Knowledge Test Class B
This license is required for driving a single vehicle with a GVWR of more than 26,001 pounds, and a trailer not to exceed 10,000 pounds gross vehicle weight rating, or a vehicle designed to transport 24 or more people (including the driver). To receive this license, applicants must pass a 50-question test. To pass, applicants must answer 40 questions correctly. Each question has four possible answer choices. Test questions come from the West Virginia Commercial Driver’s License Manual. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Air Brakes (if applicable), Pre-Trip Vehicle Inspection Test, Basic Vehicle Control Skills Test and On-Road Driving.. Endorsements that may be used with a Class B CDL are: Hazardous materials, Tank, Passenger, HazMat and Tank, Air Brakes and School bus.
15. The air storage tanks:
In an air brake system, the air storage tanks hold enough air for brakes to be used several times if the compressor stops working.
16. A sign that your vehicle's brakes will need repair is that the:
Potential problems to check for when inspecting brakes include cracked drums; shoes or pads with oil, grease, or brake fluid on them; and shoes that are missing, broken, or worn dangerously thin.
17. Loading cargo:
Regardless of who has loaded cargo onto a vehicle, the driver is responsible for the safety of the cargo.
18. During the vehicle inspection portion of the skills test, an applicant will be required to:
During the vehicle inspection skills test, you will need to explain to the examiner what you are inspecting and why.
19. The parking brake should be:
The parking brake in a vehicle with air brakes should be used every time the vehicle is parked.
20. If you are stopped by a law enforcement officer and you do not have your CDL on you, you will:
Driving a CMV without your CDL on your person is a serious traffic violation for which you may be cited. You will not be found guilty of this offense if you can provide proof that you had a CDL by the applicable deadline to pay a fine or appear in court.
21. If the low pressure warning light comes on while you are driving:
When driving a vehicle with air brakes, if the low air pressure warning light comes on, it is important for you to stop and safely park your vehicle as soon as possible. There may be a leak in the system. Controlled braking will remain possible only as long as there is enough air left in the tanks.
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Frequently Asked Questions
1. Straight trucks (such as delivery trucks and dump trucks) that weigh 26,001 pounds or more
2. Large buses, including school buses and city buses
3. Segmented buses
4. Box trucks with attached trailers
5. Tractor-trailers (also known as semi-trucks)
6. Tow trucks with a GVWR of 26,001 pounds or more
It’s important to note that these vehicles may require additional endorsements depending on the cargo being transported or the type of equipment used on the vehicle.
1. Obtain a valid West Virginia driver's license.
2. Be at least 18 years of age for intrastate driving and 21 years of age for interstate driving.
3. Obtain a Department of Transportation (DOT) medical certificate by passing a physical exam from a certified medical examiner.
4. Pass the knowledge tests for the Class B CDL, which include the general knowledge test and any applicable endorsement tests (such as air brakes or passenger transport).
5. Obtain a learner's permit and hold it for at least 14 days before taking the skills test
6. Pass the skills test, which consists of three parts: pre-trip vehicle inspection, basic vehicle control, and on-road driving.
It’s important to note that additional requirements may apply depending on the type of cargo being transported or any endorsements required for certain vehicles. You should also be prepared to provide proof of identity, residency, and social security number when applying for a CDL.
It's important to note that some employers may have their own age requirements for CDL drivers, which may be higher than the state minimums. Additionally, certain types of CDL endorsements (such as hazardous materials) may also have a minimum age requirement of 21 years old, regardless of whether you are driving intrastate or interstate.
The following are the types of endorsements that may be required for a Class B CDL:
1. Air brakes endorsement: This endorsement is required if the vehicle you plan to operate has air brakes.
2. Passenger endorsement: This endorsement is required if you plan to operate a vehicle designed to transport 16 or more passengers, including the driver.
3. School bus endorsement: This endorsement is required if you plan to operate a school bus.
4. Tanker endorsement: This endorsement is required if you plan to transport liquid or gaseous materials in a tank that has a capacity of 1,000 gallons or more.
5. Hazardous materials (HazMat) endorsement: This endorsement is required if you plan to transport hazardous materials, as defined by federal law.
It's important to note that each endorsement requires passing a separate knowledge test, and some endorsements may also require additional background checks and fees.
1. Pre-trip inspection: You will be required to demonstrate your knowledge of the vehicle and its components by inspecting the vehicle and identifying any potential safety hazards.
2. Basic vehicle control: You will be asked to perform several maneuvers to demonstrate your ability to control the vehicle, such as straight-line backing, offset backing, and parallel parking.
3. On-road driving: You will be evaluated on your ability to safely operate the vehicle in normal traffic situations, including turns, intersections, lane changes, and merging.
During the skills test, you will be evaluated on your ability to perform each task safely and efficiently. You will need to demonstrate good judgment, control of the vehicle, and adherence to traffic laws and regulations.
It's important to note that the skills test must be conducted in a vehicle that is representative of the type of vehicle you plan to operate with your Class B CDL. Additionally, you must pass the skills test within 90 days of passing the knowledge test.
1. Vehicle type: Drivers with a Class B CDL are only authorized to operate single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or a combination of vehicles with a GVWR of less than 26,001 pounds where the towed vehicle has a GVWR of less than 10,001 pounds.
2. Passenger transport: Drivers with a Class B CDL are not authorized to transport more than 16 passengers, including the driver.
3. Hazardous materials: Drivers with a Class B CDL are not authorized to transport hazardous materials that require placarding.
4. Air brakes: If the driver did not pass the air brakes knowledge test or skills test, or if the driver performs the skills test in a vehicle without air brakes, the driver will have an "L" restriction on their license that prohibits them from operating vehicles equipped with air brakes.
5. Medical certification: Drivers with a Class B CDL must have a valid medical certificate issued by a certified medical examiner. The certificate must be renewed every two years.
It's important to note that these restrictions and limitations may vary depending on the specific endorsements held by the driver. Additionally, violating any of these restrictions or limitations can result in fines, license suspension, or revocation.
To take the test in a language other than English, you will need to request an interpreter when you schedule your appointment for the written test. The interpreter must be approved by the DMV and may be provided by the DMV or may be a person of your choice.
It's important to note that even if you take the written test in a language other than English, you will still need to demonstrate your ability to read and understand road signs and signals in English. Additionally, the skills test for a Class B CDL must be conducted in English.
To request accommodations, you will need to fill out and submit a Request for Reasonable Accommodation form to the DMV. The form is available on the DMV's website or can be obtained by contacting the DMV directly.
Some of the accommodations that may be available include extended testing time, a separate testing room, a reader or scribe, or an interpreter. The DMV will review your request and determine what accommodations are appropriate based on your individual needs and the requirements of the test.
It's important to note that you will need to provide documentation of your disability and how it affects your ability to take the test in order to be eligible for accommodations. Additionally, you should submit your request for accommodation as early as possible to allow time for processing and scheduling of your testing appointment.
If you fail the written test, you will need to wait at least one day before you can retake it. If you fail the test three times, you will need to wait at least 30 days before you can take it again.
It's important to note that there is a fee for each attempt at the written test. If you fail the test multiple times, this can become costly. Therefore, it's a good idea to study and prepare thoroughly for the test before taking it.
If you are having difficulty passing the written test, there are resources available to help you prepare. The West Virginia DMV offers a Commercial Driver's License Manual that covers all of the topics on the Class B CDL written test. Additionally, there are third-party study materials and practice tests available online or in bookstores that can help you prepare for the test.