Free Ohio CDL HazMat Practice Test 2023

Welcome to the free CDL hazmat practice test for Ohio drivers. As you know, Hazardous Materials (HazMat) endorsement which allows you to carry a wider range of loads, including those objects with more dangerous items requires more training. As a CDL holder, if you want to expand your horizons, you have to get HazMat. The CDL hazmat tests will test your knowledge of various aspects of the safe transport and handling of hazardous materials. Our Ohio CDL Practice Test will give you the real experience of the exam as you will be more familiar with both the test format and the subject. The questions are based on the Ohio CDL Manual and each question has a detailed explanation so that it is very useful for you to learn more about each topic. You can retake our CDL practice test pack as often as you want. Good luck and keep driving safely!

Our CDL practice tests:
Based on 2021 OH commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
OH CDL HazMat Test format:
30 questions
24 correct answers to pass
80% passing score
List of questions
A hazard class name or ID number is not used to illustrate:
If your vehicle is placarded, never drive near open fire unless you:
When loading or unloading explosives, which of the following is true of the cargo space itself?
To accurately describe the type of hazardous materials being carried, and their risk, shippers will provide:
The presence of an entry on the shipping paper that includes a hazard class and ID number is a good indication that the load is:
You find an overheated tire during inspection. If you are hauling hazardous materials, you must:
You must notify _____ of any spills that exceed the RQ.
An example of a flammable gas is:
Ultimately, the responsibility to know if you must use special routes or need special permits falls to:
In the event of a hazmat incident or accident, the driver should do all of the following except:
The cost of contamination cleanup from an in-transit, leaking hazmat load is the responsibility of:
What is the minimum rating required for a fire extinguisher in a placarded vehicle?
A hazardous material is ______ during transportation.
After loading, you should never transfer hazardous materials from one package to another, nor should you:
What is the most common cargo tank for gases?
You should not smoke within _______ feet of a placarded cargo tank used for Class 3 (Flammable Liquids) or Division 2.1 (Gases).
If a hazmat label cannot be put directly on a package, the shipper may:
A carrier must give to the driver transporting Division 1.1, 1.2, or 1.3 (Class A or B) explosives:
A resource to local police and firefighters that serves to coordinate response to chemical hazards is the:
Hazmat placards will normally display the hazardous cargo's: