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 Rhode Island 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. What is a bobtail tractor?

A tractor without a semi-trailer

A tractor with two semi-trailers

A tractor that travels faster than the speed limit

Tractors without semi-trailers are referred to as "bobtail tractors." Bobtail tractors are difficult to operate and drivers must exercise caution.

2. If approaching a vehicle with a distracted driver, you should:

Quickly pass the vehicle.

Maintain a safe distance from the vehicle.

Closely follow the vehicle.

If you see a distracted driver, give them plenty of space and maintain a safe following distance.

3. Which of the following is acceptable if found during a pre-trip inspection?

Mismatched tire sizes

Tread of 3/32 of an inch in the grooves of the front tires

Tires manufactured by different makers

When inspecting your tires, verify that there is at least 4/32 of an inch of tread depth in every major groove on the front tires, and tread depth of at least 2/32 of an inch on the other tires. Tires on the same vehicle should all be the same size.

4. A material’s hazard class reflects:

The risks associated with the material.

How quickly the material must reach its destination.

How much the material weighs.

A hazardous material will be placed into one of nine classes to explain the type of risks associated with the material.

5. When entering a curve, you should:

Shift into neutral.

Use the shoulder.

Downshift.

You should always slow down to a safe speed and shift into a lower gear before entering a curve.

6. All trailers made after ____ must be equipped with Anti-Lock Braking Systems (ABS).

1943

1998

2009

All trailers and converter dollies manufactured on or after March 1, 1998 must have Anti-Lock Braking Systems (ABS).

7. If you’re unfamiliar with the area in which you must back up, you should:

Get out of your vehicle and walk around the area to become more familiar with it.

Not use both side mirrors because it can be distracting.

Wait for someone else to back up in the area so you can see how they do it.

Before backing up, you should get out of your vehicle and look at your line of travel. Check your clearance to the sides and overhead.

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