Instructions

Tank

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 possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Virginia Commercial Driver License 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.

Number of Question 20

Passing Score 16

1. When slowing down, you should ____ to warn other drivers

Use a turn signal

Sound your horn

Tap your brakes

Before slowing down, it can be a good idea to lightly tap your brakes. This will cause your brake lights to flash, providing a warning to motorists behind you.

2. Who is responsible for the safe operation of a vehicle?

The driver

The mechanic

The owner

The person driving a vehicle is responsible for its safe operation. Be sure to perform routine vehicle inspections before operating a commercial motor vehicle.

3. When a tank that is divided by bulkheads is being loaded with liquid cargo, most of the weight should be placed:

In the top of the tank.

In the middle of the tank.

In the rear of the tank.

When filling a tank that is divided by bulkheads, make sure that you do not place too much weight on the front or rear of the vehicle.

4. Slow down and be extra careful:

When traveling in normal traffic.

When driving on dry pavement.

When approaching a work zone.

Slow down and be especially careful when driving in and around work zones, in places where the pavement drops off sharply at the edge of the road, when foreign objects are present on the road, and on freeway on- and off-ramps.

5. How much water must be present for a vehicle to hydroplane?

Usually several inches

A good amount, such as a large puddle

A small amount

Hydroplaning is an effect in which a vehicle's tires lose traction with the surface of the road and instead glide along a layer of water. There does not have to be much water on the road for this to occur.

6. When starting your vehicle, the coolant temperature should:

Not change.

Increase gradually.

Quickly jump from low to high.

Watch the gauges in your vehicle before starting a trip. After starting your vehicle's engine, the coolant temperature should begin a gradual rise to the normal operating range.

7. When should mirrors be adjusted?

Before driving

While driving

After driving

The adjustment of your mirrors should be checked prior to the start of all trips. Adjust your mirrors as needed.

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