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Rules of the Road
Workplace Health and Safety
Hazardous Materials Training

What is the minimum quantity of gasoline transported on a vehicle requiring hazardous material placards?


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Wiki User
September 11, 2010 3:21PM

It's determined by weight. Gasoline is Hazard Class 3, which requires placards to be displayed if more than 1,000 lbs. of it is being transported. One gallon of petrol weighs between 5.8 and 6.5 lbs, so you'd be looking at 153 to gallons (roughly) before placards had to be displayed.