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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. Improperly placarded vehicles can only be moved:
in the daytime.
by their owner.
at night.
during an emergency.
2. If you are being tailgated, you should:
open up room in front of you.
increase your speed very gradually.
turn on your taillights.
make quick changes.
3. Which of the following will NOT help you prevent rollover?
Driving slowly around turns.
Using the controlled braking method.
Keeping the cargo as close to the ground as possible.
All of the above.
4. Unbaffled tanks usually transport:
milk and other food products.
5. 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.
written in a larger font.
listed at the bottom.
entered first.
6. You should never load a cargo tank totally full. Why?
To save money on the tank rental fee.
All of the above.
Liquids shrink when they freeze, which results in the so called "outage".
Liquids expand as they warm and you must leave room for the liquid to expand.
7. Which of the following is not a way to know when to change gears?
Check that the pressure gauge shows normal oil pressure
Use road speed (mph)
Use engine speed (rpm)
Watch your tachometer
8. When stopping you should push the brake pedal down:
as hard as you can.
9. A material’s hazard class reflects:
the emergency response information related to the material.
the type of packaging required to transport the material.
the methods for handling spills or leaks in the absence of fires.
the risks associated with the material.
10. Never drive a tank vehicle:
with closed valves or manhole covers.
with open valves or manhole covers.
with valves or manhole covers.
None of the above.
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PA Tanker Test

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