Class B Driving Test | Wyoming 2025 #1

Train for FREE online with our Wyoming class B license 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 WY CDL class B permit 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 CDL class B requirements may vary from state to state.

Number of Question 50

Passing Score 40

Number of Tests 20

1 . Bridges usually freeze:

Only once temperatures drop significantly below 32 degrees Fahrenheit.

After all other surfaces.

Before other surfaces.

Bridges tend to freeze before other parts of the roadway. Be particularly careful on bridges when temperatures are close to the freezing point.

2 . When traveling down a hill, you can reduce the amount of required braking by:

Switching into a higher gear.

Switching into a lower gear.

Switching into neutral.

Before starting down a hill, decelerate and shift down into a gear that will allow you to control your vehicle without braking too hard. Using too much brake when driving downhill can cause the brakes to overheat, reducing the braking power.

3 . During an applied leakage test, what is the maximum leakage rate that is safe for a single vehicle with air brakes?

10 psi in one minute

5 psi in one minute

3 psi in one minute

It is important to know the maximum air loss rate that is safe for your specific vehicle. A single vehicle with air brakes should have a leakage rate no higher than 3 psi in a minute during an applied leakage test.

4 . When traveling on a downgrade, a vehicle will:

Slow down.

Travel at the same rate as on level roadway.

Speed up.

Likely swerve to the right.

On a downgrade, the force of gravity will cause a vehicle to speed up. Adjust your speed before approaching a hill to reduce overuse of your brakes.

5 . How many daily hours of sleep does an adult need to maintain alertness?

Six to seven

Seven to eight

Eight to nine

Four to five

Being properly rested is essential to the safe operation of a CMV. To maintain alertness, most people need seven to eight hours of sleep per night.

6 . Which of the following surfaces provides the least amount of traction?

Ice that is dry

Ice that is wet

Wet pavement

Dry pavement

Be especially cautious when driving on ice that has begun to melt. Ice that is wet is much more slippery than ice that is dry.

7 . Which of the following is not a crime that would disqualify an applicant from a hazardous materials endorsement?

Kidnapping

Smuggling

Immigration violations

Speeding

There are a number of crimes that will disqualify a person from receiving a hazardous materials endorsement for seven years. Among these are kidnapping or hostage taking, smuggling, and immigration violations. More serious crimes, such as murder, will result in a lifetime disqualification.

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2025 Wyoming | Frequently Asked Questions

To acquire a CDL Tank endorsement in Wyoming, you must have a Commercial Driver's License (CDL). Then, study for the tank endorsement test using the Wyoming CDL manual. Schedule and pass the written tank endorsement test at your local Wyoming DMV. The test covers topics like inspecting tank vehicles, driving tank vehicles, and safe driving rules.

To obtain a CDL Tank license, you need to first have a Commercial Driver's License (CDL). Then, you must pass the tank vehicle endorsement test. This test covers topics such as inspecting and driving tank vehicles, and understanding relevant safety rules. Studying with the state's CDL manual is essential to prepare for this test.

Yes, specific training and experience are required for a CDL Tank endorsement in Wyoming. To obtain the endorsement, you must pass a written knowledge test and a skills test in a vehicle that requires the endorsement. Additionally, you must complete a training program or have at least three months of experience operating a tank vehicle.

Yes, to obtain a CDL Tank endorsement, you must pass a specific written test. This test focuses on the knowledge and skills necessary for safely operating a tank vehicle, including inspecting tank vehicles, driving tank vehicles, and understanding related safety rules. The content for this test can be found in the state's CDL manual.

The written test for a CDL Tank endorsement covers several topics. These include the inspection of tank vehicles, understanding the unique handling characteristics of tank vehicles, safe driving strategies, and understanding the rules and regulations relating to transporting liquids or gases. It's recommended to study these subjects thoroughly using the state's CDL manual.

The CDL Tank endorsement does not typically involve a separate skills or driving test. It mainly includes a written examination focusing on knowledge aspects. However, during the general CDL skills test, you'll be evaluated on basic vehicle control and on-road driving, which indirectly assess your ability to maneuver a tank vehicle safely. Always confirm specific requirements with your local DMV.

Yes, drivers with a CDL Tank endorsement must adhere to specific rules and regulations. These include following specific safety protocols when transporting liquids, understanding the handling and movement of liquid loads, and handling emergencies. Additionally, certain hazardous materials may require additional endorsements. Violating these rules can lead to penalties, including the loss of the endorsement or license.

No, you cannot legally transport liquid or gas materials without a valid CDL Tank endorsement. This endorsement is required for drivers who wish to operate a tank vehicle, which is defined as any commercial motor 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, the CDL Tank endorsement can be added to your existing Commercial Driver's License (CDL). You don't need a fresh application for a new CDL. However, you will need to pass the Tank Vehicle written test and pay the applicable fee to add the endorsement to your current license. Always check with your local DMV for specific procedures and requirements.

Yes, there are specific regulations and prerequisites for handling hazardous materials with a CDL Tank endorsement in Wyoming. In addition to obtaining the Tank endorsement, you must also pass a written knowledge test specifically for hazardous materials. You must also undergo a background check and be fingerprinted as part of the Transportation Security Administration's security threat assessment process. Additionally, you must comply with all federal and state regulations regarding the transportation of hazardous materials.