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NFPA 59: Utility LP-Gas Plant Code, 2021
- Important Notices and Disclaimers
- Additional Important Notices and Disclaimers
- Chapter 1 Administration [Go to Page]
- 1.1 Scope.
- 1.2 Purpose.
- 1.3 Nonapplication of Code.
- 1.4 Retroactivity.
- 1.5 Equivalency.
- 1.6 Enforcement.
- 1.7 Pressure Measurement.
- Chapter 2 Referenced Publications [Go to Page]
- 2.1 General.
- 2.2 NFPA Publications.
- 2.3 Other Publications.
- 2.4 References for Extracts in Mandatory Sections.
- Chapter 3 Definitions [Go to Page]
- 3.1 General.
- 3.2 NFPA Official Definitions.
- 3.3 General Definitions.
- Chapter 4 General Requirements [Go to Page]
- 4.1 Personnel Training.
- 4.2 Odorizing Gases.
- 4.3 Acceptance of Equipment.
- 4.4 Damage from Vehicles.
- 4.5 Ignition Source Control.
- 4.6 Lighting.
- 4.7 Construction and Modification Records.
- 4.8 Design and Installation.
- 4.9 Atmospheric Corrosion Control.
- 4.10 External Corrosion Control: Buried or Submerged Components.
- 4.11 Internal Corrosion Control.
- 4.12 Interference Currents.
- Chapter 5 Nonrefrigerated Containers [Go to Page]
- 5.1 Provision for Construction and Original Test of Nonrefrigerated Containers.
- 5.2 Design Pressure and Classification of Nonrefrigerated Containers.
- 5.3 ASME Container Markings.
- 5.4 Location of Nonrefrigerated Containers.
- 5.5 Installation of Nonrefrigerated Storage Containers.
- 5.6 Reinstallation of Nonrefrigerated Containers.
- 5.7 Filling Densities.
- 5.8 Point of Transfer Spacing.
- Chapter 6 Refrigerated Containers [Go to Page]
- 6.1 Scope.
- 6.2 Refrigerated Containers Designed to Operate Below 7 psi (103 kPa) and Above 5000 bbls (800 m3).
- 6.3 Refrigerated Containers Designed to Operate Above 15 psi (103 kPa).
- Chapter 7 Piping, Valves, Process Pressure Vessels, and Equipment [Go to Page]
- 7.1 General.
- 7.2 Container Valves and Accessories.
- 7.3 Filler and Discharge Pipes and Manifolds.
- 7.4 Liquid Level Gauging Device.
- 7.5 Hose Specifications for Nonrefrigerated LP-Gas.
- 7.6 Drips, Pits, and Drains.
- 7.7 Pumps and Compressors.
- 7.8 Pumps and Compressors in Refrigerated LP-Gas Systems.
- 7.9 Process Pressure Vessels.
- 7.10 Protection of Container Accessories.
- 7.11 Transfer Equipment.
- Chapter 8 Buildings or Structures Housing LP-Gas Distribution Facilities [Go to Page]
- 8.1 Scope.
- 8.2 Separate Structures or Buildings.
- 8.3 Attached Structures or Rooms Within Structures.
- 8.4 Rooms Housing Vaporizers or Mixers.
- Chapter 9 Vaporizers, Heat Exchangers, and Gas–Air Mixers [Go to Page]
- 9.1 General.
- 9.2 Buildings or Rooms Housing Vaporizers or Gas–Air Mixers.
- 9.3 Vaporizers.
- 9.4 Gas–Air Mixers.
- 9.5 Vaporizer Installation.
- Chapter 10 Relief Devices [Go to Page]
- 10.1 General.
- 10.2 Nonrefrigerated Container Relief Devices.
- 10.3 Refrigerated Container Relief Devices.
- 10.4 Relief Device Sizing for Refrigerated Containers.
- 10.5 Refrigerated Container Relief Device Sizing for Fire Exposure.
- 10.6 Pressure Relief Valve Discharge Vents.
- 10.7 Vaporizers.
- 10.8 Hydrostatic Relief Valves.
- Chapter 11 Operations [Go to Page]
- 11.1 General.
- 11.2 Operating Procedures Manuals.
- 11.3 Handling.
- 11.4 Operating Records.
- Chapter 12 Maintenance [Go to Page]
- 12.1 Retroactivity.
- 12.2 Maintenance Manuals.
- 12.3 Corrosion Protection.
- 12.4 Maintenance of Emergency Shutoff and Check Valves.
- 12.5 Maintenance of Foundations and Supports.
- 12.6 Maintenance of Fire Protection Equipment.
- 12.7 Leakage Surveys.
- 12.8 Auxiliary Power Sources.
- 12.9 Purging Prior to Maintenance.
- 12.10 Maintenance Records.
- Chapter 13 Fire Protection, Safety, and Security [Go to Page]
- 13.1 General.
- 13.2 Gas, Fire, and Leak Detection.
- 13.3 Container Protection.
- 13.4 Fire Protection Water Systems.
- 13.5 Fire-Extinguishing and Other Fire Protection Equipment.
- 13.6 Special Protection.
- 13.7 Maintenance of Fire Protection Equipment.
- 13.8 Personnel Safety.
- 13.9 Security.
- Annex A Explanatory Material
- Annex B Method of Calculating Maximum Liquid Volume That Can Be Placed in a Container at Any Liquid Temperature
- Annex C Method of Calculating Maximum Volume of Liquefied Petroleum Gas That Can Be Placed in a Container for Which Length of Fixed Drip Tube Is Set
- Annex D Relief Device Sizing
- Annex E Sample Ordinance Adopting NFPA 59
- Annex F Informational References [Go to Page]
