Spray Booths Follow safe operating instructions

Spray-finishing operations  Organic materials  Inorganic materials  Dispersed form  Deposited to coat, treat, or clean 1a

Spray-finishing deposition  Automatic  Manual  Electrostatic 1b

Spray-finishing does not include  Metal spraying  Dipping  Flow coating  Roller coating  Self-contained washing systems 1c

Spray booths  Enclose or confine operations  Located per NFPA No a

Spray booths, rooms  Not needed to spray: Building exteriorsBuilding exteriors Fixed tanksFixed tanks StructuresStructures 2b

Spray booths, rooms  Not needed for temporary use of small portable spraying apparatus 2c

Spray booths design and construction  29 CFR  NFPA No a

Spray booths design and construction  Lights  Motors  Electrical  Ignition sources  No combustible construction materials 3b

Spray booths design and construction  Walkways  Baffles  Distribution plates  Overspray collectors 3c

Spray booths design and construction  Wet or water wash  Collecting tanks  Pumps 3d

Spray rooms design and construction  Masonry  Concrete  Noncombustible  Fire doors  Ventilation 4a

Ventilation  29 CFR  NFPA No  Inlet ductwork  Exhaust ductwork 5a

Air flow  Adequate air replacement  Adequate air velocity 6a

Air replacement  Replacement air comes in "upstream" or above object being sprayed 6b

Air volume  Dilutes solvent vapor  At least 25% of solvent's LEL 6c

Air flow  Operator "downstream" from object must wear approved respirator 6d

Make-up air  Self-closing doors, dampers, louvers  Filtered air supply  Heating make-up air 7a

Flammable and combustible liquids  29 CFR  One day, one shift supply  Bulk storage separate  Approved closed containers, piping 8a

Flammable and combustible liquids  Dispense with ventilation  Feed system capacity limits  Hose connection shutoffs  Ground and bond piping 8b

Sprinkler systems, extinguishers  29 CFR  Clear access to controls  Sprinkler head cleaning  Portable fire extinguishers 9a

Operation and maintenance  Spray in spray areas  Clean from deposits, residues  Non-sparking tools  Remove, dispose of residue  Approved, metal waste cans 10a

Operation and maintenance  Metal lockers  Cleaning solvent flash points  Ventilation during cleaning  Non-hazardous combinations  "No Smoking" signs 10b

Drying  Increased temperature hazards  Maintain ventilation 11a

Electrostatic or powder coating  Safe distance between goods and conductors  Sign showing safe distance  Warning to ground equipment 12a

Organic peroxides  "No Smoking" sign  Non-sparking tools 12b

Automotive undercoating exemptions  Adequate ventilation  No more hazardous than kerosene  Flash point greater than 100 deg. F 13a