Knowledge Test Class B #2
Class B Driving Test | Maine 2025 #2 Page 6 of 7
Train for FREE online with our Maine class B license 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 CDL class B permit 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 CDL class B requirements may vary from state to state.
50
40
20
36 . Bracing is used to:
Blocking and bracing are used to prevent cargo from shifting in transit. Blocking is used in the front, in the back, and on the sides of a piece of cargo to prevent movement. Bracing prevents movement by reaching from the upper portion of a piece of cargo to the floor and sides of the cargo compartment.
37 . Using the brakes creates heat. If too much heat is produced:
Brakes are designed to take a lot of heat, but drivers should not rely solely on the brakes to slow their vehicle. Brakes may fade and lose their ability to slow down the vehicle if they become too hot, so drivers should also rely on the engine braking effect.
38 . You should ____ if the low pressure warning signal activates while you are driving.
If the low pressure warning signal activates while you are driving, it is important that you safely exit the roadway as soon as possible and park your vehicle. If the air pressure gets too low, the brakes will no longer work well enough for you to stop safely.
39 . You should test the low pressure warning signal by:
It is essential that your low pressure warning light functions properly. After allowing the system to charge, you can test the warning signal by rapidly applying and releasing the brake pedal. This will release air from the braking system and the warning signal should come on when pressure drops to a dangerous level.
40 . A driver who stops at a green light could be:
It is important to observe other drivers' actions and identify clues that a person could be driving impaired. Drivers who have had too much to drink, are sleepy, are on drugs, or are ill can present hazards to other drivers. One sign that a driver may be impaired is that they stop in inappropriate places, such as at green traffic lights.
41 . When the spring brakes are on, you should never:
Never push down the brake pedal while the spring brakes are activated. The combined force of springs and air pressure could damage the brakes.
42 . A low air pressure warning signal should activate:
In an air brake system, a low air pressure warning signal must come on if air pressure in the tanks falls below 60 psi. This warning signal may come in the form of a light, a buzzer, or a wig wag.
2025 Maine | Frequently Asked Questions
To secure a CDL Doubles/Triples endorsement in Maine, you must possess a valid Maine CDL. Then, pass the Doubles/Triples Knowledge test. This test covers the information found in the Maine Commercial Driver License Manual's section on Doubles/Triples. After passing the knowledge test, you'll receive your endorsement which allows you to drive vehicles with more than one trailer.
To obtain a CDL Doubles/Triples license, you must first have a Commercial Driver's License (CDL). Next, you need to pass the Doubles/Triples Knowledge Test, which covers handling, inspecting, and driving double/triple trailers. Study materials can be found in the CDL manual. After passing the test, the Doubles/Triples endorsement is added to your CDL.
While specialized experience or training isn't explicitly required for a CDL Doubles/Triples endorsement, it's beneficial to have a good understanding of handling and driving large vehicles. Studying the CDL manual, specifically the section on Doubles/Triples, is crucial. Passing the Doubles/Triples Knowledge Test is mandatory to receive the endorsement.
Yes, to obtain the CDL Doubles/Triples endorsement, you must pass the Doubles/Triples Knowledge Test. This test covers topics such as coupling and uncoupling, inspecting doubles and triples, and handling and driving double and triple trailers. The information required for this test can be found in your state's CDL manual.
The CDL Doubles/Triples endorsement test is a written knowledge test, not a skills test. Therefore, you won't need to showcase any specific maneuvers. However, you should have knowledge about coupling and uncoupling, inspecting doubles and triples, and the proper procedures for handling and driving double and triple trailers.
No, it is not permissible to operate double or triple trailers without a valid CDL Doubles/Triples endorsement in Maine. This endorsement is necessary to ensure that drivers have the knowledge and skills to safely operate these types of vehicles. Operating without the appropriate license or endorsement can result in fines and penalties.
You can add the CDL Doubles/Triples endorsement to your existing commercial driver's license. You don't need to initiate a new application for a different license. However, you will have to pass the Doubles/Triples knowledge test and pay an endorsement fee to add it to your current CDL.
Yes, there are limitations for drivers with a CDL Doubles/Triples endorsement. Drivers must adhere to the maximum allowable weight for double and triple trailers. They also cannot drive these trailers on all roads, as some are restricted. Additionally, drivers must follow all federal and state regulations regarding rest periods and hours of service.
In Maine, the maximum legal weight for a vehicle is 80,000 pounds. However, the exact weight for double/triple trailers can depend on axle spacing. As for length, the maximum limit is 75 feet for doubles and 100 feet for triples. These limits may vary depending on the type of roads or highways used. Always check local regulations before driving.
Yes, drivers with a CDL Doubles/Triples endorsement must follow specific safety regulations. They must ensure proper coupling and uncoupling of trailers, maintain safe following distances, and manage high-speed and curve handling. They're also required to perform routine vehicle inspections, secure cargo appropriately, and adhere to weight restrictions. Additionally, drivers must comply with all federal and state hours-of-service regulations.