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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 Pennsylvania CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The PA tanker test covers the following sections of the Pennsylvania CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this PA tanker practice test now to prepare for the actual test!
1. Liquid surge results from movement of the liquid in partially filled tanks. Side-to-side surge can cause:
a rollover.
an automatic failure.
brake failure.
tire failure.
2. While driving, you should keep the shipping papers:
under the seat.
in the sleeping compartment.
within reach.
on the driver's seat.
3. With a dual air brake system:
each system has its own air tanks, hoses and lines.
each system shares the same lines and hoses.
one system is the main braking system while the other is a back-up system.
each system shares air tanks.
4. Pre-trip inspections are:
required by law
required only for trips of more than 50 miles.
required only for trips of more than 100 miles.
5. A high center of gravity:
improves fuel efficiency.
requires special transit permits.
makes the vehicle easy to roll over.
makes the vehicle less likely to roll over.
6. An ABS system:
gives you more control over the vehicle during braking.
helps you avoid skids caused by over braking.
keep your wheels from locking when you brake hard.
All of the above.
7. Placards must be placed:
on the front, rear and both sides of the vehicle.
on the rear only.
on the driver's side of the vehicle.
on the front only.
8. To avoid a crash:
stopping is always the safest thing to do.
stopping is not always the best thing to do.
swerving is always the worst thing to do.
None of the above.
9. The service line is also called:
power line.
brake line.
control line.
cable line.
10. When driving a tanker, you should:
increase your following distance.
stop every 50 miles to inspect your vehicle.
decrease your following distance.
drive 10 mph below the posted speed limit.
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PA 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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