HL incident on 2016-03-31 — WY

Operator
Butte Pipeline Co
Cause
Equipment Failure
Commodity
Crude Oil
Program
HL
Damage and Injuries
0 fatalities 0 injuries
Property damage (nominal)
$5,000
Incident datetime
2016-03-31 07:00
Report number
Location
WY
Narrative
On the pig receiver in platte pipelines yard a multiple seal failure occurred on a relief valve. The relief valve was inspected in september 2015 and was in working order. After the incident the valve was inspected by a third party and found to have multiple seal failures that resulted in crude oil to leak out of a air weep hole in the top of the relief valve body.
Detailed record list
Report Received Date
2016-05-02 00:00:00
Iyear
2016
Report Number
20160134
Supplemental Number
21349
Report Type
Original Final
Operator Id
Name
Butte Pipeline Co
Operator Street Address
455 N. Poplar St.
Operator City Name
Casper
Operator State Abbreviation
WY
Operator Postal Code
82601
Local Datetime
2016-03-31 05:00:00
Location Latitude
Location Longitude
Commodity Released Type
Crude Oil
Unintentional Release Bbls
6
Recovered Bbls
5
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Other
Accident Details
Platte Pipeline Operator
Incident Identified Datetime
2016-03-31 07:00:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
No
Shutdown Explain
The Relief Is A Secondary Relief, All Valves Locked In The Open Position.
On Site Datetime
2016-03-31 07:00:00
Nrc Rpt Num
Nrc Notification Not Required
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Manual
Downstream Valve Type Ind
Manual
Num Pub Evacuated
0
Pipe Fac Name
Butte Pipeline
Segment Name
Butte Pipeline
Onshore State Abbreviation
Wy
Onshore Postal Code
82214
Onshore City Name
Not Within A Municipality
Onshore County Name
Platte
Designated Location
Milepost/valve Station
Designated Name
Platte Yard
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Aboveground
Incident Area Subtype
Typical Aboveground Facility Piping Or Appurtenance
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Valve
Valve Type
Relief Valve
Installation Year
2012
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Seal Or Packing
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
No
Remediation Ind
No
Water Contam Ind
No
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
2000
Est Cost Gas Released
120
Est Cost Prop Damage
5000
Est Cost Emergency
500
Est Cost Environmental
1000
Est Cost Other
0
Prpty
8620
Accident Psig
60
Mop Psig
881
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
12
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
No
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
The relief valve where the incident occurred was not directly controlled by the control center and therefore the control center was not deemed responsible. A third party inspection of the relief valve showed the relief valve failed due to multiple seal failure within the body of the relief valve allowing crude to enter the relief mechanism.
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Equipment Failure
Cause Details
Malfunction Of Control/relief Equipment
Eq Failure Type
Malfunction Of Control/relief Equipment
Relief Valve Ind
Yes
Eq Additional Other Ind
Yes
Eq Additional Other Details
Multiple Internal Seals Within The Relief Valve Failed.
Preparer Name
J**** R*********
Preparer Title
Compliance Coordinator
Preparer Email
J***************@t******.com
Preparer Telephone
3072660250
Prepared Date
2016-05-02 00:00:00
Authorizer Name
J**** R*********
Authorizer Telephone
3072660250
Authorizer Title
Compliance Coordinator
Authorizer Email
J***************@t******.com
Narrative
On the pig receiver in platte pipelines yard a multiple seal failure occurred on a relief valve. The relief valve was inspected in september 2015 and was in working order. After the incident the valve was inspected by a third party and found to have multiple seal failures that resulted in crude oil to leak out of a air weep hole in the top of the relief valve body.
Report Received Date 2016-05-02 00:00:00
Iyear 2016
Report Number 20160134
Supplemental Number 21349
Report Type Original Final
Operator Id 1960 PHMSA Enforcement
Name Butte Pipeline Co
Operator Street Address 455 N. Poplar St.
Operator City Name Casper
Operator State Abbreviation WY
Operator Postal Code 82601
Local Datetime 2016-03-31 05:00:00
Location Latitude 42.22588 Google Maps OpenStreetMap
Location Longitude -104.69196 Google Maps OpenStreetMap
Commodity Released Type Crude Oil
Unintentional Release Bbls 6
Recovered Bbls 5
Fatality Ind No
Fatal 0
Injury Ind No
Injure 0
Accident Identifier Other
Accident Details Platte Pipeline Operator
Incident Identified Datetime 2016-03-31 07:00:00
System Part Involved Onshore Pipeline, Including Valve Sites
On Off Shore Onshore
Shutdown Due Accident Ind No
Shutdown Explain The Relief Is A Secondary Relief, All Valves Locked In The Open Position.
On Site Datetime 2016-03-31 07:00:00
Nrc Rpt Num Nrc Notification Not Required 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 Butte Pipeline
Segment Name Butte Pipeline
Onshore State Abbreviation Wy
Onshore Postal Code 82214
Onshore City Name Not Within A Municipality
Onshore County Name Platte
Designated Location Milepost/valve Station
Designated Name Platte Yard
Federal No
Location Type Pipeline Right-Of-Way
Incident Area Type Aboveground
Incident Area Subtype Typical Aboveground Facility Piping Or Appurtenance
Crossing No
Pipe Facility Type Interstate
Item Involved Valve
Valve Type Relief Valve
Installation Year 2012
Material Involved Carbon Steel
Release Type Leak
Leak Type Seal Or Packing
Wildlife Impact Ind No
Soil Contamination Yes
Long Term Assessment No
Remediation Ind No
Water Contam Ind No
Could Be Hca No
Commodity Reached Hca No
Est Cost Oper Paid 2000
Est Cost Gas Released 120
Est Cost Prop Damage 5000
Est Cost Emergency 500
Est Cost Environmental 1000
Est Cost Other 0
Prpty 8620
Accident Psig 60
Mop Psig 881
Accident Pressure Pressure Did Not Exceed Mop
Pressure Restriction Ind No
Length Segment Isolated 12
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 No
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 The relief valve where the incident occurred was not directly controlled by the control center and therefore the control center was not deemed responsible. A third party inspection of the relief valve showed the relief valve failed due to multiple seal failure within the body of the relief valve allowing crude to enter the relief mechanism.
Employee Drug Test Ind No
Contractor Drug Test Ind No
Cause Equipment Failure
Cause Details Malfunction Of Control/relief Equipment
Eq Failure Type Malfunction Of Control/relief Equipment
Relief Valve Ind Yes
Eq Additional Other Ind Yes
Eq Additional Other Details Multiple Internal Seals Within The Relief Valve Failed.
Preparer Name J**** R*********
Preparer Title Compliance Coordinator
Preparer Email J***************@t******.com
Preparer Telephone 3072660250
Prepared Date 2016-05-02 00:00:00
Authorizer Name J**** R*********
Authorizer Telephone 3072660250
Authorizer Title Compliance Coordinator
Authorizer Email J***************@t******.com
Narrative On the pig receiver in platte pipelines yard a multiple seal failure occurred on a relief valve. The relief valve was inspected in september 2015 and was in working order. After the incident the valve was inspected by a third party and found to have multiple seal failures that resulted in crude oil to leak out of a air weep hole in the top of the relief valve body.

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