Tank #2
Tank Endorsement Test | North Dakota 2026 #2 Page 3 of 3
Train for FREE with our North Dakota tank endorsement practice test online. 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 ND tank license in 2026, 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 CDL tank vehicle endorsement may vary from state to state.
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15 . Which condition increases a tank's stopping distance?
Cloudy weather
Keep in mind how long it will take for your vehicle to come to a complete stop. Empty tank vehicles may take longer to stop than those which are fully loaded.
16 . ____ identical placards must be placed on a vehicle transporting hazardous materials.
Four
When hazardous materials placards are required, they must be placed on all four sides of the transporting vehicle.
17 . Most heavy-duty vehicles use:
Quadruple air brake systems.
Most heavy-duty vehicles use dual air brake systems, in which there are two separate braking systems operated by a single set of controls. Each system operates the brakes on different axles.
18 . Applying the brake pedal causes air pressure to activate an electric switch and:
Turn off the low pressure warning light.
In a vehicle with air brakes, the brake lights are activated when the brake pedal is pushed and air pressure moves an electric switch. With the application of air pressure, the switch will then turn on the brake lights.
19 . What is a danger of rolling back when you start to accelerate?
You may lose your position in traffic.
To avoid hitting someone or something behind you, it is important to ensure that your vehicle does not roll backwards when starting from a stop. If your vehicle has a manual transmission, partly engage the clutch before taking your foot off the brake.
20 . When loading containers of hazardous materials, you should not use:
Other helpers.
When loading or unloading containers of hazardous materials, you should not use hooks, or any other tools that could damage containers or packaging.
2026 North Dakota | Frequently Asked Questions
In North Dakota, a Commercial Driver's License (CDL) Class B permits drivers to operate single vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 or more pounds, or any such vehicle towing another not in excess of 10,000 pounds. This includes buses, farm labor vehicles, and any vehicle designed to transport 16 or more passengers including the driver.
A Class B CDL license in North Dakota allows the holder to operate single vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 or more pounds, or tow a vehicle not exceeding 10,000 pounds. This includes large passenger buses, segmented buses, straight trucks, and dump trucks with small trailers.
To acquire a Class B CDL license in North Dakota, you must be at least 18 years old (21 for interstate driving), possess a valid North Dakota driver's license, pass a vision test, and successfully complete both a written knowledge test and a skills test, which includes a pre-trip vehicle inspection, a basic controls test, and a road test. You also need to pass a medical examination.
In North Dakota, you must be at least 18 years old to qualify for a Class B CDL license. However, if you intend to drive commercially across state lines (interstate driving), federal regulations require that you be at least 21 years old.
While a Class B CDL license in North Dakota allows you to operate a single vehicle weighing over 26,000 pounds, specific endorsements may be required for certain types of vehicles or cargo. For instance, a passenger endorsement is needed for vehicles designed to carry 16 or more passengers, and a hazardous materials endorsement is required for transporting hazardous materials.
The Class B CDL skills assessment in North Dakota consists of three parts: a pre-trip vehicle inspection to test your ability to assess if the vehicle is safe to drive, a basic controls test to evaluate your ability to control the vehicle, and a road test to measure your on-road driving skills, including turning, merging, and navigating intersections.
Yes, Class B CDL license holders in North Dakota are limited to driving single vehicles with a GVWR of 26,001 or more pounds, or towing vehicles not exceeding 10,000 pounds. They cannot drive a tractor-trailer combination. Additionally, without specific endorsements, they cannot drive vehicles carrying hazardous materials or more than 15 passengers.
In North Dakota, the written Class B CDL test is primarily administered in English. However, some testing centers may offer the exam in other languages. It's advisable to contact your local Department of Transportation office to inquire about available language options for the test.
Yes, North Dakota Department of Transportation provides accommodations for individuals with disabilities taking the Class B CDL written exam. You must provide documentation of your disability and specify the type of accommodation needed. It's recommended to make this request well in advance of your scheduled test date to ensure proper arrangements can be made.
Yes, if you do not pass the Class B CDL written test in North Dakota, you can retake it. However, you must wait at least one day before retaking the exam. There's no limit on how many times you can retake the test, but each attempt requires a new test fee. It's recommended to study thoroughly before retesting.