Air Brakes #1
Air Brakes Endorsement Test | Hawaii 2025 #1 Page 2 of 4
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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7 . The air storage tanks:
The air storage tanks in an air brake system store compressed air to be used for braking. They hold enough air for the brakes to still be used several times if the compressor stops working.
8 . 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.
9 . ABS brakes:
The purpose of an Anti-Lock Braking System (ABS) is to prevent a vehicle's wheels from locking up when the driver brakes hard on a slippery surface.
10 . ____ make up the emergency brake system.
In an air brake system, there are three different braking systems: a service brake system, a parking brake system, and an emergency brake system. The emergency brake system uses parts of both the parking and service brake systems.
11 . What is often found in compressed air?
Compressed air in an air brake system usually contains a certain amount of water and compressor oil. The water and oil can damage the brakes if left to accumulate in the system. Tanks must be drained regularly to remove this build-up.
12 . An air compressor governor controls:
In an air brake system, the air compressor governor controls when the air compressor pumps air into the air storage tanks.
2025 Hawaii | Frequently Asked Questions
To secure a CDL Bus endorsement in Hawaii, you must first hold a valid Commercial Driver's License (CDL). Then, pass the Passenger Transport Test and the School Bus Endorsement Test. You must also complete a school bus driver's training course and undergo a physical examination. Lastly, you need to pass a background check and have a clean driving record.
To obtain a CDL Bus license, you need to have a valid commercial driver's license (CDL). Then, pass the Passenger Vehicles written test and a skills test in the type of bus you plan to drive. You may also need to complete a bus-specific training course. Contact your local DMV for specific requirements in your state.
Yes, specific training is required for a CDL Bus endorsement in Hawaii. You must pass the Passenger Transport Test and the School Bus Endorsement Test. Additionally, a school bus driver's training course is mandatory. These ensure you have the necessary skills and knowledge to operate a bus safely.
CDL Bus licenses fall under three main classifications in Hawaii: Class A, B, and C. Class A is for vehicles with a combined weight over 26,001 lbs where the towed vehicle is over 10,000 lbs. Class B is for single vehicles over 26,001 lbs. Class C is for vehicles carrying 16 or more passengers (including the driver) or hazardous materials.
No, you cannot use your personal vehicle for the CDL Bus driving test. The vehicle used for the test must match the class and type of vehicle you plan to drive with your CDL. For a bus endorsement, you would need to take the test in a commercial bus. This ensures you can handle the specific demands and characteristics of driving a bus.
The CDL Bus driving test evaluates several skills. These include pre-trip vehicle inspection, basic vehicle control (backing, turning, and stopping), and on-road driving. On-road driving includes navigating through intersections, railway crossings, curves, and various types of roadways. You'll also be evaluated on how you manage pedestrian traffic and use of mirrors. The test ensures you can safely operate a bus under various conditions.
Yes, to obtain a CDL Bus endorsement in Hawaii, you must pass a Department of Transportation (DOT) physical examination every two years. This exam assesses your general health, vision, hearing, and mental acuity to ensure you can safely operate a commercial vehicle. It's also necessary to disclose any medical conditions that might affect your driving ability.
No, it's not permissible. In Hawaii, any driver intending to transport 16 or more passengers, including the driver, must have a valid Commercial Driver's License (CDL) with a Passenger (P) endorsement. Driving a bus without such an endorsement is against the law and may result in fines, license suspension, or even jail time.
You can add a CDL Bus endorsement to your existing Commercial Driver's License. However, you'll need to pass the Passenger Vehicles endorsement test and possibly a skills test in the vehicle you wish to operate. It's not a completely new application, but these additional tests are necessary to ensure you can safely transport passengers.
Yes, there are restrictions. Drivers with a CDL Bus endorsement must pass regular physical examinations and maintain a clean driving record. They are also subject to random drug and alcohol testing. Furthermore, they must comply with hours-of-service regulations to prevent fatigue-related accidents. Drivers under 21 are restricted to intrastate operation only. Violating these regulations can lead to the loss of the endorsement.