FREE Air Brakes Endorsement Test Online | Alabama 2024
Train for FREE online with our Alabama 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 AL Class A/Class B driver 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 the requirements for CDL may vary from state to state.
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1 . During a static leakage test, the maximum leakage rate for a triple combination vehicle with air brakes is ____ in a minute.
9 psi
When performing a static leakage test on a triple combination vehicle with air brakes, the leakage rate should be no more than 5 psi in one minute. If air leaks from the air brake system at a quicker rate, the vehicle should not be driven because something likely needs to be repaired.
2 . Brakes can get out of adjustment quickly, especially:
Brakes are particularly prone to getting out of adjustment if they are hot. Be sure to routinely check the adjustment of your brakes. For a vehicle to be safely controlled, all brakes must be properly functioning and adjusted.
3 . All air tanks must include:
A warning sticker.
Air brake system tanks must contain drain valves. These valves are used to drain accumulated oil and water from the tanks and may be either manually or automatically operated.
4 . The ____ tells a driver how much pressure is in the air tanks.
Drum brake
A vehicle that is equipped with air brakes must also be equipped with a supply pressure gauge. This gauge tells the driver how much air pressure is in each of the vehicle's air tanks.
5 . The air compressor governor controls:
The speed of the vehicle.
In an air brake system, the air compressor governor controls when the air compressor pumps air into the air storage tanks.
6 . 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.
2024 Alabama | Frequently Asked Questions
A CDL Class A license in Alabama allows holders to operate any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more, provided the towed vehicle(s) have a GVWR of more than 10,000 pounds. This typically includes tractor-trailers, truck and trailer combinations, tank vehicles, livestock carriers, and flatbeds.
A Class A CDL license in Alabama allows operation of combination vehicles like tractor-trailers, truck and trailer combinations, and tank vehicles. It also includes operating flatbeds, livestock carriers, and any vehicle towing another vehicle over 10,000 pounds. Basically, it covers vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more.
To obtain a Class A CDL license in Alabama, you must be at least 21 years old (18-20 years for intrastate driving), have a valid Alabama driver's license, pass a vision test, and complete a written knowledge test. Additionally, you'll need to pass a skills test which includes a pre-trip vehicle inspection, a basic controls test, and an on-road driving exam.
In Alabama, you must be at least 18 years old to qualify for a Class A CDL for intrastate driving (within Alabama only). However, if you plan to drive interstate (across state lines) or haul hazardous materials, federal regulations require you to be at least 21 years old.
Endorsements are not required for a Class A CDL license in Alabama, but they can broaden the range of vehicles you can operate. For example, a T endorsement allows you to tow double or triple trailers, an H endorsement permits hazardous materials transport, while a P endorsement allows passenger vehicle operation. These endorsements require additional testing.
The Class A CDL skills test in Alabama includes three parts: a pre-trip vehicle inspection to verify your ability to assess the safety of your vehicle, a basic controls test to evaluate your basic maneuvering skills, and an on-road driving examination to demonstrate your practical driving abilities under various traffic conditions.
Yes, Class A CDL license holders in Alabama may face certain limitations. These can be based on the driver's medical condition, driving ability or the type of vehicle driven. For example, a driver may have restrictions for not wearing corrective lenses, not driving a manual transmission, or not operating a truck with full air brakes.
In Alabama, the written Class A CDL test is primarily offered in English. However, some locations may provide the test in Spanish. It's important to note that even if the written test is passed in another language, all drivers must demonstrate a basic understanding of English to communicate with officials and complete the required forms.
Yes, you can request accommodations for the Class A CDL written test if you have a disability. The Americans with Disabilities Act requires test centers to provide reasonable accommodations. These may include extra time, a quiet room, or a reader. Contact your local DMV in Alabama to discuss your specific needs and arrange appropriate accommodations.
Yes, if you don't pass the Class A CDL written test in Alabama, you can retake it. There is a waiting period of one day before you can retake the exam. Also, you may be required to pay a retesting fee. It's advisable to study the CDL manual thoroughly before reattempting the test.