Combination #1
Combination Vehicles Practice Test | Montana 2025 #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 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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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.
2025 Montana | Frequently Asked Questions
To acquire a CDL Hazmat endorsement in Montana, you first need to have a Montana CDL. Then, you must pass the Hazardous Materials Endorsement Knowledge Test. You'll also need to undergo a TSA background check. Once you've passed the tests and background check, you can apply for the endorsement through the Montana Department of Motor Vehicles.
Before obtaining a CDL Hazmat endorsement, you must hold a valid Commercial Driver's License (CDL). You need to be at least 21 years old, have U.S. citizenship or lawful permanent residency, and be able to read and speak English. Additionally, you must pass a Hazardous Materials Endorsement Knowledge Test and a TSA background check.
When applying for a CDL Hazmat endorsement, you'll need to provide your current CDL, proof of U.S. citizenship or lawful permanent residency (like a birth certificate or green card), and proof of identity. Additionally, you'll need to complete a Hazardous Materials Endorsement application and pass the TSA background check.
Yes, there is a dedicated written test for the CDL Hazmat endorsement. This test covers various topics related to hazardous materials, including recognition and identification, communication rules, emergency response, and more. You must pass this test to obtain your Hazmat endorsement in Montana.
The written test for the CDL Hazmat endorsement covers a range of topics related to hazardous materials. These include identification of hazardous materials, loading and unloading procedures, use of placards and labels, emergency response procedures, and regulations pertaining to transport. It also covers safety precautions and the handling of discharge system and leaks.
Yes, there are additional costs associated with obtaining a CDL Hazmat endorsement. These include fees for the written test, TSA background check, and fingerprinting. The total cost can vary, but you can expect to pay between $80-$120. It's recommended to check with the Montana Motor Vehicle Division for the most current fees.
Yes, a background check and security clearance are necessary for the CDL Hazmat endorsement. This process, known as the Threat Assessment Program, is managed by the Transportation Security Administration (TSA). It involves checking criminal history, immigration status, and mental health status to ensure that hazardous materials are transported safely.
Yes, specialized training is required for the CDL Hazmat endorsement. You must pass a written test about transporting hazardous materials. Additionally, you must undergo a TSA background check. The training and certification ensure you understand how to safely transport hazardous materials, are aware of the risks involved, and know how to respond in case of emergencies.
No, you cannot legally transport hazardous materials without a valid CDL Hazmat endorsement in Montana or anywhere in the U.S. This endorsement is required by federal law and ensures that drivers have the necessary skills and knowledge to safely handle and transport hazardous materials. Violating this law can result in severe penalties.
Yes, you can add the CDL Hazmat endorsement to your current CDL license. You do not need to apply for a new CDL. However, you must pass the Hazmat knowledge test, submit fingerprints, and undergo a TSA background check. Once these steps are completed and approved, the Hazmat endorsement will be added to your existing CDL.