Air Brakes #2
Air Brakes Endorsement Test | Hawaii 2025 #2
Train for FREE online with our Hawaii 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 HI Class A/Class B driver license 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 the requirements for CDL may vary from state to state.
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1 . Braking mechanisms are located inside:
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.
2 . What kind of brakes do most newer heavy-duty trucks use?
Most newer heavy-duty vehicles use dual air brake systems. A dual air brake system has two separate air brake systems which use a single set of brake controls.
3 . In a vehicle with dual air brakes, a leak in one system ____ the second system.
A dual air brake system is made up of two separate air brake systems. If there is an air leak in one system, it may not affect the other.
4 . When the spring brakes are on, you should never:
Never push down the brake pedal while the spring brakes are activated. The combined force of springs and air pressure could damage the brakes.
5 . When parked on a flat surface, you should:
When parking on a level surface, you should use wheel chocks. If the vehicle is not equipped with spring brakes, this is essential to prevent the trailer from moving.
6 . If you are braking on dry pavement while traveling at 55 mph, how much distance will brake lag add to your overall stopping distance?
The total stopping distance for vehicles equipped with air brakes is made up of four factors: perception distance, reaction distance, brake lag distance, and braking distance. When braking at a speed of 55 mph while driving on dry pavement, the brake lag can add around 32 feet to the vehicle's total stopping distance.
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2025 Hawaii | Frequently Asked Questions
A Commercial Driver's License (CDL) Class B in Hawaii allows the holder to operate single vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more, or any such vehicle towing another not exceeding 10,000 pounds GVWR. This includes buses, farm labor vehicles, and any combination of vehicles not defined in Class A or Class C.
A Class B CDL license in Hawaii allows the holder to operate single vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more, and any such vehicle towing another not exceeding 10,000 pounds. Examples include straight trucks, large buses, segmented buses, box trucks, dump trucks with small trailers, and tractor-trailers.
To acquire a Class B CDL license in Hawaii, applicants must be at least 21 years old (18 for intrastate driving), possess a valid Hawaii driver's license, pass a vision test, and successfully complete both a knowledge test and a skills test. Applicants must also provide proof of U.S. citizenship or lawful permanent residency and meet medical requirements.
To qualify for a Class B CDL license in Hawaii, you must be at least 21 years old. This age requirement is standard across the United States and is set by the Federal Motor Carrier Safety Administration. It's important to meet this age requirement before beginning the process of obtaining a Class B CDL.
While not always required, specific endorsements may be necessary for a Class B CDL license in Hawaii depending on the type of vehicle you plan to operate or the cargo you will be transporting. Examples include a passenger endorsement for buses, a school bus endorsement for school buses, or a hazardous materials endorsement for transporting hazardous materials.
The Class B CDL skills assessment in Hawaii includes three parts: a pre-trip vehicle inspection to test your ability to assess the safe operation of the vehicle, a basic control skills test to evaluate your handling of the vehicle, and an on-road driving test to assess your ability to safely operate the vehicle in various traffic situations.
Yes, Class B CDL license holders in Hawaii are limited to driving single vehicles with a gross vehicle weight rating of 26,001 or more pounds, or any such vehicle towing a vehicle not exceeding 10,000 pounds. They are not allowed to drive a combination of vehicles (like a tractor-trailer) unless they hold a Class A CDL.
In Hawaii, the written Class B Commercial Driver's License (CDL) test is typically administered in English. However, some testing centers may offer the test in other languages. It's advised to contact your local testing center directly to inquire about language options. Remember, Federal regulations require all CDL holders to read and speak English proficiently.
Yes, you can request accommodations for the Class B CDL written exam in Hawaii if you have a disability. The specific process and types of accommodations available may vary, so it's best to contact the Hawaii Department of Transportation directly to discuss your needs and learn about the available options.
Yes, if you don't pass the Class B CDL written test in Hawaii, you can retake it. You must wait a minimum of one week before retesting. There may be a retesting fee, and if you fail three times, you'll need to start the application process over again. Always check with your local DMV for specific rules and regulations.
