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 Washington Administrative Code (Last Updated: November 23, 2016)
 Title 296. Labor and Industries, Department of
 Chapter 296-307. Safety standards for agriculture.

  Section 296-307-455. Additional requirements for dip tanks using flammable or combustible liquids.  

Latest version.
  • Summary.
    IMPORTANT:
    This section applies to:
    • Flammable and combustible liquids (flashpoint below 200°F)
    • Liquids that have a flashpoint of 200°F (93.3°C) or higher if you:
    – Heat the liquid
    – Dip a heated object in the tank
    Your responsibility:
    Safeguard employees working with dip tanks containing flammable or combustible liquids
    You must:
    CONSTRUCTION
    Include additional safeguards when constructing dip tanks
    Provide overflow pipes
    Provide bottom drains
    FIRE PROTECTION
    Provide fire protection in the vapor area
    Provide additional fire protection for large dip tanks
    ELECTRICAL WIRING AND EQUIPMENT AND SOURCES OF IGNITION
    Prevent static electricity sparks or arcs when adding liquids to a dip tank
    Control ignition sources
    Provide safe wiring and electrical equipment where the liquid can drip or splash
    HOUSEKEEPING
    Keep the area around dip tanks clear of combustible material and properly dispose of waste
    HEATING LIQUID
    Make sure heating the liquid in your dip tanks does not cause a fire
    HEAT DRYING
    Make sure a heating system used for drying objects does not cause a fire
    CONVEYORS
    Make sure the conveyor system for dip tanks is safe
    [Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. WSR 03-10-068, § 296-307-455, filed 5/6/03, effective 8/1/03.]
RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. WSR 03-10-068, § 296-307-455, filed 5/6/03, effective 8/1/03.

Rules

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