Title 49, Part 192 — Transportation of Natural and Other Gas by Pipeline: Minimum Federal Safety Standards

What is the scope of this part?

Definitions.

Class locations.

What documents are incorporated by reference partly or wholly in this part?

How are onshore gathering pipelines and regulated onshore gathering pipelines determined?

What requirements apply to gathering pipelines?

Outer continental shelf pipelines.

Petroleum gas systems.

Underground natural gas storage facilities.

What general requirements apply to pipelines regulated under this part?

Conversion to service subject to this part.

Rules of regulatory construction.

Customer notification.

How to notify PHMSA.

Scope.

General.

Steel pipe.

[Reserved]

Plastic pipe.

[Reserved]

Marking of materials.

Transportation of pipe.

Records: Material properties.

Storage and handling of plastic pipe and associated components.

Scope.

General.

Design formula for steel pipe.

Yield strength () for steel pipe.

Nominal wall thickness () for steel pipe.

Design factor () for steel pipe.

Additional design requirements for steel pipe using alternative maximum allowable operating pressure.

Longitudinal joint factor (E) for steel pipe.

Temperature derating factor () for steel pipe.

§§ 192.117-192.119 [Reserved]

Design of plastic pipe.

[Reserved]

Design of copper pipe.

Records: Pipe design.

Scope.

General requirements.

Qualifying metallic components.

Valves.

Flanges and flange accessories.

Standard fittings.

Passage of internal inspection devices.

Tapping.

Components fabricated by welding.

Welded branch connections.

Extruded outlets.

Flexibility.

Supports and anchors.

Compressor stations: Design and construction.

Compressor stations: Liquid removal.

Compressor stations: Emergency shutdown.

Compressor stations: Pressure limiting devices.

Compressor stations: Additional safety equipment.

Compressor stations: Ventilation.

Pipe-type and bottle-type holders.

Additional provisions for bottle-type holders.

Transmission line valves.

Distribution line valves.

Vaults: Structural design requirements.

Vaults: Accessibility.

Vaults: Sealing, venting, and ventilation.

Vaults: Drainage and waterproofing.

[Reserved]

Valve installation in plastic pipe.

Protection against accidental overpressuring.

Control of the pressure of gas delivered from high-pressure distribution systems.

Requirements for design of pressure relief and limiting devices.

Required capacity of pressure relieving and limiting stations.

Instrument, control, and sampling pipe and components.

Risers installed after January 22, 2019.

Records: Pipeline components.

Scope.

Welding procedures.

Qualification of welders and welding operators.

Limitations on welders and welding operators.

Protection from weather.

Miter joints.

Preparation for welding.

Inspection and test of welds.

Nondestructive testing.

Repair or removal of defects.

Scope.

General.

Cast iron pipe.

Ductile iron pipe.

Copper pipe.

Plastic pipe.

Plastic pipe: Qualifying joining procedures.

Plastic pipe: Qualifying persons to make joints.

Plastic pipe: Inspection of joints.

Scope.

Compliance with specifications or standards.

Inspection: General.

Inspection of materials.

Repair of steel pipe.

Repair of plastic pipe.

Bends and elbows.

Wrinkle bends in steel pipe.

Protection from hazards.

Installation of pipe in a ditch.

Installation of plastic pipe.

Casing.

Underground clearance.

Cover.

Additional construction requirements for steel pipe using alternative maximum allowable operating pressure.

Installation of plastic pipelines by trenchless excavation.

Scope.

Customer meters and regulators: Location.

Customer meters and regulators: Protection from damage.

Customer meters and regulators: Installation.

Customer meter installations: Operating pressure.

Service lines: Installation.

Service lines: Valve requirements.

Service lines: Location of valves.

Service lines: General requirements for connections to main piping.

Service lines: Connections to cast iron or ductile iron mains.

Service lines: Steel.

Service lines: Cast iron and ductile iron.

Service lines: Plastic.

Installation of plastic service lines by trenchless excavation.

Service lines: Copper.

New service lines not in use.

Service lines: Excess flow valve performance standards.

Excess flow valve installation.

Manual service line shut-off valve installation.

Scope.

How does this subpart apply to converted pipelines and regulated onshore gathering pipelines?

General.

External corrosion control: Buried or submerged pipelines installed after July 31, 1971.

External corrosion control: Buried or submerged pipelines installed before August 1, 1971.

External corrosion control: Examination of buried pipeline when exposed.

External corrosion control: Protective coating.

External corrosion control: Cathodic protection.

External corrosion control: Monitoring and remediation.

External corrosion control: Electrical isolation.

External corrosion control: Test stations.

External corrosion control: Test leads.

External corrosion control: Interference currents.

Internal corrosion control: General.

Internal corrosion control: Design and construction of transmission line.

Internal corrosion control: Monitoring.

[Reserved]

Atmospheric corrosion control: General.

Atmospheric corrosion control: Monitoring.

Remedial measures: General.

Remedial measures: Transmission lines.

Remedial measures: Distribution lines other than cast iron or ductile iron lines.

Remedial measures: Cast iron and ductile iron pipelines.

Direct assessment.

Corrosion control records.

In-line inspection of pipelines.

Scope.

General requirements.

Strength test requirements for steel pipeline to operate at a hoop stress of 30 percent or more of SMYS.

Transmission lines: Spike hydrostatic pressure test.

Test requirements for pipelines to operate at a hoop stress less than 30 percent of SMYS and at or above 100 p.s.i. (689 kPa) gage.

Test requirements for pipelines to operate below 100 p.s.i. (689 kPa) gage.

Test requirements for service lines.

Test requirements for plastic pipelines.

Environmental protection and safety requirements.

Records.

Scope.

General requirements.

Uprating to a pressure that will produce a hoop stress of 30 percent or more of SMYS in steel pipelines.

Uprating: Steel pipelines to a pressure that will produce a hoop stress less than 30 percent of SMYS: plastic, cast iron, and ductile iron pipelines.

Scope.

General provisions.

Procedural manual for operations, maintenance, and emergencies.

Verification of Pipeline Material Properties and Attributes: Onshore steel transmission pipelines.

Change in class location: Required study.

Change in class location: Change in valve spacing.

Change in class location: Confirmation or revision of maximum allowable operating pressure.

Underwater inspection and reburial of pipelines in the Gulf of America and its inlets.

Continuing surveillance.

Damage prevention program.

Emergency plans.

Public awareness.

Investigation of failures and incidents.

Maximum allowable operating pressure: Steel or plastic pipelines.

Alternative maximum allowable operating pressure for certain steel pipelines.

Maximum allowable operating pressure: High-pressure distribution systems.

Maximum and minimum allowable operating pressure; Low-pressure distribution systems.

Maximum allowable operating pressure reconfirmation: Onshore steel transmission pipelines.

Odorization of gas.

Tapping pipelines under pressure.

Purging of pipelines.

Control room management.

Engineering Critical Assessment for Maximum Allowable Operating Pressure Reconfirmation: Onshore steel transmission pipelines.

Transmission lines: Onshore valve shut-off for rupture mitigation.

Notification of potential rupture.

Transmission lines: Response to a rupture; capabilities of rupture-mitigation valves (RMVs) or alternative equivalent technologies.

Scope.

General.

Transmission lines: Patrolling.

Transmission lines: Leakage surveys.

Line markers for mains and transmission lines.

Transmission lines: Record keeping.

Transmission lines: Assessments outside of high consequence areas.

Transmission lines: General requirements for repair procedures.

Analysis of predicted failure pressure and critical strain level.

Transmission lines: Permanent field repair of imperfections and damages.

Transmission lines: Repair criteria for onshore transmission pipelines.

Transmission lines: Permanent field repair of welds.

Transmission lines: Permanent field repair of leaks.

Transmission lines: Testing of repairs.

Distribution systems: Leak repair.

Distribution systems: Patrolling.

Distribution systems: Leakage surveys.

Test requirements for reinstating service lines.

Abandonment or deactivation of facilities.

Compressor stations: Inspection and testing of relief devices.

Compressor stations: Storage of combustible materials.

Compressor stations: Gas detection.

Pressure limiting and regulating stations: Inspection and testing.

Pressure regulating, limiting, and overpressure protection—Individual service lines directly connected to regulated gathering or transmission pipelines.

Pressure limiting and regulating stations: Telemetering or recording gauges.

Pressure limiting and regulating stations: Capacity of relief devices.

Valve maintenance: Transmission lines.

Valve maintenance: Distribution systems.

Vault maintenance.

Launcher and receiver safety.

Prevention of accidental ignition.

Caulked bell and spigot joints.

Protecting cast-iron pipelines.

Joining plastic pipe by heat fusion; equipment maintenance and calibration.

Scope.

Definitions.

Qualification program.

Recordkeeping.

General.

What do the regulations in this subpart cover?

What definitions apply to this subpart?

How does an operator identify a high consequence area?

What must an operator do to implement this subpart?

How can an operator change its integrity management program?

What are the elements of an integrity management program?

When may an operator deviate its program from certain requirements of this subpart?

What knowledge and training must personnel have to carry out an integrity management program?

How does an operator identify potential threats to pipeline integrity and use the threat identification in its integrity program?

What must be in the baseline assessment plan?

How is the baseline assessment to be conducted?

How is direct assessment used and for what threats?

What are the requirements for using External Corrosion Direct Assessment (ECDA)?

What are the requirements for using Internal Corrosion Direct Assessment (ICDA)?

What are the requirements for using Direct Assessment for Stress Corrosion Cracking?

How may Confirmatory Direct Assessment (CDA) be used?

What actions must be taken to address integrity issues?

What additional preventive and mitigative measures must an operator take?

What is a continual process of evaluation and assessment to maintain a pipeline's integrity?

What are the required reassessment intervals?

What is a low stress reassessment?

When can an operator deviate from these reassessment intervals?

What methods must an operator use to measure program effectiveness?

What records must an operator keep?

[Reserved]

Where does an operator file a report?

What definitions apply to this subpart?

What do the regulations in this subpart cover?

What must a gas distribution operator (other than a small LPG operator) do to implement this subpart?

What are the required elements of an integrity management plan?

[Reserved]

What records must an operator keep?

When may an operator deviate from required periodic inspections under this part?

What must a small LPG operator do to implement this subpart?