Air Brakes #1
Air Brakes Endorsement Test | Montana 2024 #1 Page 3 of 4
Train for FREE online with our Montana CDL air brake 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 MT Class A/Class B driver license in 2024, 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 the requirements for CDL may vary from state to state.
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13 . What should happen before the air pressure in an air brake system tank falls below 55 psi?
The low air pressure warning signal must activate before the air supply pressure drops below 55 psi in the air tank. If the warning signal does not turn on when being tested during an inspection, the vehicle is not safe to drive.
14 . To stop in a vehicle that uses air brakes, the driver should:
Pull the brake pedal up.
To make a normal stop in a vehicle with air brakes, push the brake pedal down. The harder the pedal is pressed, the more air pressure is released.
15 . An alcohol evaporator in an air brake system:
Some air brake systems include an evaporator that introduces alcohol into the system. The alcohol can help prevent ice from forming within the system.
16 . What can happen if the air pressure gets too low in an air brake system?
Pressing and releasing the brake pedal unnecessarily can let air out of the braking system faster than the compressor can replace it. Air brakes may cease to work effectively if the pressure becomes too low.
17 . Braking mechanisms are located ____ a brake drum.
On top of
Drum brakes are attached to the wheels and located on the axles of a vehicle. The braking mechanisms that cause the vehicle to stop can be found inside of a drum brake.
18 . A low air pressure warning signal should activate:
When tank pressure falls below 5 psi.
In an air brake system, a low air pressure warning signal must come on if air pressure in the tanks falls below 60 psi. This warning signal may come in the form of a light, a buzzer, or a wig wag.
2024 Montana | Frequently Asked Questions
A CDL Class B license in Montana allows the holder to operate commercial vehicles weighing more than 26,000 pounds and towing vehicles not exceeding 10,000 pounds. This includes buses, dump trucks, delivery trucks, and utility vehicles. The driver must pass a general knowledge test and a skills test in the type of vehicle they will be driving.
A Class B CDL license in Montana allows the holder to operate single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or a towed vehicle not exceeding 10,000 pounds GVWR. This includes large passenger buses, segmented buses, delivery trucks, dump trucks with small trailers, and trucks that carry hazardous materials.
To acquire a Class B CDL license in Montana, you must be at least 18 years old (21 if you want to drive across state lines), possess a valid Montana driver’s license, and pass a vision test. You'll also need to pass a written knowledge test, obtain a commercial learner's permit (CLP), and pass a skills test in the type of vehicle you'll be driving.
To qualify for a Class B CDL license in Montana, you must be at least 18 years old. However, if you intend to drive a commercial vehicle across state lines or carry hazardous materials, you must be at least 21 years old. You must also meet all other licensing requirements.
Specific endorsements aren't necessary for a Class B CDL license in Montana, but they can expand your job opportunities. Endorsements certify you to drive certain types of vehicles or carry specific cargo, like hazardous materials. To get an endorsement, you'll need to pass additional written and skills tests related to the specific type of commercial driving.
The Class B CDL skills assessment in Montana includes three parts: a pre-trip vehicle inspection to test your ability to assess the condition of your vehicle, a basic controls test to evaluate your driving skills in a controlled environment, and an on-road driving test where you show your ability to safely operate the vehicle in various traffic situations.
Yes, Class B CDL license holders in Montana are restricted to driving single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or towing vehicles not exceeding 10,000 pounds GVWR. They cannot operate Class A vehicles unless they upgrade their license. Additionally, certain endorsements may be required to transport specific types of cargo.
In Montana, the written Class B CDL test is typically offered in English. However, some locations may offer the test in Spanish. It's advised to contact your local Montana Motor Vehicle Division directly to confirm language availability and any potential accommodations for non-English speakers.
Yes, you can request accommodations for the Class B CDL written exam if you have a disability. Montana's Motor Vehicle Division is committed to ensuring accessibility for all test-takers. You should contact your local MVD office in advance to discuss your needs and arrange appropriate accommodations. Accommodations may include extra time, a quiet room, or a reader.
Yes, if you don't pass the Class B CDL written test in Montana, you can retake it. However, you must wait at least three days before retaking the exam. There's no limit to the number of times you can retake the test, but a retesting fee may apply each time.