Combination #2
Combination Vehicles Practice Test | West Virginia 2025 #2 Page 3 of 3
Train for FREE online with our West Virginia CDL combination vehicle 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 combination 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 DMV requirements for issuing a combination license may vary from state to state.
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15 . How many air lines does a combination vehicle have?
Four
Every combination vehicle has two air lines: the service line and the emergency line.
16 . Rollovers happen when:
ABS is working effectively.
Rollovers happen when a vehicle is driven too fast. To reduce the risk of rollover, make sure the weight of cargo is loaded low to the ground, and that you take turns and curves slowly.
17 . Starting in which year were newly manufactured trailers required to have ABS?
2004
All trailers and converter dollies manufactured on or after March 1, 1998 must be equipped with Anti-Lock Braking Systems (ABS).
18 . Combination vehicles:
Are easier to drive than single commercial vehicles.
Combination vehicles are usually heavier and longer than single commercial vehicles. For these reasons, they usually require more driving skill than single commercial vehicles.
19 . If a load is placed on one side of a trailer, the trailer:
Have improved steering.
If the weight of a load is placed primarily one side of a trailer, the trailer may lean, increasing the risk of a rollover.
20 . A shut-off valve:
Should always be open.
Shut-off valves are used in air supply lines to control the passage of air from one trailer to another. The rear shut-off valve should always be closed to prevent air from leaving the braking system.
2025 West Virginia | Frequently Asked Questions
To acquire a CDL Hazmat endorsement in West Virginia, you must already possess a valid CDL. Then, pass the Hazmat knowledge test at a DMV office. Before the test, you need to complete a hazardous materials endorsement application and pass a TSA background check. Finally, pay the required fees to receive your endorsement.
To obtain a CDL Hazmat license, you must already possess a valid Commercial Driver's License (CDL). You should be at least 21 years old and have U.S citizenship or legal Permanent Resident status. Prior to the Hazmat knowledge test, you must pass a Transportation Security Administration (TSA) background check. Good driving record and physical fitness are also required.
When applying for a CDL Hazmat endorsement, you'll need to provide proof of U.S. citizenship or permanent legal residency (like a birth certificate or green card), your valid Commercial Driver's License (CDL), and a completed Hazardous Materials Endorsement application. You'll also need to provide fingerprints for the background check conducted by the Transportation Security Administration.
Yes, there is a dedicated written test for the CDL Hazmat endorsement. This test is designed to evaluate your knowledge of the rules and regulations related to transporting hazardous materials. It covers topics like loading and unloading hazardous materials, bulk packaging marking, driving and parking rules, and emergency response procedures.
The written test for the CDL Hazmat endorsement covers various subjects related to hazardous materials. These include identifying different types of hazardous materials, understanding shipping papers, placarding rules, loading and unloading procedures, emergency response procedures, and safety protocols. The test also covers federal and state regulations for transporting hazardous materials.
Yes, there are extra charges associated with acquiring a CDL Hazmat endorsement in West Virginia. These include fees for the written test, fingerprinting, background check, and endorsement itself. The exact amount can vary, so it's recommended to check with the local DMV for the most current fees.
Yes, background checks and security clearances are mandatory for the CDL Hazmat endorsement. This includes a fingerprint-based TSA (Transportation Security Administration) security threat assessment. The purpose is to ensure the driver doesn't pose a security risk while transporting hazardous materials.
Yes, specialized training and certification are required for the CDL Hazmat endorsement. In addition to passing the general CDL test, applicants must pass a specific Hazmat knowledge test. They must also undergo a TSA background check. The endorsement is then added to their commercial driver’s license upon successful completion of these requirements.
No, you cannot legally transport hazardous materials without a valid CDL Hazmat endorsement in West Virginia, or in any other state. This endorsement ensures that the driver has the necessary training and knowledge to handle hazardous materials safely and appropriately. Violating this requirement can lead to serious penalties.
Yes, you can add the CDL Hazmat endorsement to your current CDL license. However, it requires passing the Hazmat knowledge test and a TSA background check. Once these steps are successfully completed, the Hazmat endorsement is added to your existing CDL without needing a new license.