- Updated for January 2025
- Based on 2025 PA commercial driver's license manual
Free Pennsylvania CDL HazMat Practice Test 2025
Driving through Pennsylvania’s unique terrain, you’ll experience the Allegheny and Appalachian Mountains, as well as the winding river valleys around the Susquehanna and Delaware rivers. Adding the Hazardous Materials (Hazmat) endorsement to your Commercial Driver’s License (CDL) is a fantastic way to expand your job opportunities, which may result in higher pay. If you’re interested, you’ve come to the right place!
A Hazmat endorsement authorizes drivers to safely transport materials classified hazardous by the U.S. government. In the Keystone State, these include gasoline, petroleum products, industrial gasses, flammable liquids and solids, and agricultural chemicals. Many prominent organizations in Pennsylvania rely on drivers with Hazmat certifications, including PPG Industries in Pittsburgh for chemical and coating manufacturing, Sunoco in Philadelphia for petroleum distribution, Air Products and Chemicals in Allentown for industrial gasses, BASF in Wyandotte for chemical manufacturing and distribution, and Westinghouse Electric in Cranberry Township for handling nuclear materials. That’s a lot of opportunities closed to drivers without the endorsement!
“Ok, so how do I add this endorsement?” Obtaining a Hazmat endorsement is a detailed process with two major steps to ensure drivers are properly trained to handle hazardous materials safely: The Transportation Security Administration (TSA) review and the DOT knowledge test. The process starts with mandatory fingerprinting and a background check conducted by the TSA, which can take several weeks to complete. During this time, you’ll want to study and practice for the DOT knowledge test. This test covers federal regulations, substance handling, packaging, quantity limits, and transport configurations for hazardous materials. With a score of 80% on Pennsylvania’s 30-question knowledge test, drivers can move closer to unlocking new opportunities (Pennsylvania CDL Handbook 2025).
Feeling overwhelmed? Don’t worry. Our Pennsylvania DOT Hazmat Endorsement practice tests focus only on the essential information needed. With content streamlined to resemble what you will face on the official DOT test, we also provide immediate feedback on each response so you can learn as you go instead of waiting for end-of-test corrections. Ready to kick off the process? Once you receive your TSA results and feel prepared from all the practice, you’ll visit the DOT with the necessary documents, pay the fees, pass the test, and start the next level of your career.
- 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 PA DOT exam
questions
correct answers to pass
passing score
Helpful links
List of questions (classic view)
- Besides the shipping papers and the packages, the other two places where the hazardous material identification number must appear are
- When shippers package the material, they are trying to
- In what location must you keep your shipping papers that describe any hazardous materials?
- Which of the following materials are acceptable floor liners for transporting Division 1.1 or 1.2 materials?
- What is a technical name?
- Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 materials?
- Your engine runs a pump when you are delivering compressed gas. After finishing the delivery, when should you turn off the engine?
- To determine if you need to use placards, you do NOT need to know
- Where are the two main places that the hazardous material identification number appears?
- Which of the following three hazard classes should NOT be placed into a temperature-controlled trailer (one with a heater/air conditioner unit)?
- A safe haven is
- Which of the following is NOT an acceptable type of marking for hazardous 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?
- What are the major differences between cargo tanks and portable tanks?
- How often should you check the tires on a placarded trailer that has dual tires?
- The Emergency Response Guidebook (ERG)
- A placarded vehicle must carry a fire extinguisher with a minimum rating of
- Which of the following are necessary qualifications for non-bulk packaging?
- What is the purpose of a driver placarding his or her vehicle?
- Cargo tanks are
- 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?
- You must NEVER smoke or perform any activity involving fire within 25 feet of
- What action should you take if you discover your hazardous materials shipment leaking at a rest stop but there is no phone available?
- If you are carrying Division 1.2 or 1.3 materials, how far away must you park from a bridge, tunnel, or building?
- If you are carrying Division 1.2 or 1.3 materials, how far away must you park from the traveled portion of the roadway?
- If there is an accident involving hazardous materials, who reports it to the proper government agency?
- Identification numbers are preceded by the letters "UN" or "NA." The letters "NA" are associated with proper shipping names that are used where?
- The hazardous material identification numbers must be displayed on portable tanks, cargo tanks, and other bulk packaging. The regulations require black _______ numbers.
- At a rest stop, you discover that your hazardous materials shipment is leaking but there is no phone available. What do you do?
- Placards must be at least _______ from all other markings.
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