Hazmat

Fires and Fire Extinguishers

What should a hazmat driver do if there is a fire in the vehicle? A driver should pull off the road and park in an open area, if possible, and immediately notify emergency personnel. May a fire extinguisher be used on a fire caused by any type of hazmat? A fire extinguisher will be marked …

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Vehicle Handling Characteristics

How does a CMV handle differently than a car or truck? Because of its weight and size, a CMV handles differently in the following ways: Why are CMVs prone to rollovers? CMVs are susceptible to rollovers due to their high center of gravity, especially when loaded. What are ways to reduce the potential of a …

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Cargo Tanks

What is a cargo tank? A cargo tank may or may not be permanently attached to a motor vehicle and is loaded and unloaded without being removed from the vehicle. Any nozzle, valve or cover must be securely closed during transportation. What should a cargo tank driver check before operating the cargo tank? The cargo …

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Portable Tanks

What is a portable tank? A portable tank is a metal, reusable tank that temporarily attached to a cargo-carrying vehicle.  There may be one or more valves, all of which must be securely closed during transportation.

Bulk Cylinders

What is a bulk cylinder? A bulk cylinder is a reusable container for transporting compressed gas, which often has an integrated base so that it may be moved with a forklift or crane. All valves must be closed during transportation.

Forbidden Hazardous Materials

What materials are always prohibited on passenger carrying vehicles? The following hazardous materials are forbidden on passenger carrying vehicles: Division 2.3 (poisonous gas) designated as poisonous by inhalation Division 6.1 (poisonous) designated as poisonous by inhalation Any paranitroaniline materials (such as tear gas or other irritating materials)

Allowable Hazardous Materials

May hazardous materials be transported on vehicles that carry passengers? Hazardous materials may not be transported on passenger carrying vehicles unless there is no other practical means of transportation.  Some hazmats fall under this exception to the general rule. What hazardous materials fall under the exception? The following exceptions may apply, provided certain quantity limitations …

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