Air Brakes #1
Air Brakes Endorsement Test | West Virginia 2025 #1 Page 3 of 4
Train for FREE online with our West Virginia CDL air brake test. 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 WV Class A/Class B driver license in 2025, 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 the requirements for CDL may vary from state to state.
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13 . A tank endorsement is:
Optional when transporting hazardous materials.
In general, a tank endorsement is required to a drive tank vehicle used to transport liquids or gases. This applies to both hazardous and non-hazardous materials.
14 . How many air storage tanks are used in an air brake system?
The number varies.
Air storage tanks are used to hold compressed air. The number and size of air tanks in an air brake system varies among vehicles.
15 . A dual air brake system:
Has two separate air brake systems, but uses a single set of controls.
A dual air brake system has two separate air brake systems that use a single set of brake controls. One system typically operates the regular brakes on the rear axle or axles. The other system operates the regular brakes on the front axle.
16 . How is water and compressor oil removed from the bottom of an air storage tank?
A sponge is used to soak up the water and oil.
Water and compressor oil are removed from air storage tanks through a drain valve. The water and oil can damage the brakes if left to accumulate in the system. Manually operated tanks must be drained every day to remove this build-up.
17 . Service brakes should:
Before driving, you should always verify that your service brakes are in good working order. Testing the brakes before a trip allows you to locate any problems before you need to brake while on the road.
18 . In a vehicle with dual parking control valves, once air pressure is lost and the spring brakes come on:
The air tanks will automatically refill to a safe air pressure level.
In a vehicle with dual parking control valves, there is a separate air tank that can be used to temporarily release the spring brakes if they have been activated due to low air pressure. Pushing in the proper control will release the spring brakes for a short period of time, allowing the driver to move the vehicle in an emergency.
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2025 West Virginia | Frequently Asked Questions
To acquire a CDL Tank endorsement in West Virginia, you need to pass the Tank Vehicle endorsement test. This test covers topics such as inspecting tank vehicles, driving tank vehicles, and safe driving rules. You can prepare for the test by studying the West Virginia CDL handbook. Once you pass the test, the endorsement will be added to your CDL.
To obtain a CDL Tank license, you must already hold a Commercial Driver's License (CDL). You must then pass the Tank Vehicle endorsement test, which covers inspecting tank vehicles, driving tank vehicles, and safe driving rules. It's essential to study the relevant sections in your state's CDL manual to prepare for this test.
While specific training or experience isn't mandatory for a CDL Tank endorsement in West Virginia, it's highly recommended. Training can provide knowledge on the complexities of handling tank vehicles, including load distribution and liquid surge. Experience driving similar vehicles can be beneficial. However, passing the Tank Vehicle endorsement test is the only legal requirement.
Yes, to obtain a CDL Tank endorsement in West Virginia, you must pass the Tank Vehicle endorsement test. This written exam covers topics such as inspecting tank vehicles, driving tank vehicles, and safe driving rules. It's an additional test beyond the general CDL knowledge exam. Study materials are available in the West Virginia CDL handbook.
The written test for the CDL Tank endorsement covers several topics. These include inspecting tank vehicles, driving tank vehicles, and understanding the unique properties of liquid cargo. It also covers safety rules specific to tank vehicles, such as weight distribution and handling high center of gravity, and the effects of surge on control and stability.
The CDL Tank endorsement assessment does not involve a skills or maneuvers test. It's a written examination that focuses on knowledge related to tank vehicles. Topics include inspecting tank vehicles, understanding weight distribution, handling bulk packages, and managing high center of gravity. Practical driving skills are assessed during the general CDL skills test, not the Tank endorsement test.
Drivers with a CDL Tank endorsement are subject to federal regulations, which include maintaining a logbook, adhering to hours of service rules, and passing regular drug and alcohol tests. Additionally, certain hazardous materials may require a Hazmat endorsement. It's also important to note that each state may have its own additional requirements or restrictions for CDL Tank endorsement holders.
No, a valid CDL Tank endorsement is required to transport liquid or gaseous materials in a tank vehicle. This includes any commercial vehicle designed to transport any liquid or gaseous materials within a tank or tanks having an individual rated capacity of more than 119 gallons and an aggregate rated capacity of 1,000 gallons or more.
Yes, a CDL Tank endorsement can be added to your current Commercial Driver's License. You don't need to apply for a new license, but you will need to pass the Tank Vehicles knowledge test. Once you pass the test, the endorsement will be added to your existing CDL. Always check with your local DMV for specific procedures and requirements.
Yes, there are specific regulations and prerequisites in place for handling hazardous materials with a CDL Tank endorsement in West Virginia. These include passing a written exam, undergoing a background check, and obtaining a Transportation Worker Identification Credential (TWIC) if applicable. Additionally, drivers must follow federal regulations regarding the transportation of hazardous materials and adhere to any additional state-specific requirements.
