above
Preparer Name S***** R****
Preparer Title Operations Supervisor
Preparer Email S***********@a**********.com
Preparer Telephone 972-360-4411
Preparer Fax 972-360-4420
Authorizer Name M*** C******
Authorizer Title Compliance Director
Authorizer Telephone 214-206-2875
Authorizer Email M*************@a**********.com
Narrative Excavator drilling to install a utility pole drilled into an accurately marked 4" poly main with an auger. House exploded before hazardous condition was eliminated.

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