Air Brakes #1
Air Brakes Endorsement Test | Kentucky 2025 #1 Page 3 of 4
Train for FREE online with our Kentucky 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 KY 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.
25
20
20
13 . Alcohol evaporators are:
Some air brake systems include an alcohol evaporator. The evaporator introduces alcohol into the braking system to prevent the formation of ice, which can cause damage.
14 . While operating on a downgrade, you should brake until you reach a speed that is:
While driving downhill, you should hold down the brake pedal until your vehicle reaches a speed 5 mph below your safe speed, then release the brake pedal. Repeat this process.
15 . Air brakes use ____ to function.
The brakes in an air brake system use compressed air to function properly.
16 . An Anti-Lock Braking System (ABS):
Anti-Lock Braking Systems (ABS) are compatible with air brakes and help a driver maintain control of their vehicle by preventing wheel lockup.
17 . If an air compressor is belt-driven, the belt should be routinely checked to ensure that it is:
If your vehicle has air brakes, the air compressor drive belt should be checked before each drive. Check the tightness of the belt and verify that it is in good condition.
18 . In a dual air brake system, air pressure should build from 85 to 100 psi within ____ seconds.
When inspecting a vehicle with a dual air brake system, you should wait for air pressure to build from 85 to 100 psi in both the primary and secondary systems. This should take about 45 seconds.
See the exact questions that will be on the 2025 Kentucky 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.
Cameron tells us how he purchased the CDL exam, and found it to be a useful tool which helped him pass the exam and find a job.
2025 Kentucky | Frequently Asked Questions
To get a CDL Hazmat endorsement in Kentucky, you must first have a valid Commercial Driver's License (CDL). Then, pass the Hazardous Materials Endorsement Knowledge Test. After passing, you'll need to complete a federal security threat assessment application through the Transportation Security Administration (TSA), including fingerprinting and a background check. Once cleared, your Hazmat endorsement will be added to your CDL.
To obtain a CDL Hazmat license, you must first have a valid Commercial Driver's License (CDL). You must pass the Hazardous Materials Endorsement Knowledge Test. Additionally, you must complete a federal security threat assessment application through the Transportation Security Administration (TSA), which includes fingerprinting and a background check. You must also be at least 21 years old.
When applying for a CDL Hazmat endorsement, you'll need to provide proof of U.S. citizenship or lawful permanent residency (like a birth certificate or green card), a valid CDL, and proof of state residency. You will also need to complete the Hazardous Materials Endorsement application and pass the TSA's security threat assessment, which includes fingerprinting and a background check.
Yes, there is a dedicated written test for the CDL Hazmat endorsement. This test is known as the Hazardous Materials Endorsement Knowledge Test. It covers topics such as how to recognize hazardous materials, how to safely load and unload such materials, and what to do in case of an emergency situation.
The CDL Hazmat endorsement written test covers a range of topics related to hazardous materials. These include identifying different types of hazardous materials, understanding Hazmat placards and labels, packing and loading procedures, emergency response, and safety regulations. It also tests knowledge on transporting specific types of hazardous materials. Studying the Hazmat section in the CDL Manual is crucial for preparation.
Yes, there are extra charges associated with acquiring a CDL Hazmat endorsement in Kentucky. In addition to the standard CDL licensing fees, applicants must pay for a federal background check and fingerprinting. The exact amount may vary, so it's recommended to check the current fees with the Kentucky Transportation Cabinet or the agency administering the endorsement.
Yes, background checks and security clearances are mandatory for the CDL Hazmat endorsement. This is to ensure that drivers are responsible and trustworthy to handle hazardous materials. The Transportation Security Administration (TSA) conducts a federal background check, which includes checking criminal, immigration, and FBI records.
Yes, specialized training is required for the CDL Hazmat endorsement. You'll need to pass the Hazardous Materials Endorsement Knowledge Test. Additionally, certification involves a federal security threat assessment and fingerprinting for a background check. The process ensures drivers are equipped with the necessary knowledge and are safe to transport hazardous materials.
No, you cannot transport hazardous materials without a valid CDL Hazmat endorsement. In Kentucky, like in all other states, federal law mandates that drivers transporting hazardous materials must hold a CDL with a Hazmat endorsement. Driving without this endorsement can lead to serious penalties including fines and disqualification.
Yes, you can add the CDL Hazmat endorsement to your current CDL license. You don't need to apply for a new CDL. However, you must pass the Hazmat knowledge test, provide proof of U.S. citizenship or lawful permanent residency, and pass a TSA background check to add the endorsement.
