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.
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2025 Georgia | Frequently Asked Questions
To acquire a CDL Tank endorsement in Georgia, you'll first need to have a Commercial Driver's License (CDL). Then, you'll need to pass the Tank Vehicle endorsement test which covers topics like handling liquid cargo and inspecting tank vehicles. Once you pass the test, the Tank endorsement will be added to your CDL.
To obtain a CDL Tank license, it's essential that you already possess a Commercial Driver's License (CDL). You must then study for and pass the Tank Vehicle endorsement test, which covers topics such as handling and inspecting liquid cargo. After successfully passing the test, the Tank endorsement is added to your CDL.
While specific training or experience is not mandatory for a CDL Tank endorsement in Georgia, it's highly recommended. The endorsement test covers handling liquid cargo and inspecting tank vehicles, so knowledge in these areas is beneficial. Training can provide practical experience and improve your chances of passing the endorsement test.
Yes, in Georgia, additional written tests are required to obtain a CDL Tank endorsement. These tests cover topics specific to the safe operation of vehicles carrying liquid or gas in bulk, such as proper loading and unloading procedures, handling hazardous materials, and recognizing potential hazards. Passing these exams is necessary to add the Tank endorsement to your CDL.
The written test for the CDL Tank endorsement covers specific topics related to tank vehicles. These include the inspection of tank vehicles, understanding weight distribution in tank vehicles, safe driving practices for tank vehicles, and how to handle emergencies. It also covers the handling and balancing of liquid cargo, which can behave differently than solid cargo.
The CDL Tank endorsement assessment focuses on your knowledge and understanding of handling tank vehicles. You'll be evaluated on your ability to inspect tank vehicles, understanding of weight distribution, safe driving practices, handling emergencies, and managing liquid cargo. The assessment does not typically involve practical maneuvers but focuses on theoretical knowledge.
Yes, drivers with a CDL Tank endorsement in Georgia are subject to certain limitations and constraints. These include adhering to specific weight restrictions for the type of tank being transported, following proper loading and unloading procedures, and complying with regulations regarding the transportation of hazardous materials. Additionally, drivers must possess the necessary endorsements and permits required for the specific type of tank they are operating.
No, drivers cannot transport liquid or gas materials without a valid CDL Tank endorsement. This endorsement is necessary because handling liquid or gas materials requires specific skills and knowledge, such as understanding weight shift, surge, and how to handle emergencies. Violating this requirement can result in fines and penalties.
The CDL Tank endorsement can be added to your current commercial driver’s license. You do not need to apply for a new license. However, you must pass the Tank Vehicle endorsement written test. Once you pass the test, the endorsement will be added to your existing CDL.
Yes, to transport hazardous materials, you need a Hazardous Materials (HazMat) endorsement in addition to the CDL Tank endorsement. This requires passing a written test and a TSA background check. You must also comply with Federal Motor Carrier Safety Administration (FMCSA) regulations, including special loading/unloading procedures and emergency response protocols.
