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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 Texas CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The TX tanker test covers the following sections of the Texas CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this TX tanker practice test now to prepare for the actual test!
1. When approaching a vehicle as part of a pre-trip inspection, which of the following could be a sign of trouble?
Fresh oil under the vehicle
All of the above.
Inflated tires
None of the above.
2. Your vehicle may take longer to stop:
if you are driving in hot weather.
if the tank is full of dense liquid.
if the road is dry.
if the tank is empty.
3. If the engine catches fire, you should:
pull into a service station and notify the emergency services.
turn off the engine as soon as you can.
avoid shooting foam from the vehicle's underside.
open the hood as soon as you can.
4. When conducting a pre-trip inspection:
the inspection report should only be reviewed if you will be carrying passengers.
you should review the last vehicle inspection report.
the vehicle inspection report should not be reviewed unless your supervisor tells you to do so.
None of the above.
5. Hauling liquids in tanks requires special skills because of:
a greater chance of rollover.
the high center of gravity.
liquid movement.
All of the above.
6. The heavier the vehicle:
the less work the brakes must do to stop it.
the higher the center of gravity will be.
the more work the brakes must do to stop it.
None of the above.
7. If a shipping paper describes both hazardous and non-hazardous products, the hazardous materials must be:
identified by an "H" placed before the shipping description.
listed at the bottom.
written in a larger font.
entered first.
8. You should do an after-trip inspection:
once a month.
after each trip.
after each stop.
at least once a week.
9. To know if your vehicle is equipped with ABS, look for:
a yellow ABS malfunction lamps on the instrument panel.
the ABS logo on the steering wheel.
the ABS shipping paper.
an ABS placard.
10. If a tank is leaking, you should:
get the leak fixed immediately.
flash your brake lights to warn other motorists.
call your dispatcher or supervisor for instructions.
continue the trip until you can pull into a service station.
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TX CDL Tanker Test

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