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PDFWAC 296-307-45540

Control ignition sources.

You must:
(1) Make sure the vapor areas and adjacent areas do not have any:
• Open flames
• Spark producing devices
• Heated surfaces hot enough to ignite vapors.
(2) Use explosion-proof wiring and equipment in the vapor area.
Electrical wiring and equipment has to meet the requirements of the applicable hazardous (classified) location. See Hazardous (classified) locations, WAC 296-307-37209.
You must:
(3) Prohibit smoking in any vapor area:
• Post an easily seen "no smoking" sign near each dip tank.
[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. WSR 03-10-068, § 296-307-45540, filed 5/6/03, effective 8/1/03.]
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