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

Free Illinois CDL HazMat Practice Test 2024

This is your opportunity to become more prepared to gain a qualification that will help you advance in your career: the Hazardous Materials (HazMat) endorsement. Our writers have carefully based the 30 multiple-choice questions on this practice exam on information and test sections from the Illinois Commercial Driver’s License Study Guide. Pay close attention to each question, as well as its explanation, which contains further information that may help you on your exam. Once you feel you can confidently pass your practice test with a score of 80% or more, you will be well-prepared to pass the real exam. Good luck, and soon you will be applying to jobs with your new Illinois HazMat endorsement!

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 IL DMV exam

30

questions

24

correct answers to pass

80%

passing score

List of questions (classic view)

  1. What is the purpose of a driver placarding his or her vehicle?
  2. What is a technical name?
  3. A safe haven is
  4. Your engine runs a pump when you are delivering compressed gas. After finishing the delivery, when should you turn off the engine?
  5. What are the major differences between a cargo tank and a portable tank?
  6. Which of the following is NOT an acceptable type of marking for hazardous materials?
  7. Which of the following three hazard classes should NOT be placed into a temperature-controlled trailer (one with a heater/air conditioner unit)?
  8. Which of the following are necessary qualifications for non-bulk packaging?
  9. In what location must you keep your shipping papers that describe any hazardous materials?
  10. Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 materials?
  11. Which of the following materials is an acceptable floor liner for moving Division 1.1 or 1.2 materials?
  12. You must NEVER smoke or perform any activity involving fire within 25 feet of
  13. 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?
  14. If you are carrying Division 1.2 or 1.3 materials, how far away must you park from the traveled portion of the roadway?
  15. Besides the shipping papers and the packages, the other two places where the hazardous material identification number must appear are
  16. How often should you check the tires on a placarded trailer that has dual tires?
  17. When shippers package the material, they are trying to
  18. The Emergency Response Guidebook (ERG)
  19. Cargo tanks are
  20. To determine if you need to use placards, which of the following is NOT something you need to know?
  21. What action should you take if you discover your hazardous materials shipment leaking at a rest stop but there is no phone available?
  22. A placarded vehicle must carry a fire extinguisher with a minimum rating of
  23. 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?
  24. How far away are you allowed to park from a bridge, tunnel, or building if you are carrying Division 1.2 or 1.3 materials?
  25. What are the two main places where the hazardous material identification number appears?
  26. Division 1.1 or 1.2 explosives must not be transported in a combination vehicle if the vehicle includes
  27. If an "X" or an "RQ" is in the HM column of a shipping paper entry, then
  28. If your vehicle is placarded, you must stop _______ feet before the nearest rail at a railroad crossing.
  29. A hazard class name or ID number may not be used to describe
  30. If hazardous material is spilling from your vehicle, do not move your vehicle
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