Double Triple Test | Michigan 2025 #1

Train for FREE with our Michigan CDL double triple practice test online. 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 MI CDL double triple 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 may vary from state to state.

Number of Question 20

Passing Score 16

Number of Tests 20

1 . Radial and bias-ply tires:

Should be used together.

Should be used together on the front of a vehicle.

Should not be used together.

Radial and bias-ply tires should not be used together. All wheels on a vehicle should be the same style and equally-sized.

2 . What is a bobtail tractor?

A tractor without a trailer

A tractor attached to two trailers

A tractor with a tank

Tractors without semi-trailers are referred to as bobtail tractors. Operating a bobtail tractor requires drivers to exercise caution.

3 . A driver should ensure that:

The truck is overloaded.

The truck is properly loaded.

The cargo is mostly in the front of the trailer.

It is essential to the safe operation of a CMV that cargo be properly loaded. Improper loading can affect handling and damage the vehicle. Additionally, improperly loaded materials can cause injury or death by falling off of the vehicle.

4 . What is often found in compressed air?

Water

Cardboard

Brake fluid

Compressed air in an air brake system usually contains a certain amount of water and compressor oil. The water and oil can damage the brakes if left to accumulate in the system. Tanks must be drained regularly to remove this build-up.

5 . A low air pressure warning signal should activate:

When tank pressure falls below 120 psi.

When tank pressure falls below 60 psi.

When tank pressure falls below 10 psi.

When tank pressure falls below 5 psi.

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.

6 . An after-trip inspection should be done:

Once a week.

Once a month.

After every trip.

You should always complete an after-trip inspection of your vehicle at the end of a trip, day, or tour of duty. Complete a vehicle inspection report, if required.

7 . Drivers talking to passengers in their vehicle should be viewed as:

Responsible drivers.

Distracted drivers.

Knowledgeable drivers.

Drivers who are engaged in conversation with passengers may be distracted from the task of driving. Use extra caution when driving near distracted drivers.

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2025 Michigan | Frequently Asked Questions

To obtain a CDL Hazmat endorsement in Michigan, you must have a valid Michigan CDL. Next, pass the written hazardous materials knowledge test at a Secretary of State branch office. Then, undergo a federal security threat assessment by submitting fingerprints for a background check. Finally, pay the required fees. The endorsement will be added to your CDL upon approval.

To obtain a CDL Hazmat license in Michigan, you must already possess a Commercial Driver's License (CDL). Additional prerequisites include passing the Hazardous Materials Endorsement Knowledge Test, submitting to a federal security threat assessment, and completing a fingerprint-based background check. You must also have a clean driving record and be at least 21 years old.

When applying for a CDL Hazmat endorsement in Michigan, you need to provide your current CDL, proof of U.S. citizenship or lawful permanent residency (like a passport or birth certificate), and a completed Hazardous Materials Endorsement application. After passing the knowledge test, you'll also need to provide fingerprints for a TSA background check.

Yes, there is a dedicated written test for the CDL Hazmat endorsement in Michigan. This test assesses your knowledge of the rules and regulations regarding the transportation of hazardous materials. The test covers topics such as loading and unloading, bulk packaging, and emergency response procedures. You must pass this test to receive the endorsement.

The written test for the CDL Hazmat endorsement covers a variety of topics, including: understanding the different types of hazardous materials and their risks, proper loading and unloading procedures, correct use of placards and labels, transport regulations, emergency response procedures, and how to handle and prevent incidents or accidents involving hazardous materials.

Yes, acquiring a CDL Hazmat endorsement in Michigan involves additional charges. You'll need to pay a fee for the knowledge test and a separate fee for the endorsement itself. Additionally, there's a cost associated with the mandatory TSA background check. Fees can vary, so it's best to check the current rates with the Michigan Secretary of State's office.

Yes, background checks are mandatory for obtaining a CDL Hazmat endorsement in Michigan. This involves a fingerprint-based check conducted by the Transportation Security Administration (TSA). The purpose is to ensure that the applicant doesn't pose a security threat. The check includes criminal, immigration, and terrorism databases.

Yes, specialized training is required for a CDL Hazmat endorsement. Applicants need to pass a written knowledge test about hazardous materials regulations and safety procedures. While Michigan doesn't mandate a specific training course, many applicants find such courses helpful in preparing for the test. After passing the test, they receive the Hazmat endorsement on their CDL.

No, you cannot legally transport hazardous materials without a valid CDL Hazmat endorsement in Michigan. This endorsement is required to ensure the driver understands the safety procedures and regulations related to transporting hazardous materials. Driving without it can lead to serious penalties, including fines and suspension of your commercial driver's license.

To add the CDL Hazmat endorsement to your current CDL license in Michigan, you will need to complete a new application. You must pass the Hazmat knowledge test and undergo a background check by the Transportation Security Administration (TSA). Once approved, the endorsement will be added to your existing CDL license.