GD incident on 2010-09-28 — KS

Operator
Black Hills Energy
Cause
Incorrect Operation
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities 1 injury
Property damage (nominal)
$200
Incident datetime
2010-09-28 08:55
Report number
Location
KS, SEDGWICK
Narrative
While digging up a 2" pe main our contractor, underground systems construction hit a 3/4" service line that contained 44psig of pressure. The laborer and operator proceeded to dig up and further expose the damaged service line with shovels when the natural gas suddenly ignited causing 2nd degree burns to their hands, face, and arms. The crew foreman immediately extinguished the fire and a 4th contract employee squeezed off the line, stopping the gas flow. Both injured employees were taken to the local hospital and later transported to the local burn unit. One was treated and released and the other was kept overnight for observation and released the next morning.
Detailed record list
Occurred At
2010-09-28 08:55:00
Year
2010
Report Received Date
2010-10-22 00:00:00
Iyear
2010.0
Report Number
20100089.0
Supplemental Number
15229.0
Report Type
Supplemental Final
Operator Id
Name
Black Hills Energy
Operator Street Address
2287 College Road Po Box 2006
Operator City Name
Council Bluffs
Operator State Abbreviation
IA
Operator Postal Code
51502
Local Datetime
2010-09-28 08:45:00
Location Street Address
401 Jubilee St.
Location City Name
Andale
Location County Name
Sedgwick
Location State Abbreviation
KS
Location Postal Code
67001-9669
Location Latitude
Location Longitude
Nrc Rpt Datetime
2010-10-01 15:00:00
Nrc Rpt Num
Commodity Released Type
Natural Gas
Unintentional Release
4.0
Fatality Ind
No
Fatal
0
Injury Ind
Yes
Num Emp Injuries
0
Num Contr Injuries
1
Num Er Injuries
0
Num Worker Injuries
0
Num Gp Injuries
0
Injure
1
Ignite Ind
Yes
Explode Ind
No
Num Pub Evacuated
0.0
Incident Identified Datetime
2010-09-28 08:55:00
On Site Datetime
2010-09-28 09:10:00
Federal
No
Location Type
Utility Right-Of-Way / Easement
Incident Area Type
Underground
Incident Area Subtype
Exposed Due To Excavation
Depth Of Cover
35.0
Crossing
No
Pipe Facility Type
Privately Owned
System Part Involved
Service
Installation Year
1994.0
Pipe Diameter
0.75
Pipe Specification
Astmd2513
Pipe Manufacturer
Uponor
Material Involved
Plastic
Plastic Type
Polyethylene (Pe)
Plastic Sdr
11
Release Type
Mechanical Puncture
Puncture Axial
1.5
Puncture Circum
1.0
Class Location Type
Class 3 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
200.0
Est Cost Emergency
750.0
Est Cost Other
0.0
Est Cost Unintentional Release
11.0
Prpty
961.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
1.0
Accident Psig
44.0
Normal Psig
44.0
Mop Psig
50.0
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
4
Num Contractors Failed
0
Cause
Incorrect Operation
Cause Details
Other Incorrect Operation
Operation Type
Other Incorrect Operation
Operation Details
Contractor Failed To Follow Proper Procedure For Dealing With Blowing Natural Gas. Bhe Policy Clearly States In Section 74.21.2 Of Its O&m Manual To 'dig A Safe Work Area 5-15 Feet Upstream Of The Blowing Gas.'
Related Failure Follow Ind
Yes
Category Type
Construction
Operator Qualification Ind
Yes
Qualified Individuals
Yes, They Were Qualified For The Task(S)
Preparer Name
B**** P*******
Preparer Title
Operations Manager
Preparer Email
B*************@b*************.com
Preparer Telephone
316-941-1641
Preparer Fax
402-829-2547
Authorizer Name
J**** A* W******
Authorizer Title
Technical Services Manager
Authorizer Telephone
316-941-1642
Authorizer Email
J************@b*************.com
Narrative
While digging up a 2" pe main our contractor, underground systems construction hit a 3/4" service line that contained 44psig of pressure. The laborer and operator proceeded to dig up and further expose the damaged service line with shovels when the natural gas suddenly ignited causing 2nd degree burns to their hands, face, and arms. The crew foreman immediately extinguished the fire and a 4th contract employee squeezed off the line, stopping the gas flow. Both injured employees were taken to the local hospital and later transported to the local burn unit. One was treated and released and the other was kept overnight for observation and released the next morning.
Occurred At 2010-09-28 08:55:00
Year 2010
Report Received Date 2010-10-22 00:00:00
Iyear 2010.0
Report Number 20100089.0
Supplemental Number 15229.0
Report Type Supplemental Final
Operator Id 15359 PHMSA Enforcement
Name Black Hills Energy
Operator Street Address 2287 College Road Po Box 2006
Operator City Name Council Bluffs
Operator State Abbreviation IA
Operator Postal Code 51502
Local Datetime 2010-09-28 08:45:00
Location Street Address 401 Jubilee St.
Location City Name Andale
Location County Name Sedgwick
Location State Abbreviation KS
Location Postal Code 67001-9669
Location Latitude 37.79 Google Maps OpenStreetMap
Location Longitude -97.629 Google Maps OpenStreetMap
Nrc Rpt Datetime 2010-10-01 15:00:00
Nrc Rpt Num 955781 NRC Report How to search
Commodity Released Type Natural Gas
Unintentional Release 4.0
Fatality Ind No
Fatal 0
Injury Ind Yes
Num Emp Injuries 0
Num Contr Injuries 1
Num Er Injuries 0
Num Worker Injuries 0
Num Gp Injuries 0
Injure 1
Ignite Ind Yes
Explode Ind No
Num Pub Evacuated 0.0
Incident Identified Datetime 2010-09-28 08:55:00
On Site Datetime 2010-09-28 09:10:00
Federal No
Location Type Utility Right-Of-Way / Easement
Incident Area Type Underground
Incident Area Subtype Exposed Due To Excavation
Depth Of Cover 35.0
Crossing No
Pipe Facility Type Privately Owned
System Part Involved Service
Installation Year 1994.0
Pipe Diameter 0.75
Pipe Specification Astmd2513
Pipe Manufacturer Uponor
Material Involved Plastic
Plastic Type Polyethylene (Pe)
Plastic Sdr 11
Release Type Mechanical Puncture
Puncture Axial 1.5
Puncture Circum 1.0
Class Location Type Class 3 Location
Est Cost Oper Paid 0.0
Est Cost Prop Damage 200.0
Est Cost Emergency 750.0
Est Cost Other 0.0
Est Cost Unintentional Release 11.0
Prpty 961.0
Commercial Affected 0.0
Industrial Affected 0.0
Residences Affected 1.0
Accident Psig 44.0
Normal Psig 44.0
Mop Psig 50.0
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 4
Num Contractors Failed 0
Cause Incorrect Operation
Cause Details Other Incorrect Operation
Operation Type Other Incorrect Operation
Operation Details Contractor Failed To Follow Proper Procedure For Dealing With Blowing Natural Gas. Bhe Policy Clearly States In Section 74.21.2 Of Its O&m Manual To 'dig A Safe Work Area 5-15 Feet Upstream Of The Blowing Gas.'
Related Failure Follow Ind Yes
Category Type Construction
Operator Qualification Ind Yes
Qualified Individuals Yes, They Were Qualified For The Task(S)
Preparer Name B**** P*******
Preparer Title Operations Manager
Preparer Email B*************@b*************.com
Preparer Telephone 316-941-1641
Preparer Fax 402-829-2547
Authorizer Name J**** A* W******
Authorizer Title Technical Services Manager
Authorizer Telephone 316-941-1642
Authorizer Email J************@b*************.com
Narrative While digging up a 2" pe main our contractor, underground systems construction hit a 3/4" service line that contained 44psig of pressure. The laborer and operator proceeded to dig up and further expose the damaged service line with shovels when the natural gas suddenly ignited causing 2nd degree burns to their hands, face, and arms. The crew foreman immediately extinguished the fire and a 4th contract employee squeezed off the line, stopping the gas flow. Both injured employees were taken to the local hospital and later transported to the local burn unit. One was treated and released and the other was kept overnight for observation and released the next morning.

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