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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. If driving a heavy vehicle, you should:
stay in the right lane.
stay in the left lane.
try to pass other vehicles going uphill.
avoid braking.
2. If the ABS is not working:
the truck will have no brakes.
you should immediately reduce your speed.
the truck will still have normal brakes.
All of the above.
3. When driving a tanker, you should:
decrease your following distance.
stop every 50 miles to inspect your vehicle.
increase your following distance.
drive 10 mph below the posted speed limit.
4. Another name for front-end header boards is:
head belt.
headache racks.
cargo stopper.
containerized racks.
5. Never drive a tank vehicle:
with closed valves or manhole covers.
with valves or manhole covers.
with open valves or manhole covers.
None of the above.
6. When driving, you should check mirrors regularly to know where other vehicles are around you. Remember that:
there are blind spots that your mirrors cannot show you.
convex mirrors make things look larger and closer than they really are.
every registered motor vehicle must have at least one mirror.
you should check your after the start of any trip to make sure they are properly adjusted.
7. If your trucks has a high center of gravity, which of the following is true for curves?
Reduce your speed to a crawl.
You should slow down, as your truck can roll over at the posted speed limit for the curve.
You should travel at the posted speed limit.
None of the above.
8. Empty vans are:
lower than fully loaded ones.
higher than fully loaded ones.
the same height as fully loaded ones.
None of the above.
9. Texting while operating a commercial motor vehicle is:
acceptable if you are contacting your dispacther.
only allowed at night.
acceptable if you are contacting your supervisor.
10. If a vehicle is equipped with ABS, when you start the engine:
the trailer emergency brakes will come on.
the ABS indicator light on the dash should come on and then turn off.
the wheels will lock up.
the spring brakes will come on.
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TX CDL Tanker Test

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