Collections
Washington Administrative Code (WAC)
Title 296
Chapter 835
Wash. Admin. Code ch. 296-835
Dipping and Coating Operations (Dip Tanks)
LABOR AND INDUSTRIES, DEPARTMENT OF
Learn More
Log In
Sign Up
296-835-099
Definitions
296-835-100
Scope
296-835-110
General requirements
296-835-11005
Construct safe dip tanks
296-835-11010
Provide proper ventilation for the vapor area
296-835-11015
Take additional precautions if you recirculate ventilation system exhaust air into the workplace
296-835-11020
Take additional precautions when using an exhaust hood
296-835-11025
Periodically inspect your dip tanks and associated equipment and correct any deficiencies
296-835-11030
Make sure employees working near dip tanks know appropriate first-aid procedures
296-835-11035
Prepare dip tanks before cleaning
296-835-11040
Safeguard cyanide tanks
296-835-11045
Protect employees during welding, burning, or other work using open flames
296-835-11050
Protect employees that use liquids that may burn, irritate, or otherwise harm the skin
296-835-120
Additional requirements for dip tanks using flammable liquids or liquids with flashpoints greater than 199.4°F (93°C)
296-835-12005
Include additional safeguards when constructing dip tanks
296-835-12010
Provide overflow pipes
296-835-12015
Provide bottom drains
296-835-12020
Provide fire protection in the vapor area
296-835-12025
Provide additional fire protection for large dip tanks
296-835-12035
Prevent static electricity sparks or arcs when adding liquids to a dip tank
296-835-12040
Control ignition sources
296-835-12045
Provide safe electrical wiring and equipment where the liquid can drip or splash
296-835-12050
Keep the area around dip tanks clear of combustible material and properly dispose of waste
296-835-12055
Make sure heating the liquid in your dip tanks does not cause a fire
296-835-12060
Make sure a heating system used for drying objects does not cause a fire
296-835-12065
Make sure conveyor systems are safe
296-835-130
Additional requirements for dip tanks used for specific processes
296-835-13005
Meet specific requirements if you use a hardening or tempering tank
296-835-13010
Meet specific requirements if you use electrostatic equipment
296-835-13015
Meet specific requirements if you use a flow coating process
296-835-13020
Take additional precautions if your roll coating operation uses a liquid that has a flashpoint below 140°F (60°C)
296-835-13025
Provide additional safeguards for vapor degreasing tanks
296-835-13030
Control liquid spray over an open surface cleaning or degreasing tank