Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2011-12-08 — OK
Operator
Oneok Ngl Pipeline Lp
Cause
Excavation Issue
Commodity
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$15,085
Incident datetime
2011-12-08 16:10
Report number
Location
OK
Narrative
Oneok product movement center received call from woodward fire department that a backhoe had hit and ruptured oneok's pipeline 1 mile east and 1.5 mile south of mooreland,ok. Dcp mooreland injection plant was shutdown oneok field personnel were dispatched to location and closed valves to isolate the release. Product vapored off to atmosphere. Damaged pipe was removed from pipeline and pretested pipe was installed in pipeline. Pipeline was purged with product and restarted. Pipeline personnel had previously met excavator onsite and marked pipeline location. Operator and excavator scheduled a time for operator personnel to be on site during excavation, (12/09/2011). A "no dig" area was defined on either side of operators pipeline. Third party contractor employee began excavation prior to scheduled meeting time and did not respect pipeline markings.
Detailed record list
Report Received Date
2011-12-09 00:00:00
Iyear
2011
Report Number
20110442
Supplemental Number
16329
Report Type
Supplemental Final
Operator Id
32109
Name
Oneok Ngl Pipeline Lp
Operator Street Address
100 West Fifth Street
Operator City Name
Tulsa
Operator State Abbreviation
OK
Operator Postal Code
74103
Local Datetime
2011-12-08 16:10:00
Location Latitude
36.413056
Location Longitude
-99.193611
Commodity Released Type
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype
Lpg (Liquefied Petroleum Gas) / Ngl (Natural Gas Liquid)
Unintentional Release Bbls
360
Intentional Release Bbls
0
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Notification From Emergency Responder
Incident Identified Datetime
2011-12-08 16:10:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2011-12-08 16:35:00
Restart Datetime
2011-12-09 20:48:00
On Site Datetime
2011-12-08 17:30:00
Nrc Rpt Datetime
2011-12-08 17:40:00
Nrc Rpt Num
997605
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Manual
Num Pub Evacuated
0
Pipe Fac Name
Mooreland Plant To Mooreland Booster 4"
Onshore State Abbreviation
Ok
Onshore Postal Code
73582
Onshore City Name
Mooreland
Onshore County Name
Woodward
Designated Location
Survey Station No.
Designated Name
143+00
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
80
Crossing
No
Pipe Facility Type
Intrastate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
4.5
Pipe Wall Thickness
0.156
Pipe Smys
42000
Pipe Specification
5l
Pipe Seam Type
Erw � Unknown Frequency
Pipe Coating Type
Cold Applied Tape
Installation Year
1975
Material Involved
Carbon Steel
Release Type
Rupture
Rupture Orient
Circumferential
Rupture Width
4.5
Wildlife Impact Ind
No
Soil Contamination
No
Long Term Assessment
No
Remediation Ind
No
Water Contam Ind
No
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
1000
Est Cost Gas Released
14886
Est Cost Prop Damage
15085
Est Cost Emergency
1500
Est Cost Environmental
0
Est Cost Other
0
Prpty
32471
Accident Psig
1325
Mop Psig
1440
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
27532
Internal Inspection Ind
Yes
Operation Complications Ind
No
Pipeline Function
> 20% Smys Regulated Transmission
Scada In Place Ind
Yes
Scada Operating Ind
Yes
Scada Functional Ind
Yes
Scada Detection Ind
No
Scada Conf Ind
Yes
Cpm In Place Ind
No
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
Operator received call from mooreland fire department stating a backhoe had hit and ruptured oneok's piipeline
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
No
Private Row Ind
Yes
Private Subtype
Private Landowner
Pipeline Easement Row Ind
Yes
Excavator Type
Contractor
Excavator Equipment
Backhoe/trackhoe
Work Performed
Electric
One Call Notified Ind
Yes
One Call Ticket Num
1.11206e+13
One Call Center Name
Oklahoma One-Call
Locator Type
Utility Owner
Visible Marks
Yes
Service Interruption
Yes
Service Interruption Hours
28
Root Cause Category
Excavation Issue
Root Cause Type
Improper Backfilling Practices
Preparer Name
N*** J****
Preparer Title
Dot Compliance Coordinator
Preparer Email
N*********@o****.com
Preparer Telephone
580-395-6304
Preparer Fax
580-395-2377
Prepared Date
2012-01-12 00:00:00
Authorizer Name
N*** J****
Authorizer Telephone
580-395-6304
Authorizer Title
Dot Compliance Coordinator
Authorizer Email
N*********@o****.com
Narrative
Oneok product movement center received call from woodward fire department that a backhoe had hit and ruptured oneok's pipeline 1 mile east and 1.5 mile south of mooreland,ok. Dcp mooreland injection plant was shutdown oneok field personnel were dispatched to location and closed valves to isolate the release. Product vapored off to atmosphere. Damaged pipe was removed from pipeline and pretested pipe was installed in pipeline. Pipeline was purged with product and restarted. Pipeline personnel had previously met excavator onsite and marked pipeline location. Operator and excavator scheduled a time for operator personnel to be on site during excavation, (12/09/2011). A "no dig" area was defined on either side of operators pipeline. Third party contractor employee began excavation prior to scheduled meeting time and did not respect pipeline markings.
| Report Received Date | 2011-12-09 00:00:00 |
|---|---|
| Iyear | 2011 |
| Report Number | 20110442 |
| Supplemental Number | 16329 |
| Report Type | Supplemental Final |
| Operator Id | 32109 PHMSA Enforcement |
| Name | Oneok Ngl Pipeline Lp |
| Operator Street Address | 100 West Fifth Street |
| Operator City Name | Tulsa |
| Operator State Abbreviation | OK |
| Operator Postal Code | 74103 |
| Local Datetime | 2011-12-08 16:10:00 |
| Location Latitude | 36.413056 Google Maps OpenStreetMap |
| Location Longitude | -99.193611 Google Maps OpenStreetMap |
| Commodity Released Type | Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions |
| Commodity Subtype | Lpg (Liquefied Petroleum Gas) / Ngl (Natural Gas Liquid) |
| Unintentional Release Bbls | 360 |
| Intentional Release Bbls | 0 |
| Recovered Bbls | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Notification From Emergency Responder |
| Incident Identified Datetime | 2011-12-08 16:10:00 |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2011-12-08 16:35:00 |
| Restart Datetime | 2011-12-09 20:48:00 |
| On Site Datetime | 2011-12-08 17:30:00 |
| Nrc Rpt Datetime | 2011-12-08 17:40:00 |
| Nrc Rpt Num | 997605 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Upstream Valve Type Ind | Manual |
| Downstream Valve Type Ind | Manual |
| Num Pub Evacuated | 0 |
| Pipe Fac Name | Mooreland Plant To Mooreland Booster 4" |
| Onshore State Abbreviation | Ok |
| Onshore Postal Code | 73582 |
| Onshore City Name | Mooreland |
| Onshore County Name | Woodward |
| Designated Location | Survey Station No. |
| Designated Name | 143+00 |
| Federal | No |
| Location Type | Pipeline Right-Of-Way |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 80 |
| Crossing | No |
| Pipe Facility Type | Intrastate |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 4.5 |
| Pipe Wall Thickness | 0.156 |
| Pipe Smys | 42000 |
| Pipe Specification | 5l |
| Pipe Seam Type | Erw � Unknown Frequency |
| Pipe Coating Type | Cold Applied Tape |
| Installation Year | 1975 |
| Material Involved | Carbon Steel |
| Release Type | Rupture |
| Rupture Orient | Circumferential |
| Rupture Width | 4.5 |
| Wildlife Impact Ind | No |
| Soil Contamination | No |
| Long Term Assessment | No |
| Remediation Ind | No |
| Water Contam Ind | No |
| Could Be Hca | No |
| Commodity Reached Hca | No |
| Est Cost Oper Paid | 1000 |
| Est Cost Gas Released | 14886 |
| Est Cost Prop Damage | 15085 |
| Est Cost Emergency | 1500 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 32471 |
| Accident Psig | 1325 |
| Mop Psig | 1440 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 27532 |
| Internal Inspection Ind | Yes |
| Operation Complications Ind | No |
| Pipeline Function | > 20% Smys Regulated Transmission |
| Scada In Place Ind | Yes |
| Scada Operating Ind | Yes |
| Scada Functional Ind | Yes |
| Scada Detection Ind | No |
| Scada Conf Ind | Yes |
| Cpm In Place Ind | No |
| 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 | Operator received call from mooreland fire department stating a backhoe had hit and ruptured oneok's piipeline |
| 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 | No |
| Private Row Ind | Yes |
| Private Subtype | Private Landowner |
| Pipeline Easement Row Ind | Yes |
| Excavator Type | Contractor |
| Excavator Equipment | Backhoe/trackhoe |
| Work Performed | Electric |
| One Call Notified Ind | Yes |
| One Call Ticket Num | 1.11206e+13 |
| One Call Center Name | Oklahoma One-Call |
| Locator Type | Utility Owner |
| Visible Marks | Yes |
| Service Interruption | Yes |
| Service Interruption Hours | 28 |
| Root Cause Category | Excavation Issue |
| Root Cause Type | Improper Backfilling Practices |
| Preparer Name | N*** J**** |
| Preparer Title | Dot Compliance Coordinator |
| Preparer Email | N*********@o****.com |
| Preparer Telephone | 580-395-6304 |
| Preparer Fax | 580-395-2377 |
| Prepared Date | 2012-01-12 00:00:00 |
| Authorizer Name | N*** J**** |
| Authorizer Telephone | 580-395-6304 |
| Authorizer Title | Dot Compliance Coordinator |
| Authorizer Email | N*********@o****.com |
| Narrative | Oneok product movement center received call from woodward fire department that a backhoe had hit and ruptured oneok's pipeline 1 mile east and 1.5 mile south of mooreland,ok. Dcp mooreland injection plant was shutdown oneok field personnel were dispatched to location and closed valves to isolate the release. Product vapored off to atmosphere. Damaged pipe was removed from pipeline and pretested pipe was installed in pipeline. Pipeline was purged with product and restarted. Pipeline personnel had previously met excavator onsite and marked pipeline location. Operator and excavator scheduled a time for operator personnel to be on site during excavation, (12/09/2011). A "no dig" area was defined on either side of operators pipeline. Third party contractor employee began excavation prior to scheduled meeting time and did not respect pipeline markings. |
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