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Arkansas 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. Each question has three or four possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Arkansas Commercial Driver License Manual. Questions come from chapters covering: Safety, Air Brakes, Combination Vehicles, Tank Vehicles and Doubles and Triples. 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

You can find the identification numbers assigned to hazardous chemicals:

In the DOT Emergency Response Guide.
In the truck's driver’s manual.
On the company's website.

A hand valve can be used to:

Add fuel to a vehicle.
Prevent a truck from rolling backwards when starting from a stop.
Check the oil.
Load cargo.

If you notice hazardous materials leaking while you are driving, you should:

Drive to a phone booth.
Park the vehicle as soon as possible.
Leave the area to find help.
Drive around looking for a person to repair the leak.

Smooth bore tanks have:

Bulkheads with holes that allow the passage of liquids.
Bulkheads that limit the flow of liquids.
Nothing inside to slow the flow of liquids.

Of the following, surge is strongest in:

Bulkhead tanks.
Tanks with an open manhole.
Unbaffled tanks.

Wheel rims that have been welded should:

Be placed in the front of the vehicle.
Be placed in the rear of the vehicle.
Be placed on dual tires.
Not be used.

Because of tanks' high centers of gravity, drivers of tanks should:

Take curves at the posted speed limit.
Reduce their speed on curves.
Drive on the shoulder whenever possible.
Slam on their brakes.
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