- Updated for January 2025
- Based on 2025 OH commercial driver's license manual
Free Ohio CDL HazMat Practice Test 2025
From the hilly and forested foothills of the Appalachian in the southeast to the Lake Erie coastline in the north, truck drivers face challenges navigating Ohio. Winter can bring lake-effect snow and slick roads, while the narrow and unpaved roads along the state’s rural infrastructure can bring even more challenges. But make no mistake, the rewards offered in this career and the additional opportunities you can tap into make it worthwhile. You must be interested in adding the Hazardous Materials (Hazmat) endorsement to your Commercial Driver’s License (CDL) so you can transport materials the U.S. government has classified hazardous. You’re not getting it for bragging rights, so let’s look at the additional job opportunities and potential increase in pay that unlocks when you obtain this endorsement.
In the Buckeye State, hazardous materials transported include petroleum products, industrial chemicals, agricultural chemicals, explosives, and medical gases (oxygen and other compressed gases used in healthcare and industrial settings). Some prominent organizations in Ohio, such as Marathon Petroleum in Findlay (a major refiner and distributor of fuel products), LyondellBasell and Dow Chemical in Akron (a producer of industrial chemicals), Airgas and Praxair (now part of Linde) in Columbus (a distributor of medical and industrial gases), and Nutrien Ag Solutions and Cargill (a distributor of fertilizers and pesticides across the state) are just a few of the many organizations that rely on Hazmat drivers.
So much opportunity awaits. The process starts with a mandatory fingerprinting and background check conducted by the Transportation Security Administration (TSA). This check can take weeks to process. While you wait, you’ll want to use the time to study and practice for the second step: the BMV knowledge test. This test covers federal regulations, substance handling, packaging, quantity limits, and transport configurations for hazardous materials. With a score of 80% on Ohio’s 30-question knowledge test, you will pass the test (Ohio CDL Handbook 2025).
To help you with this process, we have designed our Ohio BMV Hazmat Endorsement practice tests to resemble what you will face on the official BMV test and include only the material needed. Receiving immediate feedback on each response, you’ll learn as you go instead of at the end of the session. When you receive your TSA results and feel prepared, you’ll visit the BMV with the necessary documents, pay the fees, and pass the test.
- Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
- Triple-checked for accuracy
What you need to know
What to expect on the actual OH BMV exam
questions
correct answers to pass
passing score
Helpful links
List of questions (classic view)
- A safe haven is
- What are the major differences between cargo tanks and portable tanks?
- You must NEVER smoke or perform any activity involving fire within 25 feet of
- Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 materials?
- Which of the following materials are acceptable floor liners for transporting Division 1.1 or 1.2 materials?
- 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?
- If you are carrying Division 1.2 or 1.3 materials, how far away must you park from a bridge, tunnel, or building?
- Which of the following is NOT an acceptable type of marking for hazardous materials?
- Which of the following three hazard classes should NOT be placed into a temperature-controlled trailer (one with a heater/air conditioner unit)?
- Cargo tanks are
- Which of the following are necessary qualifications for non-bulk packaging?
- To determine if you need to use placards, which of the following is NOT something you need to know?
- What is the purpose of a driver placarding his or her vehicle?
- What action should you take if you discover your hazardous materials shipment leaking at a rest stop but there is no phone available?
- In what location must you keep your shipping papers that describe any hazardous materials?
- 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?
- When shippers package the material, they are trying to
- How often should you check the tires on a placarded trailer that has dual tires?
- Your engine runs a pump when you are delivering compressed gas. After finishing the delivery, when should you turn off the engine?
- Where are the two main places that the hazardous material identification number appears?
- What is a technical name?
- Besides the shipping papers and the packages, the other two places where the hazardous material identification number must appear are
- The Emergency Response Guidebook (ERG)
- If you are carrying Division 1.2 or 1.3 materials, how far away must you park from the traveled portion of the roadway?
- A placarded vehicle must carry a fire extinguisher with a minimum rating of
- Does the official state CDL manual contain everything you need to know to transport hazardous materials?
- The hazardous material identification numbers must be displayed on portable tanks, cargo tanks, and other bulk packaging. The regulations require black _______ numbers.
- If an "X" or an "RQ" is in the HM column of a shipping paper entry, then
- Division 1.1 or 1.2 explosives must not be transported in a combination vehicle if the vehicle includes
- A vehicle contains 500 pounds each of Division 1.1 explosives and Division 1.2 explosives. You must have
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