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What quantities, types of hazardous material classes in transportation require placards?

April 26, 2017classes hazardous material placards require Transportation types

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What quantities, types of hazardous material classes in transportation require placards?

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The placarding requirement for hazardous materials in transport based on thresholds established for specific hazardous material classes and quantities. HAZARDOUS MATERIALS THAT MUST BE PLACARDED REGARDLESS OF QUANTITY Material Class Division(s) Threshold Quantity Requiring Placard Explosives 1.1, 1.2, 1.3 > 0 lbs Radioactive 7 > 0 lbs Poison Gas 2.3 > 0 lbs Poison/Toxic 6.1, PG I, Inhalation Hazard Zone A and B > 0 lbs Dangerous When Wet 4.3 > 0 lbs Organic Peroxide 5.2, Type B, liquid or solid, temperature controlled > 0 lbs HAZARDOUS MATERIALS CLASSES AND DIVISIONS THAT MUST BE PLACARDED WHEN QUANTITIES EXCEED 1,000 lbs.