Air Brakes #1
Air Brakes Endorsement Test | Georgia 2025 #1 Page 4 of 4
Train for FREE online with our Georgia 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 GA 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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19 . The brake pedal is part of which braking system?
The auxiliary brake system
The service brake system applies and releases the brakes when a driver presses the brake pedal while driving normally.
20 . To inspect slack adjusters on S-cam brakes, you need to:
Chock the wheels and disengage the parking brake.
Check each slack adjuster after parking on level ground, setting wheel chocks, and disengaging the parking brake. Pull the slack adjusters to make sure they do not move more than about one inch from where the push rod is attached. If they move more than one inch, they may be out of adjustment and will need to be fixed.
21 . A tank endorsement is:
Optional when transporting hazardous materials.
In general, a tank endorsement is required to a drive tank vehicle used to transport liquids or gases. This applies to both hazardous and non-hazardous materials.
22 . Which of the following is not a part of an air brake system?
An axle brake system
Air brakes consists of three separate braking systems: the service brake system, the parking brake system, and the emergency brake system.
23 . How is the parking brake released?
By tapping the accelerator twice
In vehicles with air brakes, the parking brake is controlled by a knob. The knob is pulled out to apply the brakes, and pushed in to release them.
24 . During an applied leakage test, the maximum leakage rate for a triple combination vehicle is:
4 psi in a minute.
It is important to know the maximum air loss rate that is safe for your specific vehicle. A triple combination should have a leakage rate no higher than 6 psi in a minute during an applied leakage test.
25 . Front brake limiting valves were intended to:
Remove uncertainty when applying the brakes.
Some older vehicles with air brakes have front brake limiting valves. These valves were intended to reduce the risk of front wheels skidding. However, research has shown that such devices are unnecessary, so they should be left in the "normal" position.
See the exact questions that will be on the 2025 Georgia DMV exam.
99.2% of people who use the cheat sheet pass the FIRST TIME
Lillian MCcranie explains how our CDL study guide was helpful in passing the exam and recommends it to everyone.
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2025 Georgia | Frequently Asked Questions
A CDL Class B license in Georgia allows the holder to operate commercial vehicles weighing more than 26,000 pounds or towing vehicles not exceeding 10,000 pounds. This includes buses, dump trucks, tow trucks, and straight trucks. The license also requires passing a general knowledge test and an additional skills test related to the specific vehicle.
A Class B CDL license in Georgia 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. This includes buses, dump trucks, segmented buses, delivery trucks, and utility trucks. However, it does not allow for operation of a semi-truck.
To acquire a Class B CDL license in Georgia, you must be at least 18 years old (21 for interstate driving), possess a valid Georgia driver's license, pass a vision exam, and obtain a medical certificate. You must also pass the General Knowledge test, the Air Brakes test if applicable, and the skills test for the type of vehicle you'll operate.
In Georgia, you must be at least 18 years old to qualify for a Class B Commercial Driver's License (CDL) for intrastate driving (within state borders). However, you must be at least 21 years old to drive commercial vehicles interstate (across state borders) or to transport hazardous materials.
Specific endorsements aren't necessary for a Class B CDL license, but they can provide additional driving privileges. For example, endorsements are available for passenger vehicles, school buses, tank vehicles, and hazardous materials. To obtain these endorsements, you must pass additional written and skills tests related to the specific type of vehicle or cargo.
The Class B CDL skills assessment in Georgia includes three parts: a pre-trip vehicle inspection, a basic vehicle control test, and an on-road driving test. The pre-trip inspection tests your ability to check the vehicle for safety before driving. The basic control test evaluates your ability to maneuver and control the vehicle. The on-road test assesses your ability to safely drive in various traffic situations.
Yes, Class B CDL license holders in Georgia are limited to operating vehicles with a GVWR of 26,001 pounds or more, or a vehicle towing another vehicle weighing up to 10,000 pounds. They cannot operate a combination of vehicles with a GVWR of 26,001 pounds or more if the vehicle being towed exceeds 10,000 pounds. They also can't drive Class A vehicles unless they have the appropriate endorsement.
In Georgia, the written Class B CDL test is primarily administered in English. However, some locations may offer the test in Spanish. It's important to note that federal regulations require all CDL holders to have a basic understanding of English to ensure safety on the roads. Therefore, even if the test is taken in another language, English proficiency is still required.
Yes, you can request accommodations for the Class B CDL written exam if you have a disability. The Georgia Department of Driver Services provides reasonable testing accommodations in accordance with the Americans with Disabilities Act. You'll need to provide appropriate documentation of your disability and specify your required accommodation when you schedule your test.
Yes, if you don't pass the Class B CDL written test in Georgia, you can retake it. However, you must wait one day before retesting. There's no limit to the number of times you can retake the test, but each attempt costs $10. It's advisable to study thoroughly to increase your chances of passing on the next attempt.
