FREE CDL Combination Vehicles Practice Test Online | Hawaii 2024
Train for FREE online with our Hawaii CDL combination vehicle 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 combination license in 2021, 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 combination license may vary from state to state.
20
16
20
1 . A trailer that is too high:
Before coupling together a tractor and a trailer, you should make sure the trailer is at the proper height. If the trailer is too low, the trailer nose may be damaged. If the trailer is too high, it may not be able to couple correctly.
2 . The emergency air line supplies air to the:
The emergency air line (also known as the supply line) has two functions. The first is to supply air to the trailer air tanks, and the second is to control the emergency brakes on combination vehicles.
3 . When testing ____, you should apply your vehicle's brakes with the hand control while moving the vehicle forward slowly.
To test the trailer service brakes, you should first ensure that the braking system has a normal air pressure level, then release the parking brake. You should then move the vehicle forward slowly and apply the brakes with the hand control. If the trailer service brakes are working properly, you will feel the brakes activate.
4 . If you must cross traffic while driving a combination vehicle, you should:
Combination vehicles require more space on the road than other vehicles. When entering or crossing traffic while driving a combination vehicle, it is especially important that there is a large enonugh gap in traffic to safely do so.
5 . In a vehicle equipped with an automatic tractor protection valve, the valve will pop out when air pressure drops to a level between:
In vehicles equipped with an automatic tractor protection valve, the valve will pop out if air pressure drops to a level between 20 and 45 psi. When the valve pops out, the protection valve will close, stopping the flow of air.
6 . If a trailer begins to skid, it is best for the driver to:
If your trailer begins to skid, you should release the brakes to regain traction. The trailer will begin to straighten out once the wheels begin to grip the road again.
7 . What does an Anti-Lock Braking System (ABS) do?
An Anti-Lock Braking System (ABS) helps prevent wheel lockup during hard braking. If ABS detects impending lockup, it reduces braking pressure to a safe level.
2024 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.