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Pennsylvania CDL Permit Test - Tank

Number of questions: 20
Passing score: 16
Directions: This endorsement is required to haul any liquid or gaseous materials in a tank or tanks having a capacity of 1,000 gallons or more that is either permanently or temporarily attached to the vehicle or chassis. To receive this endorsement, applicants must pass a test. The test consists of 20 multiple choice questions. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Commonwealth of Pennsylvania Commercial Driver’s Manual. Questions come from chapters covering: Tank vehicles. The Tank endorsement can be used with the Class A, B or C CDL.
You have made error so far
Passing grade —
4 or fewer errors


Should not be considered when loading liquid cargo.
Is the same for each liquid.
Should be considered when determining how much liquid to load into a tank.
Is only a concern in warm weather.

If the words "Inhalation Hazard" appear on a package, a ____ placard must be used.

Poison gas

A driver should always:

Stay in the right lane.
Have an emergency plan.
Stay in the left lane.
Drive above the speed limit.

Which of the following is not a sign of fatigue?

Ability to focus
Yawning repeatedly
Drifting from your lane

To operate a vehicle that is used to transport hazardous materials, a driver must have:

Only a CDL.
A CDL with a hazardous materials endorsement.
A CDL with a passenger endorsement.
A CDL with an air brake endorsement.

In very hot weather, tires should be checked regularly because:

They may melt.
Air pressure may increase with the temperature.
The tread wears down extra quickly.
The lug nuts may loosen.

Rust around wheel nuts may mean:

It recently rained.
The nuts are loose.
The tires should be replaced.
The nuts are too tight.
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