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

Free Wisconsin CDL HazMat Practice Test 2024 | WI

Today, you will have the opportunity to prepare for your Hazardous Materials (HazMat) endorsement exam, and expand your commercial driving career, by taking a free practice test. The test consists of 30 multiple-choice questions, each with a hint and explanation, which have been written based on information straight from the Wisconsin Commercial Driver’s Manual. Make sure that you carefully read each explanation, as they are written to give you the maximum information in a small bite so that you can get future questions on each topic correct when it counts – on exam day. Practice early and as often as necessary until you achieve a passing score that prepares you for your real HazMat exam. Good luck with this practice test and your future exam, and always 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 WI DMV 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. 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?
  3. Your engine runs a pump when you are delivering compressed gas. After finishing the delivery, when should you turn off the engine?
  4. Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 materials?
  5. What is a technical name?
  6. 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?
  7. To determine if you need to use placards, you do NOT need to know
  8. Cargo tanks are
  9. In what location must you keep your shipping papers that describe any hazardous materials?
  10. Which of the following three hazard classes should NOT be placed into a temperature-controlled trailer (one with a heater/air conditioner unit)?
  11. What is the purpose of a driver placarding his or her vehicle?
  12. You must NEVER smoke or perform any activity involving fire within 25 feet of
  13. The Emergency Response Guidebook (ERG)
  14. A placarded vehicle must carry a fire extinguisher with a minimum rating of
  15. How often should you check the tires on a placarded trailer that has dual tires?
  16. Where are the two main places that the hazardous material identification number appears?
  17. What action should you take if you discover your hazardous materials shipment leaking at a rest stop but there is no phone available?
  18. A safe haven is
  19. If you are carrying Division 1.2 or 1.3 materials, how far away must you park from a bridge, tunnel, or building?
  20. Besides the shipping papers and the packages, the other two places where the hazardous material identification number must appear are
  21. Which of the following materials are acceptable floor liners for transporting Division 1.1 or 1.2 materials?
  22. Which of the following are necessary qualifications for non-bulk packaging?
  23. What are the major differences between cargo tanks and portable tanks?
  24. If you are carrying Division 1.2 or 1.3 materials, how far away must you park from the traveled portion of the roadway?
  25. When shippers package the material, they are trying to
  26. A truck carrying explosives has collided with another vehicle. You should not pull them apart until
  27. A shipping paper for hazardous materials must include
  28. A vehicle contains 500 pounds each of Division 1.1 explosives and Division 1.2 explosives. You must have
  29. If you are carrying a total of less than 200 pounds of the hazard classes in Placard Table 1,
  30. In the Hazardous Materials Table, which column provides the hazardous material identification number for each hazardous material?
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