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The tanker endorsement applies to drivers who wish to drive a tank in Class A, B, or C CDL. To add this endorsement to your CLP/CDL, you must pass a knowledge test on the problems posed by large volume liquid cargos. The West Virginia CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The WV tanker test covers the following sections of the West Virginia CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this WV tanker practice test now to prepare for the actual test!
1. Which of the following is not a type of retarder?
2. Dual tires:
should not come in contact with each other.
should come in contact with each other whenever possible.
are dangerous.
should always come in contact with each other.
3. If a drawbridge does not have a signal light or traffic control attendant, you should:
stop and look to make sure the draw is completely closed before crossing.
drive through the drawbridge with caution.
stop at least 5 feet before the draw of the bridge.
get through the drawbridge as quickly as possible.
4. When driving a tanker, you should:
stop every 50 miles to inspect your vehicle.
increase your following distance.
decrease your following distance.
drive 10 mph below the posted speed limit.
5. If your truck has automatic transmission, you should downshift:
whenever road conditions allow.
after entering a curve.
when you need to accelerate.
when going down grades.
6. A shipping paper for HazMat must include:
page numbers if the shipping paper has more than 1 page.
a proper shipping description for each HazMat.
a shipper's certification signed by the shipper.
All of the above.
7. Letting air out of hot tires:
will have no effect on the tires.
will help relieve the extra pressure.
should not be done, because the pressure will be too low when the tires cool off.
will cool the tires down.
8. If radioactive material is involved in a leak or broken package:
clean the vehicle without touching the radioactive material.
do not use the vehicle until it is cleaned.
do not touch the leaking package and drive to the nearest service station.
immediately contact the fire department.
9. Under a pressurized system, the radiator cap:
should never be removed until the system has cooled.
should be removed when the coolant is hot.
should never be hot.
should always be cool.
10. You are more at risk of being fatigued:
when stopping periodically during long trips.
when driving during the day.
when driving alone.
after getting more than 8 hours of sleep.
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WV CDL Tanker Endorsement

Number of questions: 20
Correct answers to pass:16
Passing score:80%
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