Air Brakes Endorsement Test | Massachusetts 2024 #2

Train for FREE online with our Massachusetts CDL air brake 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 MA Class A/Class B driver license in 2024, 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 the requirements for CDL may vary from state to state.

Number of Question 25

Passing Score 20

Number of Tests 20

1 . A tank endorsement is:

Only required when transporting gases.

Only required when transporting liquids.

Used when transporting both liquids and gases.

Optional when transporting hazardous materials.

In general, a tank endorsement is required to a drive tank vehicle used to transport liquids or gases. This applies to both hazardous and non-hazardous materials.

2 . What does the air compressor governor do?

Controls when the air compressor pumps air into the air storage tanks.

Controls how quickly air leaves the air storage tanks.

Controls the temperature of the air entering the air storage tanks.

Controls the temperature of the air leaving the air storage tanks.

In an air brake system, the air compressor governor controls when the air compressor pumps air into the air storage tanks.

3 . Braking mechanisms are located ____ a brake drum.

Outside

Inside

Next to

On top of

Drum brakes are attached to the wheels and located on the axles of a vehicle. The braking mechanisms that cause the vehicle to stop can be found inside of a drum brake.

4 . During a static leakage test, the maximum leakage rate for a single vehicle with air brakes is ____ in one minute.

1 psi

2 psi

3 psi

4 psi

When performing a static leakage test on a single vehicle with air brakes, the leakage rate should be no more than 2 psi in a minute. If air leaks from the air brake system at a quicker rate, the vehicle should not be driven because something likely needs to be repaired.

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 . The air pressure in a dual air brake system should build from 85 to 100 psi within:

Two minutes.

15 seconds.

10 minutes.

45 seconds.

When inspecting a vehicle with a dual air brake system, you should wait for air pressure to build from 85 to 100 psi in both the primary and secondary systems. This should take about 45 seconds.

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2024 Massachusetts | Frequently Asked Questions

To obtain a CDL Hazmat endorsement in Massachusetts, you must first possess a valid Commercial Driver's License (CDL). Then, pass the Hazardous Materials (Hazmat) knowledge test at a Massachusetts RMV Service Center. After passing, you will need to complete a Federal Security Threat Assessment application, including fingerprinting. Once approved, the endorsement will be added to your CDL.

To obtain a CDL Hazmat license, you need to have a valid Commercial Driver's License (CDL). You must also pass the Hazardous Materials (Hazmat) knowledge test. Additionally, you are required to complete a Federal Security Threat Assessment application, which includes fingerprinting and a background check. You must be at least 21 years old and proficient in English.

When applying for a CDL Hazmat endorsement in Massachusetts, you need to provide a valid CDL, proof of U.S. citizenship or lawful permanent residency (like a passport or green card), and a completed medical self-certification form. Additionally, you must provide fingerprints and undergo a TSA background check.

Yes, there is a dedicated written test for the CDL Hazmat endorsement. This test is designed to assess your knowledge of transporting hazardous materials safely. It covers topics such as loading and unloading hazardous materials, bulk packaging, and driving and parking rules. Passing this test is a mandatory step to obtain the Hazmat endorsement on your CDL.

The CDL Hazmat endorsement written test covers a range of topics related to hazardous materials. These include recognizing hazardous materials, understanding placarding and labeling requirements, safely loading and unloading hazardous materials, handling emergencies, and understanding the associated federal regulations. The goal is to ensure that drivers can safely transport hazardous materials.

Yes, there are extra charges linked to acquiring a CDL Hazmat endorsement in Massachusetts. These include the application fee, fingerprinting fee for the TSA background check, and testing fee. The fees can vary, so it's recommended to check the current charges with the Massachusetts Registry of Motor Vehicles or the TSA.

Yes, a background check is mandatory for the CDL Hazmat endorsement. This is conducted by the Transportation Security Administration (TSA). The process includes fingerprinting and checking for any disqualifying criminal offenses. This ensures that hazardous materials are transported by individuals who meet the safety and security standards.

Yes, specialized training and certification are mandatory for the CDL Hazmat endorsement. Applicants must pass a written knowledge test on the regulations and requirements of transporting hazardous materials. This ensures that they understand the safety procedures and can respond appropriately in case of an emergency. Training courses are available to prepare for this test.

No, you cannot transport hazardous materials without a valid CDL Hazmat endorsement in Massachusetts. The endorsement is required by federal law and ensures that drivers have the necessary knowledge and training to safely transport hazardous materials. Driving without the endorsement can result in severe penalties, including fines and suspension of your CDL.

Yes, you can add the CDL Hazmat endorsement to your current CDL license. You don't need to apply for a new CDL. However, you'll need to pass a written test on hazardous materials regulations and undergo a TSA security threat assessment, including a background check. Once you've met these requirements, the Hazmat endorsement can be added to your existing CDL.