CDL Hazardous Materials Test 4 – Classic Mode

This is CDL Hazardous Materials Test 4 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. If the words *INHALATION HAZARD* appear on the shipping papers, you need...

A Placards designating a poison
B Placards designating a hazardous substance
C A gas mask in the cab of your truck
D Gloves for handling the materials

2. When transporting explosives, flammable liquid or flammable gas you may not...

A Use cargo heaters
B Take more than an eight hour break
C Load the materials in a closed cargo space
D Smoke in the cab of your truck

3. Special requirements for hazardous materials shipping papers include...

A Color coding the hazardous materials bills
B Requiring drivers to keep papers either tabbed or on top of other papers
C Requiring shippers to keep the bills in a separate envelope
D None of the above

4. The hazard class of all materials specifies...

A How heavy the material is
B How much of the material is on your trailer
C The risks associated with the materials
D How flammable the material is

5. When transporting compressed gases, you must...

A Secure the cylinders in boxes or racks, or brace them down flat
B Cover the cylinders with an asbestos material
C Secure the cylinders together
D None of the above

6. There are three lists that drivers, shippers and carriers use to find out if a material is regulated as hazardous. Which one of these choices is not one of those three lists?

A List of hazardous substances and reportable quantities
B The List of Marine Pollutants.
C Epa dangerous materials list
D Hazardous materials table

7. Drivers of placarded vehicles transporting hazardous materials must stop ____ to ____ feet from the nearest rail of a railroad.

A 15 to 20 feet
B 15 to 50 feet
C 5 to 10 feet
D 15 to 50 yards

8. How many identical placards is a vehicle hauling hazardous materials required to display and where?

A One (1), on the rear of the vehicle only.
B Two (2), one on the front and one on the back.
C Four (4), two on the front and two on the back.
D Four (4), one on the front, one on the back, and one on each side of the vehicle.

9. Do not smoke within __ feet of a placarded cargo tank used for Class 3 (flammable liquids) or Division 2.1 (gases).

A 25
B 50
C 75
D 100

10. At what time is it required for the driver to have an approved gas mask on hand?

A Any vehicle carrying an inhalation hazard cargo
B Any vehicle carrying chlorine
C Any vehicle carrying toxic materials
D All of the above

End of Test #4

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