GD incident on 2016-12-16 — IL

Operator
Ameren Illinois Company
Cause
Excavation Issue
Commodity
Natural Gas
Program
GD
Damage and Injuries
1 fatality 4 injuries
Property damage (nominal)
$105,000
Incident datetime
2016-12-16 16:06
Report number
Location
IL, FULTON
Narrative
Final update 11/21/2018 - the total damages in part d,2.D. Are updated to show best known public damage estimates. Supplemental update 06/01/2017 - the number of injuries requiring inpatient hospitalization was updated, including a member of the public and an ameren illinois contract locator. The dollar amount of public damages is still the best known estimate. Supplemental update 03/16/2017 - estimate of $5mm public damage added. This is unsubstantiated estimate and will be updated once better information is known. A third party contractor was directional boring to install telecommunication utility facilities and hit an ameren illinois (aic) gas facility. Aic responded to the hit facility and had four employees working at the scene when the building at 50 n 1st avenue exploded. One aic employee was killed and three were injured, two of which required inpatient hospitalization. Additional contributing factors to the incident are currently under investigation by the national transportation safety bureau (ntsb). Clarification on responses as follows: a.12 - there were news reports of 12 injuries including aic employees. At this time we are only aware of the injuries to aic employees requiring inpatient hospitalization, and are note aware if other injuries required inpatient hospitalization. A.16 - the east side of the square was evacuated by emergency responders and the total number of individuals evacuated is unknown at this time. The response of 50 is an unsubstantiated estimate of the individuals in and around the square that would have been evacuated. D.2.A. - the extent of public damages to property will most likely be in the millions of dollars. At this time, aic does not have a valid estimation of this amount. G.13.A. - this duration represents the time that the first system valves were closed to isolate gas mains to the time the last gas main segment was repressurized and put back into service.
Detailed record list
Occurred At
2016-12-16 16:06:00
Year
2016
Report Received Date
2016-12-16 00:00:00
Iyear
2016.0
Report Number
20160126.0
Supplemental Number
31221.0
Report Type
Supplemental Final
Operator Id
Name
Ameren Illinois Company
Operator Street Address
10 Executive Dr.
Operator City Name
Collinsville
Operator State Abbreviation
IL
Operator Postal Code
62234
Local Datetime
2016-11-16 17:44:00
Location Street Address
50 N. 1st Avenue
Location City Name
Canton
Location County Name
Fulton
Location State Abbreviation
IL
Location Postal Code
61520
Location Latitude
Location Longitude
Nrc Rpt Datetime
2016-11-16 18:26:00
Nrc Rpt Num
Commodity Released Type
Natural Gas
Unintentional Release
33.29
Fatality Ind
Yes
Num Emp Fatalities
1
Num Contr Fatalities
0
Num Er Fatalities
0
Num Worker Fatalities
0
Num Gp Fatalities
0
Fatal
1
Injury Ind
Yes
Num Emp Injuries
2
Num Contr Injuries
1
Num Er Injuries
0
Num Worker Injuries
0
Num Gp Injuries
1
Injure
4
Ignite Ind
Yes
Explode Ind
Yes
Num Pub Evacuated
50.0
Incident Identified Datetime
2016-12-16 16:06:00
On Site Datetime
2016-12-16 16:13:00
Federal
No
Location Type
Utility Right-Of-Way / Easement
Incident Area Type
Underground
Incident Area Subtype
Under Pavement
Depth Of Cover
26.0
Crossing
No
Pipe Facility Type
Investor Owned
System Part Involved
Service
Installation Year
2012.0
Pipe Diameter
1.0
Pipe Specification
Astm D2513
Pipe Manufacturer
Performance Pipe
Material Involved
Plastic
Plastic Type
Polyethylene (Pe)
Wt Plastic
0.099
Material Pe Pipe Code
2406
Release Type
Mechanical Puncture
Puncture Axial
0.8
Puncture Circum
0.3
Class Location Type
Class 3 Location
Est Cost Oper Paid
0.0
Est Cost Prop Damage
105000.0
Est Cost Emergency
128306.0
Est Cost Other
4150000.0
Est Cost Other Details
Total Public Damage Costs Are Shown In This Field.
Est Cost Unintentional Release
140.0
Prpty
4383446.0
Commercial Affected
110.0
Industrial Affected
0.0
Residences Affected
20.0
Accident Psig
31.2
Normal Psig
30.0
Mop Psig
60.0
Accident Pressure
Pressure Did Not Exceed Maop
Scada In Place Ind
No
Accident Identifier
Notification From Third Party That Caused The Incident
Investigation Status
No, the facility was not monitored by a controller(s) at the time of the incident
Employee Drug Test Ind
Yes
Num Employees Tested
3
Num Employees Failed
0
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
Public Row Ind
Yes
Public Subtype
City Street
Excavator Type
Contractor
Excavator Equipment
Directional Drilling
Work Performed
Telecommunications
One Call Notified Ind
Yes
One Call Ticket Num
3143162
One Call Center Name
Julie
Locator Type
Contract Locator
Visible Marks
Yes
Service Interruption
Yes
Service Interruption Hours
69.0
Root Cause Category
Excavation Issue
Root Cause Type
Improper Excavation Practice Not Listed Above
Preparer Name
J*** B******
Preparer Title
Manager - Pipeline Safety And Quality Assurance
Preparer Email
J*******@a*****.com
Preparer Telephone
217-625-6854
Preparer Fax
314-613-2640
Authorizer Name
J*** B******
Authorizer Title
Manager - Pipeline Safety And Quality Assurance
Authorizer Telephone
217-625-6854
Authorizer Email
J*******@a*****.com
Narrative
Final update 11/21/2018 - the total damages in part d,2.D. Are updated to show best known public damage estimates. Supplemental update 06/01/2017 - the number of injuries requiring inpatient hospitalization was updated, including a member of the public and an ameren illinois contract locator. The dollar amount of public damages is still the best known estimate. Supplemental update 03/16/2017 - estimate of $5mm public damage added. This is unsubstantiated estimate and will be updated once better information is known. A third party contractor was directional boring to install telecommunication utility facilities and hit an ameren illinois (aic) gas facility. Aic responded to the hit facility and had four employees working at the scene when the building at 50 n 1st avenue exploded. One aic employee was killed and three were injured, two of which required inpatient hospitalization. Additional contributing factors to the incident are currently under investigation by the national transportation safety bureau (ntsb). Clarification on responses as follows: a.12 - there were news reports of 12 injuries including aic employees. At this time we are only aware of the injuries to aic employees requiring inpatient hospitalization, and are note aware if other injuries required inpatient hospitalization. A.16 - the east side of the square was evacuated by emergency responders and the total number of individuals evacuated is unknown at this time. The response of 50 is an unsubstantiated estimate of the individuals in and around the square that would have been evacuated. D.2.A. - the extent of public damages to property will most likely be in the millions of dollars. At this time, aic does not have a valid estimation of this amount. G.13.A. - this duration represents the time that the first system valves were closed to isolate gas mains to the time the last gas main segment was repressurized and put back into service.
Occurred At 2016-12-16 16:06:00
Year 2016
Report Received Date 2016-12-16 00:00:00
Iyear 2016.0
Report Number 20160126.0
Supplemental Number 31221.0
Report Type Supplemental Final
Operator Id 32513 PHMSA Enforcement
Name Ameren Illinois Company
Operator Street Address 10 Executive Dr.
Operator City Name Collinsville
Operator State Abbreviation IL
Operator Postal Code 62234
Local Datetime 2016-11-16 17:44:00
Location Street Address 50 N. 1st Avenue
Location City Name Canton
Location County Name Fulton
Location State Abbreviation IL
Location Postal Code 61520
Location Latitude 40.556604 Google Maps OpenStreetMap
Location Longitude -90.033663 Google Maps OpenStreetMap
Nrc Rpt Datetime 2016-11-16 18:26:00
Nrc Rpt Num 1164320 NRC Report How to search
Commodity Released Type Natural Gas
Unintentional Release 33.29
Fatality Ind Yes
Num Emp Fatalities 1
Num Contr Fatalities 0
Num Er Fatalities 0
Num Worker Fatalities 0
Num Gp Fatalities 0
Fatal 1
Injury Ind Yes
Num Emp Injuries 2
Num Contr Injuries 1
Num Er Injuries 0
Num Worker Injuries 0
Num Gp Injuries 1
Injure 4
Ignite Ind Yes
Explode Ind Yes
Num Pub Evacuated 50.0
Incident Identified Datetime 2016-12-16 16:06:00
On Site Datetime 2016-12-16 16:13:00
Federal No
Location Type Utility Right-Of-Way / Easement
Incident Area Type Underground
Incident Area Subtype Under Pavement
Depth Of Cover 26.0
Crossing No
Pipe Facility Type Investor Owned
System Part Involved Service
Installation Year 2012.0
Pipe Diameter 1.0
Pipe Specification Astm D2513
Pipe Manufacturer Performance Pipe
Material Involved Plastic
Plastic Type Polyethylene (Pe)
Wt Plastic 0.099
Material Pe Pipe Code 2406
Release Type Mechanical Puncture
Puncture Axial 0.8
Puncture Circum 0.3
Class Location Type Class 3 Location
Est Cost Oper Paid 0.0
Est Cost Prop Damage 105000.0
Est Cost Emergency 128306.0
Est Cost Other 4150000.0
Est Cost Other Details Total Public Damage Costs Are Shown In This Field.
Est Cost Unintentional Release 140.0
Prpty 4383446.0
Commercial Affected 110.0
Industrial Affected 0.0
Residences Affected 20.0
Accident Psig 31.2
Normal Psig 30.0
Mop Psig 60.0
Accident Pressure Pressure Did Not Exceed Maop
Scada In Place Ind No
Accident Identifier Notification From Third Party That Caused The Incident
Investigation Status No, the facility was not monitored by a controller(s) at the time of the incident
Employee Drug Test Ind Yes
Num Employees Tested 3
Num Employees Failed 0
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
Public Row Ind Yes
Public Subtype City Street
Excavator Type Contractor
Excavator Equipment Directional Drilling
Work Performed Telecommunications
One Call Notified Ind Yes
One Call Ticket Num 3143162
One Call Center Name Julie
Locator Type Contract Locator
Visible Marks Yes
Service Interruption Yes
Service Interruption Hours 69.0
Root Cause Category Excavation Issue
Root Cause Type Improper Excavation Practice Not Listed Above
Preparer Name J*** B******
Preparer Title Manager - Pipeline Safety And Quality Assurance
Preparer Email J*******@a*****.com
Preparer Telephone 217-625-6854
Preparer Fax 314-613-2640
Authorizer Name J*** B******
Authorizer Title Manager - Pipeline Safety And Quality Assurance
Authorizer Telephone 217-625-6854
Authorizer Email J*******@a*****.com
Narrative Final update 11/21/2018 - the total damages in part d,2.D. Are updated to show best known public damage estimates. Supplemental update 06/01/2017 - the number of injuries requiring inpatient hospitalization was updated, including a member of the public and an ameren illinois contract locator. The dollar amount of public damages is still the best known estimate. Supplemental update 03/16/2017 - estimate of $5mm public damage added. This is unsubstantiated estimate and will be updated once better information is known. A third party contractor was directional boring to install telecommunication utility facilities and hit an ameren illinois (aic) gas facility. Aic responded to the hit facility and had four employees working at the scene when the building at 50 n 1st avenue exploded. One aic employee was killed and three were injured, two of which required inpatient hospitalization. Additional contributing factors to the incident are currently under investigation by the national transportation safety bureau (ntsb). Clarification on responses as follows: a.12 - there were news reports of 12 injuries including aic employees. At this time we are only aware of the injuries to aic employees requiring inpatient hospitalization, and are note aware if other injuries required inpatient hospitalization. A.16 - the east side of the square was evacuated by emergency responders and the total number of individuals evacuated is unknown at this time. The response of 50 is an unsubstantiated estimate of the individuals in and around the square that would have been evacuated. D.2.A. - the extent of public damages to property will most likely be in the millions of dollars. At this time, aic does not have a valid estimation of this amount. G.13.A. - this duration represents the time that the first system valves were closed to isolate gas mains to the time the last gas main segment was repressurized and put back into service.

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