Labor & Industries (L&I), Washington State

Dipping and Coating Operations (Diptanks) Chapter 296-835, WAC

Effective Date: 10/01/02

How to use this Chapter

Use this table to find the chapter section(s) you must follow in your workplace. You may need to comply with the requirements of more than one section.

If your dip tank uses a:	Section 110	Section 120	Section 130
Liquid other than plain water	X
Flammable or combustible liquid*	X	X
Liquid that has a flashpoint of 200 deg. F or higher and you:- Heat the liquid or- Dip a hot part	X	X
Specific process**	X		X
Specific process using a flammable or combustible liquid	X	X	X
Molten material (molten metal, alloy, salt, etc.)	This chapter does not apply.

* Flammable and combustible liquids have flashpoints below 200 deg. F

** Specific processes are:

• Hardening or tempering
• Electrostatic processes (such as paint detearing)
• Flow coating
• Roll coating with liquid having flashpoint below 140 deg. F (60 C)
• Spray cleaning
• Vapor cleaning or degreasing