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  • Updated for November 2024
  • Based on 2024 MA commercial driver's license manual

Free Massachusetts CDL HazMat Practice Test 2024

In the world of trucking, the most flexible drivers are often going to be able to accomplish the most in their careers. One step to ensuring that you are this type of flexible driver is receiving your Hazardous Materials (HazMat) endorsement, and today you will prepare for taking the endorsement exam with a practice test. This unique practice test with 30 multiple-choice questions is based on information directly from the Massachusetts MassDOT CDL Manual and questions in the Hazardous Materials section. Our writers have also included explanations, one with each question, so that you will be able to understand each subject and be more likely to answer future questions correctly. As a result, read each explanation closely. Make sure that you practice until you feel comfortable and receive the score you want consistently, good luck both now and in the future, and remember to drive safely!

Commercial Driver's License
  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
  • Triple-checked for accuracy

What you need to know

7 min to complete
Available in EN and ES
Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.
Ensuring the accuracy and quality of our program is paramount. Learn more about our rigorous standards in our Commitment to Accuracy article.

What to expect on the actual MA RMV exam

30

questions

24

correct answers to pass

80%

passing score

List of questions (classic view)

  1. Which of the following is NOT an acceptable type of marking for hazardous materials?
  2. Cargo tanks are
  3. If you are already carrying 100 pounds of silver cyanide, what precautions must you take if you are given papers at a dock to carry 100 cartons of battery acid?
  4. Where are the two main places where the hazardous material identification number appears?
  5. What are the major differences between cargo tanks and portable tanks?
  6. What action should you take if you discover your hazardous materials shipment leaking at a rest stop but there is no phone available?
  7. Which of the following materials are acceptable floor liners for moving Division 1.1 or 1.2 materials?
  8. Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 materials?
  9. What is the purpose of a driver placarding his or her vehicle?
  10. If you are carrying Division 1.2 or 1.3 materials, how far away must you park from a bridge, tunnel, or building?
  11. Which of the following three hazard classes should NOT be placed into a temperature-controlled trailer (one with a heater/air conditioner unit)?
  12. When shippers package the material, they are trying to
  13. Besides the shipping papers and the packages, the other two places where the hazardous material identification number must appear are
  14. Your engine runs a pump when you are delivering compressed gas. Once the delivery is completed, should you turn off the engine before or after you unhook the hoses?
  15. Which of the following are necessary qualifications for non-bulk packaging?
  16. A safe haven is
  17. If you are carrying Division 1.2 or 1.3 materials, how far away must you park from the traveled portion of the roadway?
  18. What is a technical name?
  19. In what location must you keep your shipping papers that describe any hazardous materials?
  20. The Emergency Response Guidebook (ERG)
  21. To determine if you need to use placards, which of the following is NOT something you need to know?
  22. Which of the following hazard classes uses a transport index to determine how much of it can be loaded on a single vehicle for transport?
  23. You must NEVER smoke or perform any activity involving fire within 25 feet of
  24. How often should you check the tires on a placarded trailer that has dual tires?
  25. A placarded vehicle must carry a fire extinguisher with a minimum rating of
  26. Which of the following hazard classes should NOT be placed into a temperature-controlled trailer (one with a heater/air conditioner unit)?
  27. If there is an "RQ" before or after the item description on the shipping paper, it means that
  28. NO ONE may smoke within 25 feet of any vehicle that contains explosives, oxidizers, or
  29. HazMat shipping papers must include a description of the hazardous materials and
  30. Foodstuffs for animal or human consumption must not be loaded in the same cargo space with
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