Transporting liquids or gases in a leaking tank is both unsafe and against the law.

Get the leak fixed immediately.

Try to fix the leak by welding the opening closed.

Get the leak fixed immediately.

Drive with their flashers on to warn other motorists.

You should test the tractor protection valve by allowing the air supply to properly charge, turning off the engine, then releasing air from the system by pressing the brake pedal several times. The tractor protection valve should move into its emergency position when psi drops to an unsafe level.

Releasing air with the brake pedal.

Pulling the yellow, diamond-shaped knob.

Releasing air with the brake pedal.

When coupling, make sure you couple matching glad hands. They are often color-coded to help drivers avoid mistakes. Typically, blue is used for service lines and red is used for emergency lines.

Make sure to couple the proper glad hands.

Glad hands can be connected to any other glad hands.

Only one set of glad hands should be connected.

Before a trip, you should ensure that air reaches all air brakes on all trailers by opening up the rear emergency line and service line shut-off valves and listening for escaping air. Close both shut-off valves before beginning to drive.

Close the emergency line valve.

Leave the service line valve open.

Close the emergency line valve.

If you see, hear, smell, or feel anything while driving that does not feel right, you should have it checked out.

Check the situation to determine the proper solution.

Assume it is not a concern and continue driving.

Hope the vehicle does alright until it is switched to another driver.

Check the situation to determine the proper solution.

Tank Endorsement Test | Idaho 2024 #1 Page 2 of 3

Train for FREE with our Idaho tank endorsement practice test online. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a ID tank license in 2024, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that DMV requirements for issuing a CDL tank vehicle endorsement may vary from state to state.

Number of Question 20

Passing Score 16

Number of Tests 20

Tank Endorsement Test | Idaho 2024 #1 Page 2 of 3

8 . If a tank is found to be leaking, the driver should:

9 . Tanks usually have:

10 . Trailers built before ____ are not required to have spring brakes.

11 . A driver should test the tractor protection valve by:

12 . When coupling a trailer:

13 . Before beginning a trip, you should:

14 . If an unusual noise or feeling occurs in a vehicle while it is being driven, the driver should:

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