FREE CDL Combination Vehicles Practice Test Online | Missouri 2024
Train for FREE online with our Missouri 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 MO combination license in 2021, 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 . A tractor protection valve:
A tractor protection valve keeps air in a tractor or truck air brake system should the trailer break away or develop a bad leak. The valve will close automatically if the pressure drops to an unsafe level.
2 . In a double or triple combination, the ____ trailer should be directly behind the cab.
When positioning trailers in a combination, the most heavily-loaded trailer should be the closest to the tractor. The lightest trailer should be positioned in the rear.
3 . How much space should be between the upper and lower fifth wheel?
Before a trip, be sure to inspect all couplings. There should be no space between the upper and lower fifth wheel.
4 . When coupling, you should:
When coupling air brake hoses, you should make sure the proper pairs of gland hands are connected. They are sometimes color-coded to help drivers avoid mistakes. Typically, blue is used for service lines and red is used for emergency lines.
5 . Shut-off valves:
Shut-off valves are used in air supply lines to control the passage of air from one trailer to another. The rear shut-off valve should always be closed to prevent air from leaving the braking system.
6 . If the emergency air line loses pressure:
The tractor protection valve keeps air in the trailer's braking system should the trailer break away or develop a leak. A loss of air pressure in the emergency line will cause the tractor protection valve to open and the emergency trailer brakes to activate.
7 . If color-coded, which color is used to identify service lines?
Air lines are sometimes color-coded to help drivers avoid mistakes when coupling glad hands. Typically, blue is used for service lines and red is used for emergency lines.
See the exact questions that will be on the 2024 Missouri DMV exam.
99.2% of people who use the cheat sheet pass the FIRST TIME
Lillian MCcranie explains how our CDL study guide was helpful in passing the exam and recommends it to everyone.
Cameron tells us how he purchased the CDL exam, and found it to be a useful tool which helped him pass the exam and find a job.
2024 Missouri | Frequently Asked Questions
To acquire a CDL Hazmat endorsement in Missouri, you must first have a Commercial Driver's License (CDL). After that, apply for the endorsement at a Missouri State Highway Patrol Driver Examination Station, pass the written test, and complete a federal security threat assessment. This includes fingerprinting and background checks conducted by the Transportation Security Administration (TSA).
To obtain a CDL Hazmat license in Missouri, you must already have a Commercial Driver's License (CDL). You also need to pass the Hazardous Materials Endorsement Knowledge Test, provide proof of U.S. citizenship or lawful permanent residency, complete a fingerprint-based background check, and pass the TSA security threat assessment.
When applying for a CDL Hazmat endorsement in Missouri, you need to provide proof of U.S. citizenship or lawful permanent residency. This could be a birth certificate, passport, or green card. Additionally, you'll need your current Commercial Driver's License (CDL), your Social Security card, and completed application forms for the Hazmat endorsement and TSA security threat assessment.
Yes, there is a dedicated written test for the CDL Hazmat endorsement in Missouri. The Hazardous Materials Endorsement Knowledge Test covers topics related to the transport of hazardous materials, including safety procedures, regulations, and handling techniques. You must pass this test to receive your Hazmat endorsement.
The written test for the CDL Hazmat endorsement in Missouri covers several topics related to hazardous materials. These include identifying different types of hazardous materials, understanding shipping papers and placards, loading and unloading procedures, safety rules, emergency response procedures, and federal regulations related to hazardous material transportation.
Yes, obtaining a CDL Hazmat endorsement in Missouri involves additional fees. This includes a $25.50 fee for the endorsement itself and a $86.50 fee for the required TSA background check. These fees are subject to change, so it's advisable to check with the Missouri Department of Revenue for the most current information.
Yes, obtaining a CDL Hazmat endorsement in Missouri requires a federal background check and a security threat assessment by the Transportation Security Administration (TSA). These are mandatory steps to ensure the safety and security of hazardous materials transportation. The applicant must be free of disqualifying criminal offenses to receive the endorsement.
Yes, obtaining a CDL Hazmat endorsement in Missouri necessitates specialized training. You must pass a written test based on the Hazardous Materials section of the Missouri Commercial Driver License Manual. While no specific certification is required, training helps ensure you understand how to safely transport hazardous materials.
No, you cannot transport hazardous materials in Missouri without a valid Commercial Driver's License (CDL) with a Hazardous Materials (Hazmat) endorsement. This is a federal regulation enforced by the U.S. Department of Transportation. Violating this rule can result in substantial fines and penalties, including the suspension or revocation of your CDL.
Yes, you can add a Hazmat endorsement to your current CDL license in Missouri. You don't need to apply for a new CDL. However, you must pass the Hazardous Materials Knowledge Test, provide fingerprints for a background check, and undergo a TSA security threat assessment to get the endorsement.
