Tank

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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..

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 two, three or four possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Minnesota Commercial Driver’s Manual. Questions come from chapters covering: Driving Safely, Tank Vehicles, Hazardous Materials and Combination Vehicles. The Tank endorsement can be used with the Class A, B or C CDL.

Passing grade:

A placard indicating hazardous materials is which shape?

Explanation
In general, vehicles carrying hazardous materials are required to display diamond-shaped warning signs on all four sides. These warning signs are called "placards."

When approaching your vehicle, you should ensure that:

Explanation
When approaching your vehicle before an inspection, make note of its general condition and ensure that it is not damaged or leaning. Look under the vehicle for fresh leaks. Check around the vehicle for hazards to movement, such as people, other vehicles, or low-hanging wires or tree limbs.

If you are driving at a reduced speed in a construction zone when you spot a construction worker near the road, you should:

Explanation
Always decrease your speed when traveling through a construction area. Slow down even further if there are workers on or near the roadway.

Which factor does not have an impact on a person’s blood alcohol concentration (BAC)?

Explanation
The three main factors that determine a person's blood alcohol concentration (BAC) are the amount of alcohol consumed, how quickly the alcohol is consumed, and the person's weight.

When you leave your vehicle, you should:

Explanation
Always apply the parking brake when leaving your vehicle.

When you are behind the steering wheel, shipping papers should be:

Explanation
When transporting hazardous materials, shipping papers should be kept in a pouch in the driver's side door, or in another location where the driver is able to easily reach them while their seat belt is fastened. The papers must be easily visible to anyone who is entering the cab.

Frequent blinking may be a sign of fatigue.

Explanation
Frequently blinking, having difficulty focusing, or experiencing heavy eyelids are possible warning signs of fatigue. If you are fatigued, it is safest to stop driving and leave the road.
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