Combination #2
Combination Vehicles Practice Test | Maine 2025 #2 Page 2 of 3
Train for FREE online with our Maine CDL combination vehicle 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 combination 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 DMV requirements for issuing a combination license may vary from state to state.
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8 . Before beginning a trip, you should:
Before a trip, you should ensure that air reaches all air brakes on all trailers by opening up the rear emergency line and service line shut-off valves and listening for escaping air. Close both shut-off valves before beginning to drive.
9 . If a trailer begins to jackknife, the driver:
If a trailer begins to jackknife, you should release the brakes and allow the trailer wheels to regain traction with the road. Do not apply the trailer hand brake to attempt to straighten out the rig because the application of brakes is what caused the wheels to lock in the first place.
10 . The service air line is often controlled by the foot brake and is attached to the ____ valves.
The service air line carries air and is controlled by either the foot brake or trailer hand brake. The service air line is attached to relay valves, which allow the trailer brakes to be applied quickly.
11 . During a trip, the ____ should be open.
When starting a trip, be sure that all shut-off valves are in the open position, except for the last valves on the rear trailer. It is important that air reaches the brakes on all trailers and that it is not able to escape from the back of the vehicle.
12 . More than half of all accident-related truck driver deaths are caused by:
More than half of all accident-related truck driver deaths are a result of truck rollovers. To help prevent a rollover, be sure to load cargo low to the ground and centered on your rig. Take corners slowly and carefully.
13 . If a trailer begins to skid, it is best for the driver to:
If your trailer begins to skid, you should release the brakes to regain traction. The trailer will begin to straighten out once the wheels begin to grip the road again.
14 . The "crack-the-whip" effect can:
Trailers can overturn as a result of the "crack-the-whip" effect. The last trailer in a combination is the most prone to tip over due to this effect. Drivers should be aware of the rearward amplification of their specific vehicles and drive accordingly.
See the exact questions that will be on the 2025 Maine DMV exam.
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2025 Maine | Frequently Asked Questions
In Maine, a CDL Class B license allows the holder to operate commercial vehicles weighing more than 26,000 pounds or towing a vehicle not exceeding 10,000 pounds. This includes buses, dump trucks, and straight trucks. The license also includes any vehicle included within Class C. However, to drive a combination vehicle, a Class A license is required.
A Class B CDL license in Maine allows the holder to operate single or combination vehicles where the single vehicle weighs over 26,000 pounds. This includes straight trucks, buses, segmented buses, dump trucks with small trailers, and trucks towing trailers not exceeding 10,000 pounds. However, a Class B license does not cover operation of Class A vehicles.
To acquire a Class B CDL license in Maine, you must be at least 18 years old (21 for interstate driving), possess a valid Maine driver's license, pass a vision test, and successfully complete a written knowledge test. Afterward, you'll need to pass a skills test which includes a pre-trip vehicle inspection, basic controls test, and on-road driving exam.
To qualify for a Class B CDL license in Maine, you must be at least 21 years old for interstate driving. However, if you plan to drive only within Maine (intrastate driving), you can apply for a Class B CDL license at the age of 18. Additionally, you must pass both a written knowledge test and a skills test.
While endorsements are not necessary to obtain a basic Class B CDL in Maine, they can broaden the range of vehicles you can operate. Endorsements include passenger (P), school bus (S), tank vehicle (N), and hazardous materials (H). Each endorsement requires passing additional written and/or skills tests.
The Class B CDL skills assessment in Maine includes a pre-trip vehicle inspection to ensure the vehicle is safe to drive, a basic controls test to evaluate your ability to control the vehicle, and an on-road driving test where you'll need to demonstrate proper driving techniques and safety measures.
Yes, Class B CDL license holders in Maine are restricted to operating vehicles under 26,001 pounds or towing vehicles that do not exceed 10,000 pounds. Additionally, unless they have specific endorsements, they cannot operate vehicles carrying hazardous materials, school buses, or passenger vehicles designed to carry 16 or more occupants.
In Maine, the Class B CDL written test is typically offered in English. However, accommodations for non-English speakers may be available in some cases. It's recommended to contact the Maine Bureau of Motor Vehicles directly to inquire about language options and any possible translation services.
Yes, you can request accommodations for the Class B CDL written exam in Maine if you have a disability. The Bureau of Motor Vehicles (BMV) provides reasonable testing accommodations according to the Americans with Disabilities Act (ADA). You'll need to provide documentation of your disability and specific accommodation needs to the BMV prior to scheduling your exam.
Yes, if you don't pass the Class B CDL written test in Maine, you can retake it. However, you must wait a minimum of one day before retesting. There may also be retesting fees you'll need to pay. It's recommended to study the Maine Commercial Driver Manual thoroughly before reattempting the test.
