Air Brakes #1
Air Brakes Endorsement Test | Florida 2025 #1 Page 3 of 4
Train for FREE online with our Florida 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 FL Class A/Class B driver 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 the requirements for CDL may vary from state to state.
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13 . Before driving a vehicle with a dual air brake system, you must wait for the air compressor to build a minimum of ____ in both the primary and secondary systems.
100 psi
Before driving a vehicle with a dual air brake system, you should wait for the air compressor to build up at least 100 psi in both the primary and secondary systems.
14 . What can happen if a parking brake is used in very wet weather when temperatures are below freezing?
The brakes may explode.
If you use the parking brakes when the weather is very wet and the temperature is below freezing, the brakes may become frozen, preventing the vehicle from moving.
15 . What happens if the air pressure in a system's air tanks falls below 60 psi?
The vehicle should stop.
In an air brake system, a low pressure warning signal should activate if the pressure in the air tanks falls to a level below 60 psi. This signal may be in the form of a warning light or a wig wag.
16 . Both systems in a dual air brake systems share:
An air compressor.
Both systems in a dual air brake system share a single air compressor. If the air compressor is damaged, neither system will be able to operate properly.
17 . When using the controlled braking method in an emergency situation, you should:
Apply the brakes with minimal pressure.
The controlled braking method for emergency stops involves applying the brakes as hard as you can without locking the wheels. Keep steering wheel movements small when braking in this way.
18 . Some air brake systems use alcohol:
To reduce the risk of rust forming on air brake valves.
Some air brake systems contain an alcohol evaporator. This device introduces alcohol into the braking system to inhibit the formation of ice.
2025 Florida | Frequently Asked Questions
To acquire a CDL Hazmat endorsement in Florida, you must already hold a valid CDL. Complete a HAZMAT endorsement application, pass a written test, and undergo a TSA background check. Once approved, you can add the Hazmat endorsement to your CDL. Make sure to renew it every five years or according to Florida's specific regulations.
To obtain a CDL Hazmat license, you must first have a Commercial Driver's License (CDL). You must also be at least 21 years old, a U.S. citizen or have legal status, and be able to read and speak English. Additionally, you need to pass the Hazmat knowledge test and undergo a Transportation Security Administration (TSA) background check.
When applying for a CDL Hazmat endorsement, you need to provide proof of U.S. citizenship or legal status, such as a passport or birth certificate. You also need your current CDL. Additionally, you must complete the Hazardous Materials Endorsement application form, and provide fingerprints for the TSA background check. Always check with local regulations for any additional requirements.
Yes, there is a dedicated written test for the CDL Hazmat endorsement. The Hazardous Materials Endorsement Knowledge Test assesses your understanding of the rules and regulations related to transporting hazardous materials. It covers topics like loading and unloading, bulk packaging marking, driving and parking rules, and emergency response procedures.
The written test for the CDL Hazmat endorsement covers a variety of topics related to handling hazardous materials. These include understanding hazard classifications, shipping papers, placarding rules, emergency response procedures, safe loading and unloading practices, and incident reporting requirements. It also tests knowledge of federal and state regulations for transporting hazardous materials.
Yes, acquiring a CDL Hazmat endorsement involves additional charges. The cost includes a fee for the endorsement application, a fingerprinting fee for the TSA security threat assessment, and a fee for the knowledge test. The exact amounts can vary by state, so it's best to check with your local DMV or equivalent agency for specific pricing.
Yes, obtaining a CDL Hazmat endorsement requires passing a Transportation Security Administration (TSA) background check. This involves fingerprinting and checking criminal, immigration, and terrorism records. The goal is to ensure the safety and security of hazardous material transportation. Applicants must also have no disqualifying criminal offenses.
Yes, specialized training is necessary for the CDL Hazmat endorsement. Applicants must pass a written knowledge test on handling hazardous materials. While not required, many choose to enroll in training programs to prepare. After passing the test, a background check by the TSA is also required before the Hazmat endorsement is granted.
No, you cannot legally transport hazardous materials without a valid CDL Hazmat endorsement in the United States. This endorsement ensures that drivers are qualified and understand the necessary safety protocols for handling hazardous materials. Violation of this law can lead to hefty fines and potential loss of commercial driving privileges.
You can add the Hazmat endorsement to your current CDL. You don't need to apply for a new CDL. However, you must pass the Hazmat knowledge test and a TSA background check. Once you've passed these, you can add the endorsement to your existing CDL by visiting your local Department of Motor Vehicles (DMV).