WAC 296-24-71511. Zinc

(1) Confined spaces. In confined spaces you must perform welding or cutting involving zinc-bearing base or filler metals or metals coated with zinc-bearing materials in accordance with WAC 296-24-71507 (1) through (5). (2) Indoors. Indoors, you must perform welding or cutting involving zinc-bearing base or filler metals coated with zinc-bearing materials in accordance with WAC 296-24-71505 (1) and (2).