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DOE-STD-1090-96, DOE Standard Hoisting and Rigging Manual ...

DOE-STD-1090-96, DOE Standard Hoisting and Rigging Manual ...

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<strong>DOE</strong>-<strong>STD</strong>-I090-<strong>96</strong> (Rev-I)1. Class I-locations in whichflammable gases or vapors are present or may bepresent in the air in quantities sufficient toproduce explosive or ignitable mixtures.2. Class II-locations that arehazardous because ofthe presence ofcombustibledust.3. Class III-locations where easilyignitable fibers or filings are present but are notlikely to be suspended in quantities sufficient toproduce ignitable mixtures. .4. Unclassified-locations notpossessing atmospheres defmed as Class I, IT, orilllocations.b. A qualified person shall select forklift trucksfor use in hazardous areas in accordance with therequirements ofANSIINFPA 505.10.2.3 Forklift Truck Markersa. Theuse ofproper equipment in hazardousareas is essential for the safety <strong>and</strong> protection ofpersonnel <strong>and</strong> property. Trucks approved for usein hazardous areas shall have the manufacturer'slabel or some other identifying mark indicatingapproval for the intended use by a recognizednational testing laboratory [e.g., UnderwritersLaboratories (UL) orFactory Mutual (FM)].b. Durable markers indicating the designationofthe type of truck for use in hazardous areasshall be applied to each side of the vehicle in avisible but protected area. These markers shall bedistinctive in shape, as indicated in Figure 10-1.10.2.4 Hazardous-Area SignsThe entrance to hazardous areas shall be postedwith a sign to identify the type offorklift truckpermitted. See Figure 10-2.Chapter 10Forklift Trucks 10-4

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