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PDFWAC 296-79-011


Authorized. A person who is qualified by reason of training and to whom the responsibility to perform a specific assignment has been given by the employer.
Guarded. The means to remove the likelihood of approach or contact by persons or objects to a point of danger.
Hazardous material system. Any system within the following classifications:
(a) Flammable or explosive - Any system containing materials which are hazardous because they are easily ignited and create a fire or explosion hazard, defined by NFPA as Class I liquids;
(b) Chemically active or toxic - Any system containing material which offers corrosion or toxic hazard in itself or can be productive of harmful gases upon release, defined by NFPA 704M as Class 3 and 4 materials;
(c) Thermally hazardous - Any system above 130°F which exposes persons to potential thermal burns;
(d) Pressurized - Any gaseous system above 200 psig or liquid system above 500 psig.
Knowledgeable. The demonstrated ability to communicate the safe work practices required to perform a job or task correctly.
Piping system. Any fixed piping, either rigid pipe or flexible hose, including all fittings and valves, in either permanent or temporary application.
Qualified. A person who is familiar with the construction and operation of the equipment and the duties of the position they may be filling. This includes being aware of the hazards of the job and the means and procedures necessary to eliminate or control those hazards.
Shallor must. As used in this standard means the requirement is compulsory.
Should or may. As used in this standard to identify recommendations or suggestions only.
Training. The procedure that must establish and document the employee's competency in the work practices that they are required to perform.
[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. WSR 17-16-132, § 296-79-011, filed 8/1/17, effective 9/1/17. Statutory Authority: RCW 49.17.010, [49.17].040 and [49.17].050. WSR 99-16-083, § 296-79-011, filed 8/3/99, effective 11/3/99.]
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