Incident details
Operator, cause, commodity and consequences with raw source fields.
HL incident on 2016-11-08 — TX
Operator
Enterprise Products Operating Llc
Cause
Notification 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)
$196,988
Incident datetime
2016-11-08 15:48
Report number
Location
TX
Narrative
On november 8, 2016, a third-party contractor was using a bulldozer to perform road work on a private road located on the row of the a3 pipeline. The third-party contractor did not place a one-call notification or contact enterprise personnel before performing the road work. At approximately 15:36 the third-party contractor hit the a3 pipeline at mp 98 which resulted in a release of approximately 1,820 bbls of propane. There was no fire, explosion, injuries, or fatalities as a result of this release. The line was isolated at 15:48 by the control center via remotely operated valves. Enterprise personnel arrived on site at 15:57 and confirmed the release at 16:25. An nrc notification was made at 17:21 (#1163598). 15 people were evacuated from nearby homes as a precaution but were allowed to return to their homes later that evening. The pipeline was repaired and returned to service on november 13, 2016.
Detailed record list
Report Received Date
2016-12-07 00:00:00
Iyear
2016
Report Number
20160406
Supplemental Number
21935
Report Type
Original Final
Operator Id
31618
Name
Enterprise Products Operating Llc
Operator Street Address
1100 Louisiana Street
Operator City Name
Houston
Operator State Abbreviation
TX
Operator Postal Code
77002
Local Datetime
2016-11-08 15:36:00
Location Latitude
40.4329
Location Longitude
-78.9279
Commodity Released Type
Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions
Commodity Subtype
Other Hvl
Commodity Details
Propane
Unintentional Release Bbls
1820
Intentional Release Bbls
0
Recovered Bbls
0
Fatality Ind
No
Fatal
0
Injury Ind
No
Injure
0
Accident Identifier
Cpm Leak Detection System Or Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Calculations)
Incident Identified Datetime
2016-11-08 15:48:00
System Part Involved
Onshore Pipeline, Including Valve Sites
On Off Shore
Onshore
Shutdown Due Accident Ind
Yes
Shutdown Datetime
2016-11-08 15:48:00
Restart Datetime
2016-11-13 08:40:00
On Site Datetime
2016-11-08 15:57:00
Nrc Rpt Datetime
2016-11-08 17:21:00
Nrc Rpt Num
1163598
Ignite Ind
No
Explode Ind
No
Upstream Valve Type Ind
Remotely Controlled
Downstream Valve Type Ind
Remotely Controlled
Num Pub Evacuated
15
Pipe Fac Name
Greensburg To Chelsea
Segment Name
A3
Onshore State Abbreviation
Pa
Onshore Postal Code
15961
Onshore City Name
Vintondale
Onshore County Name
Cambria
Designated Location
Milepost/valve Station
Designated Name
98
Federal
No
Location Type
Pipeline Right-Of-Way
Incident Area Type
Underground
Incident Area Subtype
Under Soil
Depth Of Cover
9
Crossing
Yes
Road Crossing Ind
Yes
Road Type
Uncased
Pipe Facility Type
Interstate
Item Involved
Pipe
Pipe Type
Pipe Body
Pipe Diameter
6.625
Pipe Wall Thickness
0.28
Pipe Smys
24000
Pipe Specification
Unknown
Pipe Seam Type
Seamless
Pipe Manufacturer
Unknown
Pipe Coating Type
Coal Tar
Installation Year
1942
Manufactured Year
1942
Material Involved
Carbon Steel
Release Type
Mechanical Puncture
Puncture Axial
3
Puncture Circum
2
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
0
Est Cost Gas Released
43000
Est Cost Prop Damage
196988
Est Cost Emergency
15302
Est Cost Environmental
0
Est Cost Other
0
Prpty
255290
Accident Psig
902
Mop Psig
1440
Accident Pressure
Pressure Did Not Exceed Mop
Pressure Restriction Ind
No
Length Segment Isolated
49104
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
Yes
Cpm In Place Ind
Yes
Cpm Operating Ind
Yes
Cpm Functional Ind
Yes
Cpm Detection Ind
Yes
Cpm Conf Ind
Yes
Investigation Status
Yes, specify investigation result(s): (select all that apply)
Invest No Control Room Ind
Yes
Invest No Controller Ind
Yes
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 Third Party
Ex Party Type
Excavation Damage By Third Party
Prior Notification Ind
No
Notify Cga Dirt
No
Pipeline Easement Row Ind
Yes
Excavator Type
Contractor
Excavator Equipment
Backhoe/trackhoe
Work Performed
Road Work
One Call Notified Ind
No
Service Interruption
Yes
Service Interruption Hours
113
Root Cause Category
Notification Issue
Root Cause Type
No Notification Made To The One-Call Center/811
Collected Data Ind
Yes
Axial Magnetic Flx Lkg Ind
Yes
Geometry Deformation Ind
Yes
Axial Recent Year
2015
Geometry Recent Year
2015
Other Recent Year
2011
Insp Compl Before Damage Ind
Yes
Has Hydrtst Conduc Before Ind
Yes
Hydrtst Most Rcnt Year
2003
Hydrtst Most Rcnt Pressure
1917
Direct Asmnt Conducted
No
Non Destructive Exam Ind
No
Preparer Name
E**** W*******
Preparer Title
Pipeline Compliance Engineer
Preparer Email
E********@e****.com
Preparer Telephone
713-381-5757
Prepared Date
2016-12-07 00:00:00
Authorizer Name
E**** W*******
Authorizer Telephone
713-381-5757
Authorizer Title
Pipeline Compliance Engineer
Authorizer Email
E********@e****.com
Narrative
On november 8, 2016, a third-party contractor was using a bulldozer to perform road work on a private road located on the row of the a3 pipeline. The third-party contractor did not place a one-call notification or contact enterprise personnel before performing the road work. At approximately 15:36 the third-party contractor hit the a3 pipeline at mp 98 which resulted in a release of approximately 1,820 bbls of propane. There was no fire, explosion, injuries, or fatalities as a result of this release. The line was isolated at 15:48 by the control center via remotely operated valves. Enterprise personnel arrived on site at 15:57 and confirmed the release at 16:25. An nrc notification was made at 17:21 (#1163598). 15 people were evacuated from nearby homes as a precaution but were allowed to return to their homes later that evening. The pipeline was repaired and returned to service on november 13, 2016.
| Report Received Date | 2016-12-07 00:00:00 |
|---|---|
| Iyear | 2016 |
| Report Number | 20160406 |
| Supplemental Number | 21935 |
| Report Type | Original Final |
| Operator Id | 31618 PHMSA Enforcement |
| Name | Enterprise Products Operating Llc |
| Operator Street Address | 1100 Louisiana Street |
| Operator City Name | Houston |
| Operator State Abbreviation | TX |
| Operator Postal Code | 77002 |
| Local Datetime | 2016-11-08 15:36:00 |
| Location Latitude | 40.4329 Google Maps OpenStreetMap |
| Location Longitude | -78.9279 Google Maps OpenStreetMap |
| Commodity Released Type | Hvl Or Other Flammable Or Toxic Fluid Which Is A Gas At Ambient Conditions |
| Commodity Subtype | Other Hvl |
| Commodity Details | Propane |
| Unintentional Release Bbls | 1820 |
| Intentional Release Bbls | 0 |
| Recovered Bbls | 0 |
| Fatality Ind | No |
| Fatal | 0 |
| Injury Ind | No |
| Injure | 0 |
| Accident Identifier | Cpm Leak Detection System Or Scada-Based Information (Such As Alarm(S), Alert(S), Event(S), And/or Volume Calculations) |
| Incident Identified Datetime | 2016-11-08 15:48:00 |
| System Part Involved | Onshore Pipeline, Including Valve Sites |
| On Off Shore | Onshore |
| Shutdown Due Accident Ind | Yes |
| Shutdown Datetime | 2016-11-08 15:48:00 |
| Restart Datetime | 2016-11-13 08:40:00 |
| On Site Datetime | 2016-11-08 15:57:00 |
| Nrc Rpt Datetime | 2016-11-08 17:21:00 |
| Nrc Rpt Num | 1163598 NRC Report How to search |
| Ignite Ind | No |
| Explode Ind | No |
| Upstream Valve Type Ind | Remotely Controlled |
| Downstream Valve Type Ind | Remotely Controlled |
| Num Pub Evacuated | 15 |
| Pipe Fac Name | Greensburg To Chelsea |
| Segment Name | A3 |
| Onshore State Abbreviation | Pa |
| Onshore Postal Code | 15961 |
| Onshore City Name | Vintondale |
| Onshore County Name | Cambria |
| Designated Location | Milepost/valve Station |
| Designated Name | 98 |
| Federal | No |
| Location Type | Pipeline Right-Of-Way |
| Incident Area Type | Underground |
| Incident Area Subtype | Under Soil |
| Depth Of Cover | 9 |
| Crossing | Yes |
| Road Crossing Ind | Yes |
| Road Type | Uncased |
| Pipe Facility Type | Interstate |
| Item Involved | Pipe |
| Pipe Type | Pipe Body |
| Pipe Diameter | 6.625 |
| Pipe Wall Thickness | 0.28 |
| Pipe Smys | 24000 |
| Pipe Specification | Unknown |
| Pipe Seam Type | Seamless |
| Pipe Manufacturer | Unknown |
| Pipe Coating Type | Coal Tar |
| Installation Year | 1942 |
| Manufactured Year | 1942 |
| Material Involved | Carbon Steel |
| Release Type | Mechanical Puncture |
| Puncture Axial | 3 |
| Puncture Circum | 2 |
| 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 | 0 |
| Est Cost Gas Released | 43000 |
| Est Cost Prop Damage | 196988 |
| Est Cost Emergency | 15302 |
| Est Cost Environmental | 0 |
| Est Cost Other | 0 |
| Prpty | 255290 |
| Accident Psig | 902 |
| Mop Psig | 1440 |
| Accident Pressure | Pressure Did Not Exceed Mop |
| Pressure Restriction Ind | No |
| Length Segment Isolated | 49104 |
| 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 | Yes |
| Cpm In Place Ind | Yes |
| Cpm Operating Ind | Yes |
| Cpm Functional Ind | Yes |
| Cpm Detection Ind | Yes |
| Cpm Conf Ind | Yes |
| Investigation Status | Yes, specify investigation result(s): (select all that apply) |
| Invest No Control Room Ind | Yes |
| Invest No Controller Ind | Yes |
| 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 Third Party |
| Ex Party Type | Excavation Damage By Third Party |
| Prior Notification Ind | No |
| Notify Cga Dirt | No |
| Pipeline Easement Row Ind | Yes |
| Excavator Type | Contractor |
| Excavator Equipment | Backhoe/trackhoe |
| Work Performed | Road Work |
| One Call Notified Ind | No |
| Service Interruption | Yes |
| Service Interruption Hours | 113 |
| Root Cause Category | Notification Issue |
| Root Cause Type | No Notification Made To The One-Call Center/811 |
| Collected Data Ind | Yes |
| Axial Magnetic Flx Lkg Ind | Yes |
| Geometry Deformation Ind | Yes |
| Axial Recent Year | 2015 |
| Geometry Recent Year | 2015 |
| Other Recent Year | 2011 |
| Insp Compl Before Damage Ind | Yes |
| Has Hydrtst Conduc Before Ind | Yes |
| Hydrtst Most Rcnt Year | 2003 |
| Hydrtst Most Rcnt Pressure | 1917 |
| Direct Asmnt Conducted | No |
| Non Destructive Exam Ind | No |
| Preparer Name | E**** W******* |
| Preparer Title | Pipeline Compliance Engineer |
| Preparer Email | E********@e****.com |
| Preparer Telephone | 713-381-5757 |
| Prepared Date | 2016-12-07 00:00:00 |
| Authorizer Name | E**** W******* |
| Authorizer Telephone | 713-381-5757 |
| Authorizer Title | Pipeline Compliance Engineer |
| Authorizer Email | E********@e****.com |
| Narrative | On november 8, 2016, a third-party contractor was using a bulldozer to perform road work on a private road located on the row of the a3 pipeline. The third-party contractor did not place a one-call notification or contact enterprise personnel before performing the road work. At approximately 15:36 the third-party contractor hit the a3 pipeline at mp 98 which resulted in a release of approximately 1,820 bbls of propane. There was no fire, explosion, injuries, or fatalities as a result of this release. The line was isolated at 15:48 by the control center via remotely operated valves. Enterprise personnel arrived on site at 15:57 and confirmed the release at 16:25. An nrc notification was made at 17:21 (#1163598). 15 people were evacuated from nearby homes as a precaution but were allowed to return to their homes later that evening. The pipeline was repaired and returned to service on november 13, 2016. |
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