Class A Driving Test | North Dakota 2025 #2

Train for FREE online with our North Dakota class A 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 ND CDL class A 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 A requirements may vary from state to state.

Number of Question 50

Passing Score 40

Number of Tests 20

1 . At what psi is the safety valve set to open?

100 psi

150 psi

200 psi

500 psi

In an air brake system, the first tank that receives compressed air has a safety valve that releases air if the pressure gets too high. It is usually set to open at 150 psi. If the valve must open, there is a fault in the system that should be repaired by a mechanic.

2 . 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.

3 . If being tailgated, you should:

Drive in the left lane.

Drive in the right lane.

Speed up.

Drive on the shoulder.

You may be tailgated when you can't drive fast enough to keep up with other traffic. If a heavy load is slowing you down, stay in the right lane, if possible.

4 . The maximum legal width for any vehicle is:

6 feet.

7 feet, 4 inches.

8 feet, 6 inches.

9 feet, 8 inches.

In North Dakota, the total outside width of a vehicle is generally limited to 8 feet and 6 inches.

5 . When traveling with cargo, the cargo should be checked:

Only before the trip.

Before the trip and after the first 50 miles.

Only by loading personnel.

Only after arriving to the final destination.

Cargo should be inspected before beginning a trip, within the first 50 miles of the trip, and every three hours or 150 miles traveled thereafter. The driver of a truck transporting cargo is responsible for the cargo being safely secured throughout the trip.

6 . An underloaded front axle:

Is important for smooth steering.

Is encouraged as front axles are usually less strong than other axles.

Is discouraged as it can cause steering problems.

Is discouraged as it can improve fuel efficiency.

Underloading a front axle may make it impossible to safely steer your vehicle. Keep weight distribution in mind when loading cargo.

7 . Extremely hot temperatures can cause:

Tire failure.

A trailer to disengage.

Lights to malfunction.

Increased gas mileage.

Because air expands when hot, tire pressure increases as temperatures increase. This can sometimes result in tire failure. Consistently check your tire pressure when making a trip in hot weather.

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2025 North Dakota | Frequently Asked Questions

To secure a CDL Doubles/Triples endorsement in North Dakota, you must first hold a valid Commercial Driver's License (CDL). Then, you will need to pass the Doubles/Triples Knowledge test. The test covers topics like coupling and uncoupling, inspecting doubles and triples, and handling. After passing this test, the endorsement will be added to your CDL.

To obtain a CDL Doubles/Triples license, you first need a valid Commercial Driver's License (CDL). Then, you must pass the Doubles/Triples Knowledge Test. This test covers topics such as coupling and uncoupling, inspecting doubles and triples, and handling. After passing the test, the Doubles/Triples endorsement will be added to your CDL.

While North Dakota does not mandate specific training for a CDL Doubles/Triples endorsement, they do require passing the Doubles/Triples Knowledge Test. However, practical training can be beneficial for understanding coupling/uncoupling, inspecting, and handling doubles/triples. Some drivers opt for professional training programs to enhance their skills and increase their chances of passing the test.

Yes, in North Dakota, to obtain a CDL Doubles/Triples endorsement, you must pass the Doubles/Triples Knowledge Test. This written exam covers topics like coupling and uncoupling, inspecting doubles and triples, and handling. The endorsement is added to your CDL after you successfully pass this exam.

The CDL Doubles/Triples endorsement test in North Dakota is a knowledge test, not a skills test. It focuses on understanding specific rules and procedures related to operating such vehicles. Topics include coupling and uncoupling, inspecting doubles and triples, and crucial handling differences. Practical skills or maneuvers are not demonstrated during this written test.

No, it's not permissible. In North Dakota, like in all other states, you must have a valid CDL Doubles/Triples endorsement to legally operate double or triple trailers. Driving without the appropriate CDL endorsement is a violation and could result in fines, penalties, and potential disqualification from driving commercial vehicles.

You can append the CDL Doubles/Triples endorsement to your current commercial driver's license in North Dakota. You don't need to initiate a new application for a CDL. However, you must pass the Doubles/Triples Knowledge Test to get the endorsement. Once you pass, the endorsement is added to your existing CDL.

Yes, there are constraints. Drivers with a CDL Doubles/Triples endorsement in North Dakota must only operate vehicles that their license classifies. For instance, a Class B CDL holder can't operate a Class A vehicle. Additionally, all federal and state regulations regarding hours of service, vehicle maintenance, and safety must be strictly adhered to.

In North Dakota, double trailers can't exceed 81 feet in overall length. For weight, the maximum gross vehicle weight (GVW) is 105,500 lbs. However, specific weight depends on the vehicle's axle configuration. Triple trailers are not generally permitted unless on specific routes or for emergency relief efforts. Always check with the Department of Transportation for up-to-date regulations.

Yes, drivers with a CDL Doubles/Triples endorsement must follow specific safety guidelines. These include conducting pre-trip safety inspections, ensuring the correct coupling and uncoupling of trailers, and managing the high rollover risk associated with these vehicles. Drivers must also be aware of the increased stopping distance required for double/triple trailers and adjust their driving accordingly.