CDL Hazardous Materials Test 9 – Classic Mode

This is CDL Hazardous Materials Test 9 in our original Classic Mode. Simply click in your answer to each CDL practice test question. When you're finished, check your score and results. You can reset the test and retake it as needed.


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1. Placarded loads require a fire extinguisher in your truck with a UL rating of...

A 20 B:C or more
B 10 B:C or more
C 20 A:C or more
D 10 A:C or more

2. A placard on the trailer is intended to...

A Communicate the risk of hazardous materials
B Keep people away from the trailer
C Stop lumpers from unloading hazardous materials
D Remind carriers to give the load to qualified drivers

3. The placards should be placed on the vehicle...

A Before you load it
B Before you drive it
C Before you get to your destination
D Before you cross a scale

4. Entries in the Hazardous Materials Table are shown...

A In alphabetical order by proper shipping names
B In order of risk
C In alphabetical order by brand names
D In order of quantities being shipped

5. A placard must be placed...

A At least three inches away from any other markings
B Three inches from the back of the trailer
C Three inches from the bottom or the trailer
D Three inches from the front of the trailer

6. What is the shape and size of a placard?

A 10 3/4 inch oval
B 10 1/2 inch diamond
C 10 1/2 inch oval
D 10 3/4 inch square or diamond

7. Whenever your vehicle is placarded, do not drive near open fires unless you:

A Can safely pass the fire without stopping
B Have LTL of a nonflammable material
C Are equipped with fire sprinklers.
D Unless you can stay 100-200 feet away from the fire

8. If you are in an accident involving hazardous materials, you should:

A Don't tell anything about your load.
B Keep all people far away and upwind of the accident.
C Prevent a panic by acting like nothing is wrong.
D Tell only the emergency response team about the hazard.

9. The hazardous waste manifest should be:

A Stored in the glove compartment
B Kept with the driver at all times
C The same as all other paper work
D Tabbed differently and kept on top of all other paperwork

10. In the materials class is listed the word "forbidden". What kinds of materials are you still allowed to haul?

A Any other hazardous material
B You can't haul a "forbidden" cargo
C Nothing
D Both B and C

End of Test #9

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