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 or four possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Montana 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. Many products classed as poison are also:

Radioactive.

Flammable.

Gases.

Many hazardous materials classified as poisonous are also flammable.

2. If turning to avoid a hazard:

You should brake hard.

You should not brake as it may cause the wheels to lock.

You should turn very sharply.

You should not brake while making a quick turn to avoid a hazard. Doing so could cause your wheels to lock and make your vehicle skid out of control.

3. When driving:

It is best to hide your intentions from others.

You should only use turn signals if there are vehicles near you.

You should not use turn signals in construction zones.

You should always use turn signals to warn others about your intentions.

It is important to communicate your intentions to others on the road. Make sure to signal before turning or changing lanes, even if no other vehicles are nearby.

4. Broken suspension parts:

Are not a cause for concern.

Are extremely dangerous.

Cannot be identified.

The suspension system holds up a vehicle and its load while keeping the axles in place. Defects in this system are extremely dangerous.

5. If involved in an accident, which of the following is not recommended?

Trying to move your vehicle to the side of the road

Caring for the injured

Driving away from the scene

When involved in an accident, you should protect the area, notify authorities, care for the injured, collect required information, and report the accident. You can lose your license for leaving the scene of an accident.

6. Containers of nitric acid should be:

Stacked no more than two containers high.

Stacked to the ceiling.

Loaded on top of other products.

Loaded in the cabin.

Nitric acid should not be stacked above any other product. Containers of nitric acid may be stacked, but no higher than two containers high.

7. Drivers trapped behind a slow-moving vehicle often:

Follow the vehicle too closely.

Allow the vehicle plenty of space.

Are happy with the speed of travel.

It is common for drivers to tailgate slow-moving vehicles that cannot keep up with the speed of surrounding traffic. If you are being tailgated, allow the other driver to pass your vehicle.

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