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.. Read More

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 two, three or four possible answer choices. Test questions come from the Utah Commercial Driver License Handbook. 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.

Number of Question
Passing Score

8. The faster you drive:

Explanation
The faster you are driving, the longer your stopping distance will become. Brake accordingly.

9. Cargo inside a trailer:

Explanation
Cargo needs to be secured appropriately to prevent it from moving in transit. Cargo should be arranged to keep the vehicle's center of gravity low and well-distributed.

10. If convicted of a traffic violation in your personal car:

Explanation
If you are convicted of any traffic violations while driving any vehicle, you must notify your employer within 30 days of the conviction. This rule excludes parking violations.

11. Roads are especially slippery when it first begins to rain because:

Explanation
Roads are particularly slippery when it first begins to rain. The water mixes with oil drippings on the road that have not yet washed away, creating a slippery and dangerous mixture.

12. The parking brake should be:

Explanation
The parking brake in a vehicle with air brakes should be used every time the vehicle is parked.

13. A broken exhaust system poses no threat to the driver.

Explanation
A broken exhaust system is extremely dangerous because it may introduce toxic fumes into the cab or sleeper berth.

14. Most heavy-duty vehicles use:

Explanation
Most heavy-duty vehicles use dual air brake systems. A dual system has two separate air brake systems with a single set of controls.

Frequently Asked Questions

A Class B CDL (Commercial Driver's License) in Utah allows drivers to operate a single vehicle with a weight of 26,001 or more pounds, or a combination of vehicles with a total weight of 26,001 or more pounds, towing a vehicle that weighs up to 10,000 pounds. This type of license is required for drivers who operate large vehicles such as buses, delivery trucks, and dump trucks.

To obtain a Class B CDL in Utah, you must:

1. Be at least 18 years old to drive within the state or 21 years old if you plan to drive across state lines.
2. Possess a valid Utah driver's license.
3. Obtain a Department of Transportation (DOT) medical certificate from an authorized medical examiner.
4. Pass a written knowledge test that covers basic road rules and safe driving techniques.
5. Pass a skills test that includes a pre-trip inspection, basic vehicle control, and on-road driving.
6. Pay the required fees.

It's important to note that additional endorsements may be required depending on the type of vehicle you plan to operate, such as passenger vehicles or hazardous materials transport.

With a Class B CDL (Commercial Driver's License) in Utah, you are authorized to operate the following types of vehicles:

1. Single vehicles with a weight of 26,001 or more pounds
2. Combination of vehicles with a total weight of 26,001 or more pounds, towing a vehicle that weighs up to 10,000 pounds
3. Large buses, such as school buses or city transit buses
4. Straight trucks, such as dump trucks or delivery trucks
5. Box trucks with trailers
6. Segmented buses

It's important to note that additional endorsements may be required depending on the type of vehicle you plan to operate, such as passenger vehicles or hazardous materials transport.

To obtain a Class B CDL license in Utah, you must meet the following requirements:

1. Be at least 18 years old to drive within the state or 21 years old if you plan to drive across state lines.
2. Possess a valid Utah driver's license.
3. Obtain a Department of Transportation (DOT) medical certificate from an authorized medical examiner.
4. Pass a written knowledge test that covers basic road rules and safe driving techniques.
5. Pass a skills test that includes a pre-trip inspection, basic vehicle control, and on-road driving.
6. Pay the required fees.

It's important to note that additional endorsements may be required depending on the type of vehicle you plan to operate, such as passenger vehicles or hazardous materials transport.

In addition, you must also provide proof of residency and legal presence in the United States and have a clean driving record. You may also be required to undergo a criminal background check and meet other state-specific requirements before obtaining your CDL license.

The minimum age requirement for a Class B CDL license in Utah is 18 years old for intrastate driving (within the state of Utah only). However, if you plan to operate a commercial motor vehicle (CMV) across state lines or transport hazardous materials, you must be at least 21 years old.

It's important to note that some employers may have their own age requirements for certain driving positions, and additional endorsements may also have age requirements.

Yes, you may need additional endorsements for your Class B CDL license depending on the type of vehicle you plan to operate.

The most common endorsement required for a Class B CDL is the Passenger endorsement (P), which is necessary if you plan to drive vehicles designed to transport 16 or more passengers, including the driver.

You may also need a School Bus endorsement (S) if you plan to drive a school bus, or a Tanker endorsement (N) if you plan to transport liquids or gases in tanks.

In addition, other endorsements such as Hazardous Materials (H), Double/Triple Trailers (T), and Combination Tank and Hazardous Materials (X) may be required based on the specific type of vehicle and cargo you plan to transport.

It's important to note that each endorsement requires additional testing beyond the standard CDL requirements, including written tests and/or driving skills tests.

The Class B CDL skills test is divided into three parts: pre-trip inspection, basic vehicle control, and on-road driving.

1. Pre-trip inspection: You will be required to inspect the vehicle and identify any potential problems or safety hazards. This includes checking the engine, brakes, lights, tires, steering, suspension, and other systems. You must be able to explain your findings and demonstrate how to check each component of the vehicle.

2. Basic vehicle control: You will demonstrate your ability to handle the vehicle in various situations, such as making tight turns, backing up in a straight line and in a curve, maneuvering through an alley dock, and parking in a designated spot.

3. On-road driving: You will drive the vehicle on public roads while being evaluated on your ability to safely operate the vehicle in traffic. This includes obeying traffic laws and signals, changing lanes, turning at intersections, merging onto highways, and other maneuvers.

During the skills test, you will be evaluated on your ability to perform each task safely and effectively. You must pass all three parts of the test to obtain your Class B CDL license.

Yes, there are certain restrictions or limitations that may apply to drivers with a Class B CDL license. Here are some common restrictions:

1. Air Brake Restriction: If you take your skills test in a vehicle without air brakes, you will be issued a Class B CDL with an air brake restriction. This means you are not authorized to operate a vehicle with air brakes.

2. Manual Transmission Restriction: If you take your skills test in a vehicle with an automatic transmission, you will be issued a Class B CDL with a restriction that prohibits you from operating a vehicle with a manual transmission.

3. Intrastate Only Restriction: If you only plan to operate your vehicle within the state of Utah, you may be issued a Class B CDL with an intrastate only restriction, which means you are not authorized to operate your vehicle outside the state of Utah.

4. Passenger Vehicle Restriction: If you did not pass the passenger endorsement test, then you will be issued a Class B CDL without the passenger endorsement (P), which means you are not authorized to operate vehicles designed to transport 16 or more passengers.

It's important to understand and comply with any restrictions that apply to your Class B CDL license, as violating these restrictions can result in fines or even suspension or revocation of your CDL license.

Yes, the Utah DMV offers the Class B CDL written test in several languages other than English, including Spanish, Chinese, Korean, and Vietnamese. However, it's important to note that the skills test (the driving portion of the CDL test) is only offered in English.

If you choose to take the written test in a language other than English, you will need to select that language when scheduling your appointment at the DMV. You may also need to bring a translator with you to assist with any verbal instructions or explanations during the test.

Keep in mind 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 other traffic signals in English during the skills test.

Yes, if you have a disability that makes it difficult for you to take the Class B CDL written test under standard testing conditions, you may request accommodations from the Utah DMV.

To request accommodations, you will need to submit a request form and supporting documentation to the DMV at least 30 days prior to your scheduled test date. The documentation should include a diagnosis of your disability, as well as a description of how the disability affects your ability to take the test.

Examples of accommodations that may be provided include additional testing time, a separate testing room, or a reader or interpreter. The DMV will review your request and documentation and determine what accommodations are appropriate based on your individual needs and the requirements of the test.

It's important to note that accommodations are not guaranteed and may be denied if they fundamentally alter the nature of the test or compromise its validity. However, if you believe that you need accommodations to take the Class B CDL written test, it's worth submitting a request and discussing your options with the DMV.

If you fail the Class B CDL written test, you will be allowed to retake the test after a waiting period of at least one day. You will need to pay the testing fee again, and you may be required to schedule a new appointment to take the test.

It's important to note that you are only allowed a certain number of attempts to pass the written test before you must reapply for your CDL permit and retake all of the necessary tests. According to Utah law, you are allowed a maximum of three attempts to pass the written test within a 12-month period. If you fail the test three times within that timeframe, you will need to wait at least 90 days before reapplying for your CDL permit and retaking all of the necessary tests.

To increase your chances of passing the Class B CDL written test on your first attempt, it's important to study and prepare thoroughly. The Utah DMV provides a CDL handbook that covers all of the information you need to know for the written test, including traffic laws, safety regulations, and vehicle operation. You may also want to consider taking practice tests or enrolling in a CDL training program to help prepare for the test.
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