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NFPA 33: Standard for Spray Application Using Flammable or Combustible Materials, 2016
- Important Notices and Disclaimers
- Additional Notices and Disclaimers
- Chapter 1 Administration [Go to Page]
- 1.1 Scope.
- 1.2 Purpose.
- 1.3 Application.
- 1.4 Retroactivity.
- 1.5 Equivalency.
- 1.6 Units and Formulas.
- 1.7 Enforcement.
- 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 Location of Spray Application Operations [Go to Page]
- 4.1 General.
- 4.2 Separation.
- 4.3 Basements.
- Chapter 5 Construction and Design of Spray Areas, Spray Rooms, and Spray Booths [Go to Page]
- 5.1 Walls and Ceilings.
- 5.2 Conveyor Openings.
- 5.3 Separation from Other Operations.
- 5.4 Illumination and Observation Panels.
- 5.5 Ventilation.
- Chapter 6 Electrical and Other Sources of Ignition [Go to Page]
- 6.1 Scope.
- 6.2 General.
- 6.3 Electrical Area Classification.
- 6.4 Electrical Devices in Spray Areas.
- 6.5 Electrical Devices in Areas Adjacent to or Connected to Spray Areas.
- 6.6 Illumination.
- 6.7 Static Electricity.
- 6.8 Flexible Power Cords.
- 6.9 Portable Electric Lights.
- 6.10 Movement of Powered Vehicles.
- Chapter 7 Ventilation [Go to Page]
- 7.1 General.
- 7.2 Performance Requirements.
- 7.3 Make-Up Air.
- 7.4 Routing of Exhaust Ducts.
- 7.5 Recirculation of Exhaust.
- 7.6 Manifolding of Exhaust Ducts.
- 7.7 Materials of Construction.
- 7.8 Support of Exhaust Ducts.
- 7.9 Exhaust Duct Access Openings.
- 7.10 Exhaust Fans and Drives.
- 7.11 Drying Areas.
- Chapter 8 Storage, Handling, and Distribution of Flammable and Combustible Liquids [Go to Page]
- 8.1 General.
- 8.2 Storage in Process Areas.
- 8.3 Mixing.
- 8.4 Distribution Systems — Piping.
- 8.5 Distribution Systems — General.
- Chapter 9 Protection [Go to Page]
- 9.1 General.
- 9.2 Continuous Spray Application Operations.
- 9.3 Ventilation Systems.
- 9.4 Automatic Sprinkler Systems.
- 9.5 Automatic Carbon Dioxide, Dry Chemical, and Clean Agent Systems.
- 9.6 Portable Fire Extinguishers.
- 9.7 Protection for Automated Powder Application Equipment.
- 9.8 Protection for Automated Liquid Electrostatic Spray Application Equipment.
- 9.9 Protection for Dry Particulate Scrubber.
- 9.10 Protection for Electrostatic Precipitator Scrubber.
- 9.11 Protection for High-Capacity Dry Paint Arrestor.
- Chapter 10 Operations and Maintenance [Go to Page]
- 10.1 General.
- 10.2 Combustible Deposits.
- 10.3 High-Pressure Hose Lines.
- 10.4 Maintenance Procedures.
- 10.5 Waste Containers.
- 10.6 Clothing.
- 10.7 Cleaning Operations.
- 10.8 Solvent Distillation Units (Solvent Recyclers).
- 10.9 Spontaneous Ignition Hazards.
- 10.10 Chlorinated Solvents.
- 10.11 Smoking.
- 10.12 Hot Work.
- Chapter 11 Automated Electrostatic Spray Equipment [Go to Page]
- 11.1 Scope.
- 11.2 General.
- 11.3 Automated Electrostatic Systems.
- 11.4 Incendive Equipment.
- 11.5 Listing and Approval of Equipment.
- Chapter 12 Handheld Electrostatic Spray Equipment [Go to Page]
- 12.1 Scope.
- 12.2 General.
- 12.3 Handheld Apparatus.
- 12.4 Electrical Components.
- 12.5 Grounding.
- Chapter 13 Drying, Curing, and Fusion Processes [Go to Page]
- 13.1 General.
- 13.2 Spray Booths and Spray Rooms Used for Ambient Air Drying.
- 13.3 Spray Booths and Spray Rooms Used for Drying at Elevated Temperatures.
- 13.4 Flash-Off Areas.
- 13.5 Spray Booths or Spray Rooms Adjacent to or Connected to Rooms or Equipment Used for Drying, Curing, or Fusing.
- 13.6 Ventilation.
- 13.7 Warning Signs.
- Chapter 14 Miscellaneous Spray Operations [Go to Page]
- 14.1 Vehicle Undercoating and Body Lining.
- 14.2 Preparation Workstations.
- 14.3 Limited Finishing Workstations.
- Chapter 15 Powder Coating [Go to Page]
- 15.1 Scope.
- 15.2 General.
- 15.3 Applicability.
- 15.4 Location.
- 15.5 Protection.
- 15.6 Enclosures.
- 15.7 Electrical and Other Sources of Ignition.
- 15.8 Ventilation, Dust Collection, and Explosion Protection.
- 15.9 Drying, Curing, and Fusing Equipment.
- 15.10 Operation and Maintenance.
- 15.11 Automated Electrostatic Powder Spraying Equipment.
- 15.12 Handheld Electrostatic Powder Spraying Equipment.
- 15.13 Electrostatic Fluid Beds.
- 15.14 Hot Flocking.
- 15.15 Fluid Bed Coating.
- 15.16 Powder Coating Delivery and Circulation.
- 15.17 Powder Unloading, Bag Dumping Stations, and Pneumatic Conveying Systems.
- 15.18 Screening or Sieving Operations.
- 15.19 Storage and Handling.
- Chapter 16 Organic Peroxides and Plural Component Coatings [Go to Page]
- 16.1 Scope.
- 16.2 General.
- 16.3 Prevention of Contamination.
- 16.4 Storage of Organic Peroxides.
- 16.5 Handling of Organic Peroxides.
- 16.6 Mixing of Organic Peroxides with Promoters.
- 16.7 Smoking.
- 16.8 Trained Personnel.
- 16.9 Material Safety Data Sheets.
- Chapter 17 Styrene Cross-Linked Composites Manufacturing (Glass Fiber–Reinforced Plastics) [Go to Page]
- 17.1 Scope.
- 17.2 Resin Application Equipment.
- 17.3 Fire Protection.
- 17.4 Resin Storage.
- 17.5 Electrical and Other Hazards.
- 17.6 Ventilation.
- 17.7 Use and Handling.
- Chapter 18 Spray Application Operations in Membrane Enclosures [Go to Page]
- 18.1 Scope.
- 18.2 General.
- 18.3 Location.
- 18.4 Membrane Enclosure Occupancy.
- 18.5 Operations and Maintenance within Temporary Enclosures.
- 18.6 Membrane Material.
- 18.7 Electrical and Other Sources of Ignition.
- 18.8 Ventilation.
- 18.9 Recordkeeping.
- 18.10 Storage and Handling of Flammable and Combustible Liquids.
- 18.11 Facilities Compliance Permitting.
- 18.12 Protection.
- Chapter 19 Training [Go to Page]
- 19.1 General.
- Annex A Explanatory Material
- Annex B Determining Lower Flammable Limits
- Annex C Determining Ventilation Airflow for Powder Application Systems
- Annex D Fire Record
- Annex E Informational References [Go to Page]
