Air Brakes #1
Air Brakes Endorsement Test | Maryland 2024 #1 Page 3 of 4
Train for FREE online with our Maryland 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 MD Class A/Class B driver license in 2024, 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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13 . What kind of force must emergency brakes use?
Electrical
Because air pressure can eventually leak away, the emergency brakes in an air brake system must be held on by mechanical force.
14 . Manual air tank drains should be:
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. Manually operated air tank drains must be opened daily to remove this build-up.
15 . Front wheel braking works:
Under most conditions.
Front wheel braking is effective under all road conditions. It is unlikely that you will experience a front wheel skid, even on ice.
16 . During an applied leakage test, what is the maximum leakage rate that is safe for a single vehicle with air brakes?
It is important to know the maximum air loss rate that is safe for your specific vehicle. A single vehicle with air brakes should have a leakage rate no higher than 3 psi in a minute during an applied leakage test.
17 . The most common type of foundation brake used is the:
P-cam disc brake.
The most common type of foundation brake is an s-cam drum brake.
18 . 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.
2024 Maryland | Frequently Asked Questions
A CDL Class B license in Maryland allows the holder to operate single vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 or more pounds, or any such vehicle towing another not in excess of 10,000 pounds. This typically includes buses, dump trucks, delivery trucks, and garbage trucks.
A Class B CDL license in Maryland permits the operation of single vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 or more pounds, or such vehicles towing another not exceeding 10,000 pounds. This includes buses, dump trucks, tow trucks, delivery trucks, straight trucks and garbage trucks.
To acquire a Class B CDL license in Maryland, you must be at least 18 years old, possess a valid non-commercial driver's license, and pass a medical examination. You'll also need to pass the CDL general knowledge test and any additional tests for endorsements. Lastly, you must successfully complete a skills test which includes a pre-trip vehicle inspection, a basic controls test, and a road test.
In Maryland, to qualify for a Class B Commercial Driver's License (CDL), you must be at least 18 years old for intrastate driving (within Maryland only) and at least 21 years old for interstate driving (across state lines). You also need a valid non-commercial driver's license.
Specific endorsements aren't necessary for a Class B CDL license, but they can expand your driving capabilities. Endorsements like Passenger (P), School Bus (S), and Tank Vehicle (N) require additional tests. For example, if you plan to drive a school bus or tank truck, you would need the appropriate endorsements.
The Class B CDL skills assessment in Maryland includes three main parts: a pre-trip vehicle inspection to test your ability to assess the safety of your vehicle, a basic control skills test to evaluate your ability to maneuver and control the vehicle, and an on-road driving test to assess your driving skills in various traffic situations.
Yes, Class B CDL license holders in Maryland are limited to operating vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 lbs. or more, or towing vehicles not exceeding 10,000 lbs. They cannot operate Class A vehicles unless they have the appropriate endorsements. Additionally, interstate drivers must be at least 21 years old.
Yes, in Maryland, the written Class B CDL test can be taken in several languages other than English. These include Spanish, French, and Korean among others. However, federal regulations require that all CDL holders must be able to read and speak English sufficiently to converse with the general public and understand highway traffic signs and signals.
Yes, you can request test accommodations for the Class B CDL written exam in Maryland due to a disability. The Motor Vehicle Administration (MVA) provides reasonable accommodations such as sign language interpreters, extra time, and accessible testing equipment. It's recommended to make your request in advance to ensure the necessary arrangements can be made.
If you don't pass the Class B CDL written test in Maryland, you can retake it. However, you'll have to wait at least one business day before retesting. There's no limit to the number of attempts you can make to pass the test, but a retesting fee may apply each time. It's advised to study thoroughly to increase your chances of passing.