Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2011-03-30 — TX
Operator
Chevron Pipe Line Co
Cause
Corrosion Failure
Commodity
Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions
Program
HL
Damage and Injuries
0 fatalities
0 injuries
Property damage (nominal)
$30,000
Incident datetime
2011-03-30 15:35
Report number
Location
TX
Narrative
03/30/2011 @ 15:19cdt, cpl control center in houston,tx, shutdown the no. 2 pipeline for a pressure stand-up test. All mainline valves were closed from burley sta to boise sta. At 15:45cdt field team mobilized for visual verification of product line (no.2). At 16:00cdt all pressure holding steady on the pipeline except between glenns ferry south b.V. Mp 259.4 and twin falls sta b.V. Mp 211.4. Field team notified and personnel are being dispatched to that section of gasline. Team leader procured helicopter to fly this segment of line. At 18:31cdt personnel has verified salmon falls b.V. Not completely closed and was manually closed b.V.. At 18:39cdt pressure between salmon falls mp 231 and twin falls mp 211.4 has stabilized. Pressure between salmon falls and south glenns ferry has continued to drop. Field personnel continue to walk the line between b.V. Salmon falls mp 231 and south glenns ferry. At 19;44cdt cpl contractor reports leak found on ground at mp 237.4, team leader notified field team. At 19:46cdt console supervisor notified of leak. At 19:47cdt team leader arrives at spill site. Corrosion pit was found in the 6 o'clock position. Damaged pipe was repaired & line restarted. Note; part a of this section will not allow with question 14a to enter an earlier time. We shutdown the pipeline at 14:30.
Detailed record list
Report Received Date
2011-04-26 00:00:00
Iyear
2011
Report Number
20110126
Supplemental Number
16795
Report Type
Supplemental Final
Operator Id
2731
Name
Chevron Pipe Line Co
Operator Street Address
1400 Smith Street
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2011-03-30 15:35:00
Location Latitude
42.73839
Location Longitude
-114.948008
Commodity Released Type
Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions
Commodity Subtype
Gasoline (Non-Ethanol)
Unintentional Release Bbls
228
Intentional Release Bbls
0
Recovered Bbls
23
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Ground Patrol By Operator Or Its Contractor
Operator Type
Contractor Working For The Operator
Incident Identified Datetime
2011-03-30 15:35:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2011-03-30 15:35:00
Restart Datetime
2011-04-01 20:00:00
On Site Datetime
2011-03-30 15:35:00
Nrc Rpt Datetime
2011-03-31 12:05:00
Nrc Rpt Num
971623
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Remotely Controlled
Downstream Valve Type Ind
Remotely Controlled
Pipe Fac Name
Salt Lake Products
Segment Name
#2 Gas Line/ Idl-0200 (Route Code)
Onshore State Abbreviation
Id
Onshore Postal Code
83332
Onshore City Name
Habberman
Onshore County Name
Twin Falls
Designated Location
Milepost/valve Station
Designated Name
237.4
Federal
No
Location Type
Originated On Operator-Controlled Property, But Then Flowed Or Migrated Off The Property
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
42
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
8
Pipe Wall Thickness
0.29
Pipe Smys
42000
Pipe Seam Type
Erw � Unknown Frequency
Pipe Manufacturer
Consolidated
Pipe Coating Type
Other
Pipe Coating Details
Modified P-2
Installation Year
1952
Manufactured Year
1952
Material Involved
Carbon Steel
Release Type
Leak
Leak Type
Pinhole
Wildlife Impact Ind
No
Soil Contamination
Yes
Long Term Assessment
Yes
Remediation Ind
Yes
Soil Remed Ind
Yes
Water Contam Ind
No
Could Be Hca
No
Commodity Reached Hca
No
Est Cost Oper Paid
0
Est Cost Gas Released
33516
Est Cost Prop Damage
30000
Est Cost Emergency
65000
Est Cost Environmental
90000
Est Cost Other
0
Prpty
218516
Accident Psig
700
Mop Psig
1525
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
149952
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
Yes
Scada Conf Ind
No
Cpm In Place Ind
Yes
Cpm Operating Ind
Yes
Cpm Functional Ind
Yes
Cpm Detection Ind
Yes
Cpm Conf 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
Investigation regaridng this accident is ongoing
Employee Drug Test Ind
No
Contractor Drug Test Ind
No
Cause
Corrosion Failure
Cause Details
External Corrosion
Internal External
External Corrosion
Visual Exam Results
Localized Pitting
Galvanic Corrosion Ind
Yes
Other Basis Ind
Yes
Corrosion Basis Details
Determined By Company Corrosion Specialist
Underground Location
Yes
Under Cathodic Protection Ind
Yes
Cathodic Pro Start Year
1984
Shielding Evident
No
Cathodic Survey Type
Yes
Cp Annual Survey Ind
Yes
Cp Annual Survey Year
2010
Prior Damage
No
Collected Data Ind
Yes
Geometry Recent Year
2009
Other Recent Year
2009
Has Hydrtst Conduc Before Ind
Yes
Hydrtst Most Rcnt Year
1973
Hydrtst Most Rcnt Pressure
2192
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
G*** S****
Preparer Title
Team Leader
Preparer Email
G********@c******.com
Preparer Telephone
713 432-3332
Preparer Fax
713 432-3477
Prepared Date
2012-07-24 00:00:00
Authorizer Name
G*** S****
Authorizer Telephone
713 432-3332
Authorizer Title
Team Leader
Authorizer Email
G********@c******.com
Narrative
0**********@ 15:19cdt, cpl control center in houston,tx, shutdown the no. 2 pipeline for a pressure stand-up test. All mainline valves were closed from burley sta to boise sta. At 15:45cdt field team mobilized for visual verification of product line (no.2). At 16:00cdt all pressure holding steady on the pipeline except between glenns ferry south b.V. Mp 259.4 and twin falls sta b.V. Mp 211.4. Field team notified and personnel are being dispatched to that section of gasline. Team leader procured helicopter to fly this segment of line. At 18:31cdt personnel has verified salmon falls b.V. Not completely closed and was manually closed b.V.. At 18:39cdt pressure between salmon falls mp 231 and twin falls mp 211.4 has stabilized. Pressure between salmon falls and south glenns ferry has continued to drop. Field personnel continue to walk the line between b.V. Salmon falls mp 231 and south glenns ferry. At 19;44cdt cpl contractor reports leak found on ground at mp 237.4, team leader notified field team. At 19:46cdt console supervisor notified of leak. At 19:47cdt team leader arrives at spill site. Corrosion pit was found in the 6 o'clock position. Damaged pipe was repaired & line restarted. Note; part a of this section will not allow with question 14a to enter an earlier time. *********************************.
| Report Received Date | 2011-04-26 00:00:00 |
|---|---|
| Iyear | 2011 |
| Report Number | 20110126 |
| Supplemental Number | 16795 |
| Report Type | Supplemental Final |
| Operator Id | 2731 PHMSA Enforcement |
| Name | Chevron Pipe Line Co |
| Operator Street Address | 1400 Smith Street |
| Operator City Name | Houston |
| Operator State Abbreviation | TX |
| Operator Postal Code | 77002 |
| Local Datetime | 2011-03-30 15:35:00 |
| Location Latitude | 42.73839 Google Maps OpenStreetMap |
| Location Longitude | -114.948008 Google Maps OpenStreetMap |
| Commodity Released Type | Refined And/or Petroleum Product (Non-Hvl) Which Is A Liquid At Ambient Conditions |
| Commodity Subtype | Gasoline (Non-Ethanol) |
| Unintentional Release Bbls | 228 |
| Intentional Release Bbls | 0 |
| Recovered Bbls | 23 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Ground Patrol By Operator Or Its Contractor |
| Operator Type | Contractor Working For The Operator |
| Incident Identified Datetime | 2011-03-30 15:35:00 |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2011-03-30 15:35:00 |
| Restart Datetime | 2011-04-01 20:00:00 |
| On Site Datetime | 2011-03-30 15:35:00 |
| Nrc Rpt Datetime | 2011-03-31 12:05:00 |
| Nrc Rpt Num | 971623 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Upstream Valve Type Ind | Remotely Controlled |
| Downstream Valve Type Ind | Remotely Controlled |
| Pipe Fac Name | Salt Lake Products |
| Segment Name | #2 Gas Line/ Idl-0200 (Route Code) |
| Onshore State Abbreviation | Id |
| Onshore Postal Code | 83332 |
| Onshore City Name | Habberman |
| Onshore County Name | Twin Falls |
| Designated Location | Milepost/valve Station |
| Designated Name | 237.4 |
| Federal | No |
| Location Type | Originated On Operator-Controlled Property, But Then Flowed Or Migrated Off The Property |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 42 |
| Crossing | No |
| Pipe Facility Type | Interstate |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 8 |
| Pipe Wall Thickness | 0.29 |
| Pipe Smys | 42000 |
| Pipe Seam Type | Erw � Unknown Frequency |
| Pipe Manufacturer | Consolidated |
| Pipe Coating Type | Other |
| Pipe Coating Details | Modified P-2 |
| Installation Year | 1952 |
| Manufactured Year | 1952 |
| Material Involved | Carbon Steel |
| Release Type | Leak |
| Leak Type | Pinhole |
| Wildlife Impact Ind | No |
| Soil Contamination | Yes |
| Long Term Assessment | Yes |
| Remediation Ind | Yes |
| Soil Remed Ind | Yes |
| Water Contam Ind | No |
| Could Be Hca | No |
| Commodity Reached Hca | No |
| Est Cost Oper Paid | 0 |
| Est Cost Gas Released | 33516 |
| Est Cost Prop Damage | 30000 |
| Est Cost Emergency | 65000 |
| Est Cost Environmental | 90000 |
| Est Cost Other | 0 |
| Prpty | 218516 |
| Accident Psig | 700 |
| Mop Psig | 1525 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 149952 |
| 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 | Yes |
| Scada Conf Ind | No |
| Cpm In Place Ind | Yes |
| Cpm Operating Ind | Yes |
| Cpm Functional Ind | Yes |
| Cpm Detection Ind | Yes |
| Cpm Conf 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 | Investigation regaridng this accident is ongoing |
| Employee Drug Test Ind | No |
| Contractor Drug Test Ind | No |
| Cause | Corrosion Failure |
| Cause Details | External Corrosion |
| Internal External | External Corrosion |
| Visual Exam Results | Localized Pitting |
| Galvanic Corrosion Ind | Yes |
| Other Basis Ind | Yes |
| Corrosion Basis Details | Determined By Company Corrosion Specialist |
| Underground Location | Yes |
| Under Cathodic Protection Ind | Yes |
| Cathodic Pro Start Year | 1984 |
| Shielding Evident | No |
| Cathodic Survey Type | Yes |
| Cp Annual Survey Ind | Yes |
| Cp Annual Survey Year | 2010 |
| Prior Damage | No |
| Collected Data Ind | Yes |
| Geometry Recent Year | 2009 |
| Other Recent Year | 2009 |
| Has Hydrtst Conduc Before Ind | Yes |
| Hydrtst Most Rcnt Year | 1973 |
| Hydrtst Most Rcnt Pressure | 2192 |
| Direct Asmnt Conducted | No |
| Non Destructive Exam Ind | No |
| Preparer Name | G*** S**** |
| Preparer Title | Team Leader |
| Preparer Email | G********@c******.com |
| Preparer Telephone | 713 432-3332 |
| Preparer Fax | 713 432-3477 |
| Prepared Date | 2012-07-24 00:00:00 |
| Authorizer Name | G*** S**** |
| Authorizer Telephone | 713 432-3332 |
| Authorizer Title | Team Leader |
| Authorizer Email | G********@c******.com |
| Narrative | 0**********@ 15:19cdt, cpl control center in houston,tx, shutdown the no. 2 pipeline for a pressure stand-up test. All mainline valves were closed from burley sta to boise sta. At 15:45cdt field team mobilized for visual verification of product line (no.2). At 16:00cdt all pressure holding steady on the pipeline except between glenns ferry south b.V. Mp 259.4 and twin falls sta b.V. Mp 211.4. Field team notified and personnel are being dispatched to that section of gasline. Team leader procured helicopter to fly this segment of line. At 18:31cdt personnel has verified salmon falls b.V. Not completely closed and was manually closed b.V.. At 18:39cdt pressure between salmon falls mp 231 and twin falls mp 211.4 has stabilized. Pressure between salmon falls and south glenns ferry has continued to drop. Field personnel continue to walk the line between b.V. Salmon falls mp 231 and south glenns ferry. At 19;44cdt cpl contractor reports leak found on ground at mp 237.4, team leader notified field team. At 19:46cdt console supervisor notified of leak. At 19:47cdt team leader arrives at spill site. Corrosion pit was found in the 6 o'clock position. Damaged pipe was repaired & line restarted. Note; part a of this section will not allow with question 14a to enter an earlier time. *********************************. |
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