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Any driver, regardless of the vehicle Class, who wants to haul hazardous materials, must add an “H” endorsement to their CDL. In order to obtain the Hazmat endorsement drivers are required to pass a Transportation Security Administration background check and a knowledge test. The West Virginia hazmat test consists of 30 questions. To pass, you must correctly answer at least 24 questions (80%). The WV CDL hazmat test covers the information found in the West Virginia CDL Manual. Study the chapter covering hazardous materials to learn how to recognize, handle, and transport Hazmat, then take this practice test to prepare for your exam!
1. A person attending a placarded parked vehicle:
must be able to move the vehicle, if needed.
must know what to do in emergencies.
must be in the vehicle, awake, or within 100 feet of the vehicle, and have the vehicle within clear view.
All of the above.
2. When you are about to pass a vehicle, you should:
slow down.
make eye contact.
make gestures.
assume they don't see you.
3. When using a fire extinguisher, you should:
Aim at the base of the fire.
Aim at the flames.
Keep as close to the fire as possible.
All of the above.
4. Overloading can have negative effects on:
speed control.
All of the above.
5. Your vehicle has hydraulic brakes. When you press the brake pedal while driving and the pedal goes to the floor, remember that:
shifting into neutral may help slow the vehicle.
pumping the brake pedal may generate enough hydraulic pressure to stop the vehicle.
the parking brake should never used to slow the vehicle.
All of the above.
6. If you are driving a 40-foot vehicle at 35 mph, you should leave at least _____ between you and the vehicle ahead.
4 seconds
5 seconds
6 seconds
3 seconds
7. Letting air out of hot tires:
should not be done, because the pressure will be too low when the tires cool off.
will have no effect on the tires.
will cool the tires down.
will help relieve the extra pressure.
8. The hazardous material ID number must appear:
on the shipping papers and on the package.
on the back of the truck.
on the package and on paperwork at the shipping destination.
on the steering wheel.
9. You should always try to back toward the driver's side because:
you can more easily correct any steering errors.
you can watch the rear of your vehicle out the side window.
backing toward the left side is more dangerous.
None of the above.
10. Which of the following is NOT something you must know in order to determine if you need to use placards?
The amount of all hazardous materials of all classes on your vehicle.
The manufacturing date of the materials.
The amount of hazardous material being shipped.
The material's hazard class.
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WV CDL Hazmat Test

Number of questions: 30
Correct answers to pass:24
Passing score:80%
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