Air Brakes #2
Air Brakes Endorsement Test | Maine 2024 #2 Page 4 of 4
Train for FREE online with our Maine 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 ME 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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19 . What kind of force do emergency brakes use?
Air brakes are really three different braking systems: the service brake, the parking brake, and the emergency brake. Emergency and parking brakes are applied with mechanical force.
20 . While driving, ____ generally holds spring brakes in place.
While driving, spring brakes are generally held in place by air pressure. If the air pressure gets low enough, the springs will activate the brakes.
21 . When parking, you should not use the parking brake if:
If your brakes are hot after coming down a steep grade, you should not use your parking brake when parking. Let your brakes cool before applying the parking brake or risk damaging the brakes.
22 . What is often found in compressed air?
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. Tanks must be drained regularly to remove this build-up.
23 . The ____ between an air compressor and reservoir tank prevents air from escaping if the air compressor has a leak.
A one-way check valve is required to be between an air compressor and the first main reservoir. This valve prevents air from escaping the system if the air compressor develops a leak.
24 . Air pressure should build up in a single air system within:
In single air systems, air pressure should build from approximately 50 to 90 psi within three minutes.
25 . If the spring brakes are on, you should:
Do not use the brake pedal when the spring brakes are on. This could damage the brakes by subjecting them to the combined forces of springs and air pressure.
See the exact questions that will be on the 2024 Maine DMV exam.
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2024 Maine | Frequently Asked Questions
To acquire a CDL Tank endorsement in Maine, you must already have a Commercial Driver's License (CDL). Next, study the Tank Vehicles section of the Maine CDL Handbook. Then, schedule and pass the Tank Vehicles Knowledge Test at your local Bureau of Motor Vehicles (BMV) branch. Upon passing, you'll receive your endorsement. Training courses are also available to help prepare for the test.
Obtaining a CDL Tank license requires having a Commercial Driver's License (CDL) first. You must study the Tank Vehicles section of your state's CDL handbook, then pass the Tank Vehicles Knowledge Test at your local Bureau of Motor Vehicles. Successful completion of this test will grant you the CDL Tank endorsement. Taking a training course is also beneficial.
While specific training or experience is not mandatory to get a CDL Tank endorsement in Maine, it's highly recommended. Studying the Tank Vehicles section of the Maine CDL Handbook is necessary. Passing the Tank Vehicles Knowledge Test at the local Bureau of Motor Vehicles is also required. Training courses, though not compulsory, can help prepare for this test.
Yes, to obtain a CDL Tank endorsement in Maine, you must pass the Tank Vehicles Knowledge Test. This is an additional written exam that covers specific knowledge related to operating tank vehicles. The information for this test can be found in the Tank Vehicles section of the Maine CDL Handbook.
The written test for a CDL Tank endorsement covers several subjects, including the inspection of tank vehicles, safe driving practices for tank vehicles, and safe loading and unloading procedures. It also includes questions about the handling of emergencies and the properties of different types of liquids and gases you might transport.
The CDL Tank endorsement assessment does not involve a skills or maneuvers test. Rather, it is a written test that examines your knowledge of operating tank vehicles. This includes understanding the vehicle's handling characteristics, the importance of inspecting tank vehicles, and the procedures to follow when loading and unloading cargo.
Yes, there are certain limitations for drivers with a CDL Tank endorsement. They are only allowed to operate tank vehicles, which are specifically designed to transport liquid or gaseous materials within a tank. Additionally, if the tank is not permanently attached to the vehicle, it must have a rated capacity of 1,000 gallons or more.
No, you cannot legally transport liquid or gas materials without a valid CDL Tank endorsement in the United States. This endorsement is required for drivers who wish to operate a tank vehicle, defined as a commercial vehicle designed to transport any liquid or gaseous materials within a tank either permanently or temporarily attached to the vehicle.
You can add a CDL Tank endorsement to your current commercial driver's license. You don't need to apply for a new license. However, you must pass the Tank Vehicle written test. After passing, the endorsement will be added to your existing CDL, enabling you to operate tank vehicles legally.
Yes, handling hazardous materials with a CDL Tank endorsement requires an additional Hazmat endorsement. To obtain this, you must pass a written test about the regulations and safety precautions for handling hazardous materials. Additionally, a TSA background check is required to ensure you're not a security risk.
