Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2013-11-14 — TX
Operator
Chevron Pipe Line Co
Cause
Locating 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)
$1,500,000
Incident datetime
2013-11-14 09:33
Report number
Location
TX
Narrative
At 0933 cdt on 11-14-13, the cpl control center was notified of a line strike and subsequent release/fire on the 10' west texas lpg line near milford, tx. A cpl contract crew was drilling vertically to install a power pole as part of a project to install a cathodic protection deep ground bed, when they struck the 10" lpg line. The line was shut in upstream of the incident site and pressure was pulled off using the downstream pumps, prior to blocking the downstream block valve. Cpl maintenance crews evacuated the damaged 10' line and the adjacent 14' lpg mainline to replace damaged pipe and components. The 10' line was restarted on 11-21-13 and the 14' mainline was restarted on 11-23-13.
Detailed record list
Report Received Date
2013-12-13 00:00:00
Iyear
2013
Report Number
20130396
Supplemental Number
20764
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
2013-11-14 09:33:00
Location Latitude
32.108042
Location Longitude
-96.94382
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
4357
Intentional Release Bbls
3473
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Local Operating Personnel, Including Contractors
Operator Type
Operator Employee
Incident Identified Datetime
2013-11-14 09:33:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2013-11-14 09:45:00
Restart Datetime
2013-11-21 07:00:00
On Site Datetime
2013-11-14 09:33:00
Nrc Rpt Datetime
2013-11-14 10:07:00
Nrc Rpt Num
106572
Ignite Ind
Yes
Explode Ind
No
Upstream Valve Type Ind
Remotely Controlled
Downstream Valve Type Ind
Manual
Num Pub Evacuated
700
Pipe Fac Name
West Texas Lpg Loop
Segment Name
10" Wortham To Baker Road Valve Site
Onshore State Abbreviation
Tx
Onshore Postal Code
76670
Onshore City Name
Milford
Onshore County Name
Ellis
Designated Location
Milepost/valve Station
Designated Name
Mp 39.44
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
48
Crossing
No
Pipe Facility Type
Interstate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
10.75
Pipe Wall Thickness
0.219
Pipe Smys
60000
Pipe Specification
Api 5l Grade X-60 Erw
Pipe Seam Type
Erw - High Frequency
Pipe Manufacturer
American Steel
Pipe Coating Type
Fusion Bonded Epoxy(Fbe)
Installation Year
1988
Manufactured Year
1988
Material Involved
Carbon Steel
Release Type
Mechanical Puncture
Puncture Axial
1.5
Puncture Circum
4
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
500000
Est Cost Gas Released
338099
Est Cost Prop Damage
1500000
Est Cost Emergency
2000000
Est Cost Environmental
250000
Est Cost Other
0
Prpty
4588099
Accident Psig
635
Mop Psig
983
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
52800
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
Cpl employee at the site, at the time of the release called in immediately. Controller took immediate steps to control release.
Employee Drug Test Ind
Yes
Contractor Drug Test Ind
No
Num Employees Tested
1
Num Employees Failed
0
Cause
Excavation Damage
Cause Details
Excavation Damage By Operator's Contractor (Second Party)
Ex Party Type
Excavation Damage By Operator's Contractor (Second Party)
Notify Cga Dirt
Yes
Pipeline Easement Row Ind
Yes
Excavator Type
Contractor
Excavator Equipment
Drilling
Work Performed
Liquid Pipeline
One Call Notified Ind
Yes
One Call Ticket Num
1381107270
One Call Center Name
Texas 811
Locator Type
Utility Owner
Visible Marks
Yes
Service Interruption
Yes
Service Interruption Hours
216
Root Cause Category
Locating Issue
Root Cause Type
Facility Marked Inaccurately Due To Locator Error
Preparer Name
J* R* B****
Preparer Title
Dot Specialist
Preparer Email
R*****@c******.com
Preparer Telephone
713-432-3206
Preparer Fax
713-432-3477
Prepared Date
2015-09-23 00:00:00
Authorizer Name
J* R* B****
Authorizer Telephone
713-432-3206
Authorizer Title
Dot Specialist
Authorizer Email
R*****@c******.com
Narrative
At 0933 cdt on 11-14-13, the cpl control center was notified of a line strike and subsequent release/fire on the 10' west texas lpg line near milford, tx. A cpl contract crew was drilling vertically to install a power pole as part of a project to install a cathodic protection deep ground bed, when they struck the 10" lpg line. The line was shut in upstream of the incident site and pressure was pulled off using the downstream pumps, prior to blocking the downstream block valve. Cpl maintenance crews evacuated the damaged 10' line and the adjacent 14' lpg mainline to replace damaged pipe and components. The 10' line was restarted on 11-21-13 and the 14' mainline was restarted on 11-23-13.
| Report Received Date | 2013-12-13 00:00:00 |
|---|---|
| Iyear | 2013 |
| Report Number | 20130396 |
| Supplemental Number | 20764 |
| 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 | 2013-11-14 09:33:00 |
| Location Latitude | 32.108042 Google Maps OpenStreetMap |
| Location Longitude | -96.94382 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 | 4357 |
| Intentional Release Bbls | 3473 |
| Recovered Bbls | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Local Operating Personnel, Including Contractors |
| Operator Type | Operator Employee |
| Incident Identified Datetime | 2013-11-14 09:33:00 |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2013-11-14 09:45:00 |
| Restart Datetime | 2013-11-21 07:00:00 |
| On Site Datetime | 2013-11-14 09:33:00 |
| Nrc Rpt Datetime | 2013-11-14 10:07:00 |
| Nrc Rpt Num | 106572 NRC Report How to search |
| Ignite Ind | Yes |
| Explode Ind | No |
| Upstream Valve Type Ind | Remotely Controlled |
| Downstream Valve Type Ind | Manual |
| Num Pub Evacuated | 700 |
| Pipe Fac Name | West Texas Lpg Loop |
| Segment Name | 10" Wortham To Baker Road Valve Site |
| Onshore State Abbreviation | Tx |
| Onshore Postal Code | 76670 |
| Onshore City Name | Milford |
| Onshore County Name | Ellis |
| Designated Location | Milepost/valve Station |
| Designated Name | Mp 39.44 |
| Federal | No |
| Location Type | Pipeline Right-Of-Way |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 48 |
| Crossing | No |
| Pipe Facility Type | Interstate |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 10.75 |
| Pipe Wall Thickness | 0.219 |
| Pipe Smys | 60000 |
| Pipe Specification | Api 5l Grade X-60 Erw |
| Pipe Seam Type | Erw - High Frequency |
| Pipe Manufacturer | American Steel |
| Pipe Coating Type | Fusion Bonded Epoxy(Fbe) |
| Installation Year | 1988 |
| Manufactured Year | 1988 |
| Material Involved | Carbon Steel |
| Release Type | Mechanical Puncture |
| Puncture Axial | 1.5 |
| Puncture Circum | 4 |
| 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 | 500000 |
| Est Cost Gas Released | 338099 |
| Est Cost Prop Damage | 1500000 |
| Est Cost Emergency | 2000000 |
| Est Cost Environmental | 250000 |
| Est Cost Other | 0 |
| Prpty | 4588099 |
| Accident Psig | 635 |
| Mop Psig | 983 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 52800 |
| 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 | Cpl employee at the site, at the time of the release called in immediately. Controller took immediate steps to control release. |
| Employee Drug Test Ind | Yes |
| Contractor Drug Test Ind | No |
| Num Employees Tested | 1 |
| Num Employees Failed | 0 |
| Cause | Excavation Damage |
| Cause Details | Excavation Damage By Operator's Contractor (Second Party) |
| Ex Party Type | Excavation Damage By Operator's Contractor (Second Party) |
| Notify Cga Dirt | Yes |
| Pipeline Easement Row Ind | Yes |
| Excavator Type | Contractor |
| Excavator Equipment | Drilling |
| Work Performed | Liquid Pipeline |
| One Call Notified Ind | Yes |
| One Call Ticket Num | 1381107270 |
| One Call Center Name | Texas 811 |
| Locator Type | Utility Owner |
| Visible Marks | Yes |
| Service Interruption | Yes |
| Service Interruption Hours | 216 |
| Root Cause Category | Locating Issue |
| Root Cause Type | Facility Marked Inaccurately Due To Locator Error |
| Preparer Name | J* R* B**** |
| Preparer Title | Dot Specialist |
| Preparer Email | R*****@c******.com |
| Preparer Telephone | 713-432-3206 |
| Preparer Fax | 713-432-3477 |
| Prepared Date | 2015-09-23 00:00:00 |
| Authorizer Name | J* R* B**** |
| Authorizer Telephone | 713-432-3206 |
| Authorizer Title | Dot Specialist |
| Authorizer Email | R*****@c******.com |
| Narrative | At 0933 cdt on 11-14-13, the cpl control center was notified of a line strike and subsequent release/fire on the 10' west texas lpg line near milford, tx. A cpl contract crew was drilling vertically to install a power pole as part of a project to install a cathodic protection deep ground bed, when they struck the 10" lpg line. The line was shut in upstream of the incident site and pressure was pulled off using the downstream pumps, prior to blocking the downstream block valve. Cpl maintenance crews evacuated the damaged 10' line and the adjacent 14' lpg mainline to replace damaged pipe and components. The 10' line was restarted on 11-21-13 and the 14' mainline was restarted on 11-23-13. |
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