Incident details
Operator, cause, commodity and consequences with raw source fields.
GD incident on 2017-05-12 — CO
Operator
Black Hills Energy
Cause
Excavation Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$13,159
Incident datetime
2017-05-12 17:42
Report number
Location
CO, WELD
Narrative
Contractor was digging a sewer line. The back hoe slid off of the spoil pile of dirt into the 4-inch high pressure gas pipeline damaging the main. Locates were marked properly.
Detailed record list
Occurred At
2017-05-12 17:42:00
Year
2017
Report Received Date
2017-06-13 00:00:00
Iyear
2017.0
Report Number
20170047.0
Supplemental Number
16780.0
Report Type
Supplemental Final
Operator Id
15359
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
2017-05-12 16:30:00
Location Street Address
Cr10 West Of Cr3 Half Mile
Location City Name
Not Within A Municipality
Location County Name
Weld
Location State Abbreviation
CO
Location Postal Code
80156
Location Latitude
40.057931
Location Longitude
-105.031261
Nrc Rpt Datetime
2017-05-19 07:15:00
Nrc Rpt Num
1178739
Commodity Released Type
Natural Gas
Unintentional Release
3390.0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Ignite Ind
No
Explode Ind
No
Num Pub Evacuated
0.0
Incident Identified Datetime
2017-05-12 17:42:00
On Site Datetime
2017-05-12 18:14:00
Federal
No
Location Type
Utility Right-Of-Way / Easement
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
32.0
Crossing
No
Pipe Facility Type
Investor Owned
System Part Involved
Main
Installation Year
1955.0
Pipe Diameter
4.0
Pipe Specification
Api 5l
Pipe Manufacturer
Unknown
Material Involved
Steel
Steel Seam Type
Other
Steel Seam Type Details
Unknown
Wt Steel
0.125
Release Type
Mechanical Puncture
Puncture Axial
5.0
Puncture Circum
3.0
Class Location Type
Class 1 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
13159.0
Est Cost Emergency
1000.0
Est Cost Other
0.0
Est Cost Unintentional Release
16936.0
Prpty
31095.0
Commercial Affected
0.0
Industrial Affected
0.0
Residences Affected
0.0
Accident Psig
250.0
Normal Psig
250.0
Mop Psig
250.0
Accident Pressure
Pressure Did Not Exceed Maop
Scada In Place Ind
No
Accident Identifier
Other
Accident Details
Xcel Energy Controller Notified Black Hills
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
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
Yes
Pipeline Easement Row Ind
Yes
Excavator Type
Contractor
Excavator Equipment
Backhoe/trackhoe
Work Performed
Sewer (Sanitary/storm)
One Call Notified Ind
Yes
One Call Ticket Num
71140037300
Locator Type
Contract Locator
Visible Marks
Yes
Root Cause Category
Excavation Issue
Root Cause Type
Improper Backfilling Practices
Preparer Name
B*** S*******
Preparer Title
Mgr Codes And Standards
Preparer Email
B************@b*************.com
Preparer Telephone
3035663509
Authorizer Name
B*** S*******
Authorizer Title
Mgr Codes And Standards
Authorizer Telephone
3035663509
Authorizer Email
B************@b*************.com
Narrative
Contractor was digging a sewer line. The back hoe slid off of the spoil pile of dirt into the 4-inch high pressure gas pipeline damaging the main. Locates were marked properly.
| Occurred At | 2017-05-12 17:42:00 |
|---|---|
| Year | 2017 |
| Report Received Date | 2017-06-13 00:00:00 |
| Iyear | 2017.0 |
| Report Number | 20170047.0 |
| Supplemental Number | 16780.0 |
| 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 | 2017-05-12 16:30:00 |
| Location Street Address | Cr10 West Of Cr3 Half Mile |
| Location City Name | Not Within A Municipality |
| Location County Name | Weld |
| Location State Abbreviation | CO |
| Location Postal Code | 80156 |
| Location Latitude | 40.057931 Google Maps OpenStreetMap |
| Location Longitude | -105.031261 Google Maps OpenStreetMap |
| Nrc Rpt Datetime | 2017-05-19 07:15:00 |
| Nrc Rpt Num | 1178739 NRC Report How to search |
| Commodity Released Type | Natural Gas |
| Unintentional Release | 3390.0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Ignite Ind | No |
| Explode Ind | No |
| Num Pub Evacuated | 0.0 |
| Incident Identified Datetime | 2017-05-12 17:42:00 |
| On Site Datetime | 2017-05-12 18:14:00 |
| Federal | No |
| Location Type | Utility Right-Of-Way / Easement |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 32.0 |
| Crossing | No |
| Pipe Facility Type | Investor Owned |
| System Part Involved | Main |
| Installation Year | 1955.0 |
| Pipe Diameter | 4.0 |
| Pipe Specification | Api 5l |
| Pipe Manufacturer | Unknown |
| Material Involved | Steel |
| Steel Seam Type | Other |
| Steel Seam Type Details | Unknown |
| Wt Steel | 0.125 |
| Release Type | Mechanical Puncture |
| Puncture Axial | 5.0 |
| Puncture Circum | 3.0 |
| Class Location Type | Class 1 Location |
| Est Cost Oper Paid | 0.0 |
| Est Cost Prop Damage | 13159.0 |
| Est Cost Emergency | 1000.0 |
| Est Cost Other | 0.0 |
| Est Cost Unintentional Release | 16936.0 |
| Prpty | 31095.0 |
| Commercial Affected | 0.0 |
| Industrial Affected | 0.0 |
| Residences Affected | 0.0 |
| Accident Psig | 250.0 |
| Normal Psig | 250.0 |
| Mop Psig | 250.0 |
| Accident Pressure | Pressure Did Not Exceed Maop |
| Scada In Place Ind | No |
| Accident Identifier | Other |
| Accident Details | Xcel Energy Controller Notified Black Hills |
| 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 | 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 | Yes |
| Pipeline Easement Row Ind | Yes |
| Excavator Type | Contractor |
| Excavator Equipment | Backhoe/trackhoe |
| Work Performed | Sewer (Sanitary/storm) |
| One Call Notified Ind | Yes |
| One Call Ticket Num | 71140037300 |
| Locator Type | Contract Locator |
| Visible Marks | Yes |
| Root Cause Category | Excavation Issue |
| Root Cause Type | Improper Backfilling Practices |
| Preparer Name | B*** S******* |
| Preparer Title | Mgr Codes And Standards |
| Preparer Email | B************@b*************.com |
| Preparer Telephone | 3035663509 |
| Authorizer Name | B*** S******* |
| Authorizer Title | Mgr Codes And Standards |
| Authorizer Telephone | 3035663509 |
| Authorizer Email | B************@b*************.com |
| Narrative | Contractor was digging a sewer line. The back hoe slid off of the spoil pile of dirt into the 4-inch high pressure gas pipeline damaging the main. Locates were marked properly. |
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