Combination #1
Combination Vehicles Practice Test | Montana 2026 #1
Train for FREE online with our Montana 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 MT combination license in 2026, 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.
20
16
20
1 . 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.
2 . 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.
3 . Push in the trailer air supply control to:
Supply the trailer with air.
Push in the trailer air supply control to supply the trailer with air. Pull out the trailer air supply control to turn off the air supply and activate the emergency brakes.
4 . Trailers with low underneath clearance can present challenges when driving over:
Railroad-highway crossings may be difficult to cross when pulling a trailer with a low underneath clearance. In particular, both low-slung units and single-axle tractors pulling long trailers are especially challenging to drive over raised crossings.
5 . Combination vehicles need extra space on the road because they:
Combination vehicles need more space on the road than other commercial vehicles because they are longer and need more space to turn and stop. It is especially important to properly manage space when you are operating a combination vehicle.
6 . To find out if a vehicle that was built before 1998 has an Anti-Lock Braking System (ABS), you can:
If you are operating a vehicle built before 1998 and are unsure if the trailer has an Anti-Lock Braking System (ABS), you can check under the trailer for wheel speed sensors coming from the back of the brakes.
7 . Older trailers are not equipped with spring brakes. This means that if the air supply for a vehicle's air braking system leaks away:
Older trailers do not have spring brakes. This means that if the air supply in an older trailer's air tank has leaked away, there will be no working brakes connected to the trailer and its wheels will turn freely.
2026 Montana | Frequently Asked Questions
To acquire a CDL Tank endorsement in Montana, you must first have a Commercial Driver's License (CDL). After that, study for the tank endorsement test using the Montana CDL manual. Schedule and pass the written test at your local Montana Motor Vehicle Division. Upon passing, you'll receive your tank endorsement. Fees may apply.
To obtain a CDL Tank license, you must first hold a valid Commercial Driver's License (CDL). Then, prepare for the tank endorsement test using the appropriate study materials, such as the state's CDL manual. After studying, schedule and pass the written test at your local Motor Vehicle Division. A fee is typically required for this process.
Specific training or experience isn't mandatory for a CDL Tank endorsement in Montana. However, studying the CDL manual thoroughly is strongly recommended to pass the written test. Practical experience or training could also be beneficial for understanding the unique handling characteristics and safety considerations of driving a tank vehicle.
Yes, to obtain a CDL Tank endorsement in Montana, you'll need to pass an additional written test. This test covers specific knowledge related to the safe operation and handling of commercial tank vehicles. Studying the relevant sections of your state's CDL manual is crucial to pass this test.
The written test for the CDL Tank endorsement in Montana covers subjects like inspecting tank vehicles, safe driving for tank vehicles, safe loading and unloading procedures, and understanding the special characteristics of tanks. You'll also learn about handling emergencies, including different types of hazardous materials spills.
The CDL Tank endorsement assessment primarily focuses on knowledge rather than specific driving maneuvers. It evaluates your understanding of inspecting tank vehicles, recognizing high center of gravity and its impact, maintaining safe control on curves, turns, and railroad crossings, and managing emergency situations like hazardous spills. It's about ensuring you can safely operate a tank vehicle under various conditions.
Yes, there are certain limitations for drivers with a CDL Tank endorsement. They are only allowed to operate commercial tank vehicles and are restricted from transporting hazardous materials unless they also have a Hazmat endorsement. Additionally, they must comply with all federal and state regulations regarding transport of liquids and gases.
No, drivers cannot transport liquid or gas materials without a valid CDL Tank endorsement. This endorsement is required by federal regulations to ensure that drivers are properly trained and understand the safety precautions necessary when transporting these types of materials. Violating this requirement can result in severe penalties.
The CDL Tank endorsement can be added to your existing Commercial Driver's License (CDL). You don't need to apply for a new license. However, you will need to pass the Tank Vehicle endorsement written test. Once you pass, the endorsement is added to your existing CDL. Be sure to check with your local DMV for any specific state requirements.
Yes, there are specific regulations and prerequisites for handling hazardous materials with a CDL Tank endorsement in Montana. These include passing the CDL written test for hazardous materials, undergoing a TSA background check, completing a hazardous materials endorsement application, and paying the required fees. Additionally, individuals must meet certain age and experience requirements and adhere to federal regulations for transporting hazardous materials.