Knowledge Test Class B #1
Class B Driving Test | Wisconsin 2025 #1 Page 5 of 7
Train for FREE online with our Wisconsin 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 WI 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.
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29 . Dry bulk tanks:
Cannot be driven on interstates.
Dry bulk tanks require special care when being driven because they have high centers of gravity. Drivers should also be careful because the materials being carried can easily shift in transit, causing a change in the vehicle's handling.
30 . If your vehicle is equipped with a cargo lift, you should ensure that:
The lift is the proper color.
When checking a cargo lift as part of your vehicle inspection test, you should check for leaking, damaged, or missing parts. The lift must be fully retracted and latched securely.
31 . What do air brakes use to make the brakes work?
Many large CMVs are equipped with air brakes. An air braking system uses compressed air to operate.
32 . Brakes can get out of adjustment quickly, especially:
Brakes are particularly prone to getting out of adjustment if they are hot. Be sure to routinely check the adjustment of your brakes. For a vehicle to be safely controlled, all brakes must be properly functioning and adjusted.
33 . To prevent fatigue while driving, you should:
Close the vents.
A hot, poorly-ventilated area can make a person sleepy. Opening a window, opening a vent, or using the air conditioning can help keep the cab cool and reduce the risk of fatigue.
34 . The center of gravity in a trailer should be:
The weight of cargo in a vehicle should be distributed as low as possible. Having a center of gravity that is too high will increase the risk of a rollover.
35 . In general, the length limit for a combination of 2 vehicles and load is:
100 feet
Under Wisconsin law, the length of a 2 vehicle combination, including the load, is generally limited to 65 feet.
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2025 Wisconsin | Frequently Asked Questions
To acquire a CDL Hazmat endorsement in Wisconsin, you must hold a valid Commercial Driver's License (CDL). You'll also need to pass the Hazardous Materials Endorsement Knowledge Test, provide proof of U.S. citizenship or legal status, and pass a Transportation Security Administration (TSA) background check. Finally, you must pay all required fees.
To obtain a CDL Hazmat license in Wisconsin, you must first possess a valid CDL. You must also pass a written Hazardous Materials Endorsement Knowledge Test and a TSA background check. Additionally, you must be at least 21 years old and have no disqualifying criminal offenses. Renewal requires passing the knowledge test again every five years.
When applying for a CDL Hazmat endorsement in Wisconsin, you'll need to provide proof of U.S. citizenship or lawful permanent residency, such as a passport or birth certificate. You'll also need your current CDL, social security card, and completed application form. Finally, you must provide fingerprints for the TSA background check.
Yes, there is a dedicated written test for the CDL Hazmat endorsement. The Hazardous Materials Endorsement Knowledge Test focuses on topics such as loading and unloading hazardous materials, bulk packaging marking, driving and parking rules, and emergency response procedures. The test must be passed with a score of at least 80%.
The written test for the CDL Hazmat endorsement in Wisconsin covers topics such as loading and unloading hazardous materials, bulk tank loading, inspection, driving and parking rules, communications, emergencies, and the definitions of hazardous materials. It also tests knowledge of the Hazardous Materials Regulations of the federal Department of Transportation.
Yes, there are additional charges for getting a CDL Hazmat endorsement in Wisconsin. These include a knowledge test fee of $30, a fingerprinting fee of $86.50 for the TSA background check, and an endorsement fee of $10. There may also be additional service fees depending on the method of payment used.
Yes, a background check and security clearance are mandatory for a CDL Hazmat endorsement. The Transportation Security Administration (TSA) performs these checks. Applicants must not have any disqualifying criminal offenses, and must be a U.S. citizen or have appropriate immigration status. The process includes fingerprinting and a review of personal history.
Yes, specialized training or certification is required for a CDL Hazmat endorsement. Applicants must pass a written Hazardous Materials knowledge test. Additionally, they must undergo a Transportation Security Administration (TSA) background check. Also, they must comply with the Federal Motor Carrier Safety Administration's training requirements for hazardous materials.
No, you cannot legally transport hazardous materials without a valid CDL Hazmat endorsement in Wisconsin. This endorsement is required by the Federal Motor Carrier Safety Administration (FMCSA) for any commercial driver who transports hazardous materials that require placarding. Violations can lead to fines, disqualification, or even criminal penalties.
Yes, you can add the CDL Hazmat endorsement to your current CDL license. However, you'll need to pass the Hazmat knowledge test and undergo a TSA background check. You don't need to apply for a new CDL, but there is an additional process for obtaining the Hazmat endorsement. Visit your local DMV or its website for specific procedures.
