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Inspection Planning and Forms
The MPSC's Pipeline Safety program conducts inspections on a four-year inspection cycle. Pipeline operators are typically inspected annually using a series of forms that cover the required pipeline safety regulations over the four-year cycle. Program updates and inspection planning for the calendar year are communicated to operators, as provided below.
MPSC Inspection Planning Letters for Operators
- 2024 Letter to Pipeline Operators
- 2024 Letter to UNGS Operators
- 2023 Letter to Pipeline Operators
- 2023 Letter to UNGS Operators
- 2022 Letter to Pipeline Operators
- 2021 Letter to Pipeline Operators
PHMSA Information
Forms that may be utilized during annual comprehensive, construction, special, and risk inspections are available to view or download in the table below. Sort the individual columns alphabetically by form name or chronologically by revision date, or use the search bar for a specific inspection form.
Form Name |
Inspection Type |
Revised Date |
---|---|---|
Comprehensive |
1/23/2024 |
|
Comprehensive |
2/16/2024 |
|
Comprehensive |
2/23/2023 |
|
Comprehensive |
2/23/2023 |
|
Special Inspections |
2/28/2023 |
|
Construction |
6/5/2023 |
|
Construction |
6/5/2023 |
|
Plastic Transmission - MAOP/Pressure Testing |
Construction |
Revision Pending |
Construction |
6/5/2023 |
|
Plastic Services - Joining |
Construction |
Revision Pending |
Plastic Transmission - Joining |
Construction |
Revision Pending |
Plastic Services - MAOP/Pressure Testing |
Construction |
Revision Pending |
Plastic Transmission - Materials |
Construction |
Revision Pending |
Construction |
6/5/2023 |
|
Steel Transmission - Materials |
Construction |
Revision Pending |
Steel Transmission - MAOP/Pressure Test |
Construction |
Revision Pending |
Steel Transmission - Welding |
Construction |
Revision Pending |
Plastic Distribution - MAOP/Pressure Testing |
Construction |
Revision Pending |
Plastic Distribution - Construction Inspection |
Construction |
Revision Pending |
Steel Distribution - Welding |
Construction |
Revision Pending |
Plastic Services - Materials |
Construction |
Revision Pending |
Construction |
6/5/2023 |
|
Plastic Transmission - Construction Inspection |
Construction |
Revision Pending |
Steel Distribution - Cathodic Protection |
Construction |
Revision Pending |
Steel Distribution - Construction Inspection |
Construction |
Revision Pending |
Steel Transmission - Valves |
Construction |
Revision Pending |
Construction |
6/5/2023 |
|
Steel Distribution - MAOP/Pressure Test |
Construction |
Revision Pending |
Construction |
6/5/2023 |
|
Steel Transmission - Cathodic Protection |
Construction |
Revision Pending |
Steel Transmission - Construction Inspection |
Construction |
Revision Pending |
Construction |
6/5/2023 |
|
Plastic Distribution - Joining |
Construction |
Revision Pending |
Construction |
6/5/2023 |
|
Construction |
6/5/2023 |
|
Construction |
6/5/2023 |
|
Plastic Distribution - Materials |
Construction |
Revision Pending |
Special |
2/23/2023 |
|
Special |
2/19/2013 |
|
Special |
1/19/2024 |
|
Field Construction - Steel Main |
Construction |
Revision Pending |
PAP Observation |
Special |
Revision Pending |
Risk – Plastic Distribution Construction |
Risk |
Revision Pending |
Risk – Steel Transmission Construction |
Risk |
Revision Pending |
Risk |
2/23/2023 |
|
Risk – Transmission O&M |
Risk |
Revision Pending |
Risk |
2/23/2023 |
|
Risk |
2/23/2023 |
|
Risk – Atmospheric Corrosion |
Risk |
Revision Pending |
Risk – External Corrosion |
Risk |
Revision Pending |
Risk – Transmission MAOP |
Risk |
Revision Pending |
Risk |
2/23/2023 |
|
Field Construction - Plastic Distribution |
Construction |
Revision Pending |
Field Construction - Plastic Transmission |
Construction |
Revision Pending |
Special |
2/23/2023 |
|
PHMSA DIMP |
Special |
Revision Pending |
Field Construction - Plastic Services |
Construction |
Revision Pending |
PHMSA DIMP Lite |
Special |
Revision Pending |
Field Construction - Steel Transmission |
Construction |
Revision Pending |
Comprehensive |
2/23/2023 |
|
Comprehensive |
1/4/2024 |
|
Comprehensive |
2/23/2023 |
|
Comprehensive |
2/23/2023 |
|
Risk |
2/23/2023 |
|
Risk |
2/23/2023 |
|
Risk |
2/23/2023 |
|
Risk |
2/23/2023 |
|
Special Inspections |
2/23/2023 |
|
Supplemental Integrity Management |
Special Inspections |
Revision Pending |
Risk |
2/23/2023 |
|
Risk |
2/23/2023 |
|
Risk - Internal Corrosion |
Risk |
Revision Pending |
Risk - Distribution MAOP |
Risk |
Revision Pending |
TIMP - Comprehensive |
Special Inspections |
Revision Pending |
Special Inspections |
2/22/2022 |
|
Field Form |
2/18/2021 |
|
Field Form |
2/18/2021 |
|
Field Form |
1/28/2022 |
|
Field Form |
1/28/2022 |
|
Field Form |
1/28/2022 |