Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2011-07-05 — TX
Operator
Atmos Energy Corporation - Mid-Tex
Cause
Notification Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$18,140
Incident datetime
2011-07-05 14:24
Report number
Location
TX, TARRANT
Narrative
Excavator was mixing quicklime into street and struck a 6" main, igniting the gas and burning up the excavator's mixer. Damage to mixer estimated at $100,000. Excavator did not call for locates, was working on locates marked for another excavator.
Detailed record list
Occurred At
2011-07-05 14:24:00
Year
2011
Report Received Date
2011-08-04 00:00:00
Iyear
2011.0
Report Number
20110269.0
Supplemental Number
15290.0
Report Type
Original Final
Operator Id
31348
Name
Atmos Energy Corporation - Mid-Tex
Operator Street Address
5430 Lbj Freeway Suite 1800
Operator City Name
Dallas
Operator State Abbreviation
TX
Operator Postal Code
75240
Local Datetime
2011-07-05 14:24:00
Location Street Address
3600 Shawnee Trail
Location City Name
Lake Worth
Location County Name
Tarrant
Location State Abbreviation
TX
Location Postal Code
76135
Location Latitude
32.80772
Location Longitude
-97.44253
Nrc Rpt Datetime
2011-07-05 16:10:00
Nrc Rpt Num
981757
Commodity Released Type
Natural Gas
Unintentional Release
98.0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
Yes
Explode Ind
No
Num Pub Evacuated
2.0
Incident Identified Datetime
2011-07-05 14:24:00
On Site Datetime
2011-07-05 15:00:00
Federal
No
Location Type
Utility Right-Of-Way / Easement
Incident Area Type
Underground
Incident Area Subtype
Other
Incident Area Details
Exc. Removed Pavement Prior To Mixing
Depth Of Cover
12.0
Crossing
No
Pipe Facility Type
Privately Owned
System Part Involved
Main
Installation Year
1984.0
Pipe Diameter
6.0
Pipe Specification
11.5
Pipe Manufacturer
Plexco
Material Involved
Plastic
Plastic Type
Polyethylene (Pe)
Plastic Sdr
1105
Material Pe Pipe Code
2406
Release Type
Rupture
Rupture Orient
Longitudinal
Rupture Length
24
Rupture Width
5
Class Location Type
Class 3 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
18140.0
Est Cost Emergency
0.0
Est Cost Other
0.0
Est Cost Unintentional Release
750.0
Prpty
18890.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
6.0
Accident Psig
29.0
Normal Psig
29.0
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 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
Controller's actions did not contribute to the incident cause
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
No
Public Row Ind
Yes
Public Subtype
City Street
Excavator Type
Unknown/other
Excavator Equipment
Milling Equipment
Work Performed
Milling
One Call Notified Ind
No
Locator Type
Unknown/other
Visible Marks
Yes
Service Interruption
Yes
Service Interruption Hours
6.0
Root Cause Category
Notification Issue
Root Cause Type
No Notification Made To The One-Call Center/811
Preparer Name
J*** J*****
Preparer Title
Operations Supervisor
Preparer Email
J*************@a**********.com
Preparer Telephone
817-215-4326
Preparer Fax
817-215-4734
Authorizer Name
A***** M*******
Authorizer Title
Compliance Manager
Authorizer Telephone
214-206-2703
Authorizer Email
A**************@a**********.com
Narrative
Excavator was mixing quicklime into street and struck a 6" main, igniting the gas and burning up the excavator's mixer. Damage to mixer estimated at $100,000. Excavator did not call for locates, was working on locates marked for another excavator.
| Occurred At | 2011-07-05 14:24:00 |
|---|---|
| Year | 2011 |
| Report Received Date | 2011-08-04 00:00:00 |
| Iyear | 2011.0 |
| Report Number | 20110269.0 |
| Supplemental Number | 15290.0 |
| Report Type | Original Final |
| Operator Id | 31348 PHMSA Enforcement |
| Name | Atmos Energy Corporation - Mid-Tex |
| Operator Street Address | 5430 Lbj Freeway Suite 1800 |
| Operator City Name | Dallas |
| Operator State Abbreviation | TX |
| Operator Postal Code | 75240 |
| Local Datetime | 2011-07-05 14:24:00 |
| Location Street Address | 3600 Shawnee Trail |
| Location City Name | Lake Worth |
| Location County Name | Tarrant |
| Location State Abbreviation | TX |
| Location Postal Code | 76135 |
| Location Latitude | 32.80772 Google Maps OpenStreetMap |
| Location Longitude | -97.44253 Google Maps OpenStreetMap |
| Nrc Rpt Datetime | 2011-07-05 16:10:00 |
| Nrc Rpt Num | 981757 NRC Report How to search |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 98.0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Ignite Ind | Yes |
| Explode Ind | No |
| Num Pub Evacuated | 2.0 |
| Incident Identified Datetime | 2011-07-05 14:24:00 |
| On Site Datetime | 2011-07-05 15:00:00 |
| Federal | No |
| Location Type | Utility Right-Of-Way / Easement |
| Incident Area Type | Underground |
| Incident Area Subtype | Other |
| Incident Area Details | Exc. Removed Pavement Prior To Mixing |
| Depth Of Cover | 12.0 |
| Crossing | No |
| Pipe Facility Type | Privately Owned |
| System Part Involved | Main |
| Installation Year | 1984.0 |
| Pipe Diameter | 6.0 |
| Pipe Specification | 11.5 |
| Pipe Manufacturer | Plexco |
| Material Involved | Plastic |
| Plastic Type | Polyethylene (Pe) |
| Plastic Sdr | 1105 |
| Material Pe Pipe Code | 2406 |
| Release Type | Rupture |
| Rupture Orient | Longitudinal |
| Rupture Length | 24 |
| Rupture Width | 5 |
| Class Location Type | Class 3 Location |
| Est Cost Oper Paid | 0.0 |
| Est Cost Prop Damage | 18140.0 |
| Est Cost Emergency | 0.0 |
| Est Cost Other | 0.0 |
| Est Cost Unintentional Release | 750.0 |
| Prpty | 18890.0 |
| Commercial Affected | 0.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 6.0 |
| Accident Psig | 29.0 |
| Normal Psig | 29.0 |
| 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 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 | Controller's actions did not contribute to the incident cause |
| 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 | No |
| Public Row Ind | Yes |
| Public Subtype | City Street |
| Excavator Type | Unknown/other |
| Excavator Equipment | Milling Equipment |
| Work Performed | Milling |
| One Call Notified Ind | No |
| Locator Type | Unknown/other |
| Visible Marks | Yes |
| Service Interruption | Yes |
| Service Interruption Hours | 6.0 |
| Root Cause Category | Notification Issue |
| Root Cause Type | No Notification Made To The One-Call Center/811 |
| Preparer Name | J*** J***** |
| Preparer Title | Operations Supervisor |
| Preparer Email | J*************@a**********.com |
| Preparer Telephone | 817-215-4326 |
| Preparer Fax | 817-215-4734 |
| Authorizer Name | A***** M******* |
| Authorizer Title | Compliance Manager |
| Authorizer Telephone | 214-206-2703 |
| Authorizer Email | A**************@a**********.com |
| Narrative | Excavator was mixing quicklime into street and struck a 6" main, igniting the gas and burning up the excavator's mixer. Damage to mixer estimated at $100,000. Excavator did not call for locates, was working on locates marked for another excavator. |
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