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.. Read More

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 four possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Kansas Commercial Driver License Manual. Questions come from chapters covering: Cargo, Passengers and Tank Vehicles. The Tank endorsement can be used with the Class A, B or C CDL.

Number of Question
Passing Score

1. If unsure if a road is becoming icy, a driver can:

Explanation
If you think the road surface may be becoming icy, you can check for ice on your vehicle by opening the window and feeling the front of the side mirror, mirror support, or antenna. If ice has formed on any of these items, the road is likely becoming icy as well.

2. You can lower the risk of jackknifing by:

Explanation
You can prevent skidding by steering, accelerating, and braking smoothly. If your drive wheels or trailer wheels begin to skid while you are driving a tank vehicle, the vehicle could jackknife.

3. If a vehicle is equipped with power steering, the hoses should be checked:

Explanation
When inspecting a vehicle with power steering, you should inspect the hoses, pumps, and fluid levels. Specifically check the hoses for leaks.

4. Driving too fast:

Explanation
Driving at excessive speeds is a major cause of fatal crashes. Never drive above the posted maximum speed limit and adjust your speed to fit conditions.

5. If a trailer is too high:

Explanation
Before coupling together a tractor and a trailer, you should make sure the trailer is at the proper height. If the trailer is too low, the trailer nose may be damaged. If the trailer is too high, it may not be able to couple correctly.

6. What does an Anti-Lock Braking System (ABS) do?

Explanation
The purpose of an Anti-Lock Braking System (ABS) is to prevent a vehicle's wheels from locking up when the driver brakes hard on a slippery surface.

7. If a tire rim is damaged, it should be:

Explanation
Wheels or rims with welding repairs are not safe.
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