Commercial Driving Hazardous Materials 3

Question 1

What is a 'hazardous material' as defined by the U.S. Department of Transportation?

Accepted Answer

Any substance that poses a risk to health, safety, or property during transportation

Answer

The DOT defines a hazardous material as any substance or material capable of posing an unreasonable risk to health, safety, and property when transported in commerce.

Question 2

Which of the following is a responsibility of the driver when carrying hazardous materials?

Accepted Answer

Refusing unsafe or leaking packages before accepting them

Answer

Drivers must inspect hazardous materials before accepting them and refuse any packages that appear to be leaking, damaged, or improperly packaged.

Question 3

What information must appear on a hazardous materials label?

Accepted Answer

The hazard class, division number if applicable, and packing group

Answer

Hazardous materials labels must display the hazard class and, where applicable, the division number and packing group to communicate the level and type of danger.

Question 4

What must a driver do with hazardous materials shipping papers when parked and out of the vehicle?

Accepted Answer

Leave them in a visible location in the cab, such as the driver's door pouch

Answer

When the driver is out of the cab, shipping papers must be in a pouch on the driver's door or within clear view on the seat so responders can quickly identify the cargo.

Question 5

What is the 'packing group' designation used for in hazardous materials transport?

Accepted Answer

To indicate the degree of danger a hazardous material presents within its class

Answer

Packing groups (I, II, III) indicate the relative danger level within a hazard class: Group I is the most dangerous, Group III is the least.

Commercial Driving Practice Test

Commercial Driving Practice Test

Commercial Driving Hazardous Materials 3